https://www.johngeerlings.com/p/ 2026-04-19T11:06:34+0200 https://www.johngeerlings.com/p/ https://www.johngeerlings.com/p/lib/tpl/jgbtstrp3/images/favicon.ico text/html 2021-06-21T12:33:00+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/3_mind-blowing_predictions?rev=1624271580&do=diff 3 Mind-blowing bold predictions A great and positive video that I saw on YouTube, January 8th, 2021. 2 Days after the invasion of the Capitol in Washington DC. Michio Kaku: 3 mind-blowing predictions about the future - Big Think - January 4th, 2021 text/html 2021-10-05T08:28:31+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/12_principles_of_agile_software?rev=1633415311&do=diff Agile's 20th anniversary In February 2001, 17 senior software developers got together in a ski resort in the mountains of Utah to discuss software development methods. While having different experiences and having used different methods the attendees agreed that there were many shared values and beliefs. This resulted in the 12 Principles of Agile Software. text/html 2020-08-22T20:36:41+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/20150116153526?rev=1598121401&do=diff NASA switches from Windows to Linux In the news on 10 May 2013 International Space Station to boldly go with Linux over Windows Computers aboard the International Space Station are to be switched from Windows XP to the Linux operating system text/html 2020-08-22T20:34:07+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2015051522300918?rev=1598121247&do=diff Upload issue ABC-Wiki Symptoom Uploaden van relatief kleine bestanden lukt soms niet bij ABC-Wiki, ondanks dat de maximale limiet op 2MB stond. Error log root@perfubuserv:# tail /var/www/abc-wiki.nl/log/error.log [Fri May 15 17:18:31.256565 2015] [fcgid:warn] [pid 45375] [client 10.20.30.77:53858] mod_fcgid: HTTP request length 132502 (so far) exceeds MaxRequestLen (131072), referer: http://abc-wiki.nl/bron/start?do=media&ns= [Fri May 15 17:18:56.571442 2015] [access_compat:error] [pid 6168… text/html 2020-08-24T10:07:07+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2017091117465516?rev=1598256427&do=diff Scrum and Agile How about Scrum? To put it simply, agile software development is a way of dealing with constant change, Scrum is an agile methodology. Graphic overview 1 Source: Screenshot from Video: Explaining Scrum in less than 120 seconds Graphic overview 2 Source: Screenshot from Video: Agile Scrum in Two Minutes + FREE CHEAT SHEET Clear Scrum tutorial text/html 2020-08-22T19:20:52+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2017091318425826?rev=1598116852&do=diff Windows 10 update cleanup Remove various unneeded files See: <https://www.technig.com/delete-windows-10-update-files/> Remove SoftwareDistribution folder See: <https://www.windowscentral.com/how-clear-softwaredistribution-folder-windows-10> Run these commands from a cmd-box as Administrator. net stop wuauserv net stop bits Now clear out the entire folder structure below C:\Windows\SoftwareDistribution text/html 2020-08-23T22:03:11+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2018021312411461?rev=1598212991&do=diff Magento 2.2 on Ubuntu 16.04 This page is an anonymized sample of a technical page about the installation and configuration of open source Magento version 2.2. It is a demonstration of how this activity could be registered in a wiki. It is incomplete and probably somewhat outdated. text/html 2020-08-25T14:55:31+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2018103010281170?rev=1598360131&do=diff Martin Visser's blogpost geanalyseerd Martin Visser, journalist bij de Telegraaf, schijft een blog op http://getrevue.co en linkt daarheen vanuit LinkedIn. Met name zijn manier van citeren en het slimme gebruik van beeldcitaten is interessant. Klik op een afbeelding om die als slides te kunnen doorlopen. text/html 2020-08-22T17:44:12+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2019031809165878?rev=1598111052&do=diff LimeSurvey queries Background For a couple of projects that we did on civil participation, we needed to be able to hold a survey. So, I decided to see which open-source packages were available to do this. Our goal was to gather the data and inject it into DokuWiki to analyze and re-use the answers given by participants. text/html 2020-08-20T10:40:23+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052515505362?rev=1597912823&do=diff In plaats van CentOS gebaseerd op Red Hat Linux zoals bij eerdere servers text/html 2020-08-22T19:02:46+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052516014749?rev=1598115766&do=diff Kibana BI on Elastic DWH? Kibana Your window into the Elastic Stack <https://www.elastic.co/kibana> After seeing some demonstrations of Kibana, I think, it can be considered a Business Intelligence tool when Elasticsearch is seen as the core data warehouse or datamart. Elasticsearch text/html 2020-08-22T12:17:36+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052516463117?rev=1598091456&do=diff Draap In het nieuws op 18 april 2013 Je verwacht het niet! 'Koning van de paarden' bekent vleesfraude ... ... ... ... <http://www.telegraaf.nl/binnenland/21490588/___Koning_van_de_paarden__bekent_vleesfraude__.html> Bron: <https://unsplash.com/photos/EXuKQaf3Ei8> opmerkelijk nederlands text/html 2020-06-18T09:11:20+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052518585558?rev=1592464280&do=diff Advantages of using sudo sudo is being used in Linux distributions which are based on Debian like Ubuntu. I find using sudo a bit tedious when I need to do something as a root user on our servers. It is clear, however, why it is safer for a Linux user having root priviliges. text/html 2020-08-22T12:17:58+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052616461949?rev=1598091478&do=diff Corona-app Qatar lek! In het nieuws op 26/5/2020 Het onderzoekslab van Amnesty International ontdekte dat de Qatarese corona-app toestond om zonder verder authenticatie willekeurige persoonsnummers in te voeren en zo privédata op te vragen. opmerkelijk nederlands text/html 2020-06-18T14:30:08+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052617164571?rev=1592483408&do=diff Bootswrapper (plugin) Application Dokuwiki Type Plugin Url Via <https://www.dokuwiki.org/plugin:bootswrapper> Extended documentation <http://www.lotar.altervista.org/wiki/wiki/plugin/bootswrapper> Example 1: <http://www.lotar.altervista.org/wiki/wiki/plugin/bootswrapper/alert> Example 2: <http://www.lotar.altervista.org/wiki/wiki/plugin/bootswrapper/text> => Choose other components in menu at the right. dokuwiki plugin text/html 2022-06-27T21:25:59+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052617232581?rev=1656357959&do=diff Schnaps und Frauen In het nieuws op 22 maart 2017 <https://www.bnr.nl/nieuws/internationale-politiek/10320884/dijsselbloem-over-schnaps-und-frauen-ik-zal-voorzichtiger-zijn> “” Boosheid in Spanje, Italië en Portugal <https://www.rtlnieuws.nl/economie/artikel/108491/schnaps-und-frauen-rel-loopt-met-sisser-af-dijsselbloem-blijft> De bovenstaande foto is een beeldcitaat. Het origineel staat hier. Een grapje met een serieuze ondertoon die Jeroen Dijselbloem als voorzitter van de Eurog… text/html 2020-08-22T17:48:34+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052817583843?rev=1598111314&do=diff Door de Blendle Ik ontvang sinds een paar jaar de nieuwsbrief van Blendle in mijn gmail-box. Het was me echter al vrij snel duidelijk dat ik niet tot de ongetwijfeld jonge doelgroep behoorde. Een stel mensen van waarschijnlijk 30- vormt de redactie, of beter text/html 2020-08-22T19:19:22+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020052822171120?rev=1598116762&do=diff Thumbnails I rediscovered Easy Thumbnails the other day, as I had to generate a number of thumbnails for this very website. It's free software and works on Windows 10. In their own words: Easy Thumbnails is a popular free Windows utility for creating accurate thumbnail images and scaled-down/up copies from a wide range of popular picture formats text/html 2020-08-23T19:14:08+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020060916255337?rev=1598202848&do=diff ICT onkunde In het nieuws op 15 oktober 2014 Bij de overhandiging van een onderzoeksrapport over ICT geeft Kamervoorzitter Van Miltenburg aan dat ze even moest opzoeken wat ICT betekende. “” ... <http://www.telegraaf.nl/binnenland/23202997/__Voorzitter_blundert__.html> René Veldwijk, niet de eerste de beste, verwoordt het helder in de voorgaande quote. text/html 2020-08-25T08:39:30+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061015553069?rev=1598337570&do=diff Geklier van Microsoft Aangezien ik mij voor DokuWiki ook bezighoud met de opmaak van pagina's, test ik standaard met de browsers Firefox, Chrome en Opera voor Windows en minimaal 2 van de 3 onder Android. Zodra de layout me bevalt, ga ik ook testen met Microsoft Edge en ondanks dat Microsoft zich tegenwoordig veel beter houdt aan de defacto HTML5 en CSS3 standaarden blijft het oppassen met die grappenmakers uit Redmond, WA. text/html 2021-06-18T08:59:41+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061017255750?rev=1623999581&do=diff Agile grondbeginselen Agile betekent focus op de essentie ... ... ... Valkuil 1 Valkuil 2 Valkuil 3 ... Tot slot September, 2015 <https://www.finext.nl/agile-grondlegger-arie-van-bennekum-over-eenvoud/> agile nederlands text/html 2020-08-22T20:59:36+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061019221494?rev=1598122776&do=diff Free photo sites Below sites offer freely usable images as long as you comply with their license . * <https://unsplash.com/> * <https://www.pexels.com/> * <https://pixabay.com> * <https://www.stockvault.net/> * <https://www.freepik.com/> More links on <https://www.foleon.com/blog/5-sites-for-free-stock-photos>. text/html 2020-08-22T17:15:57+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061213530635?rev=1598109357&do=diff Bezits-s Als amateur taalverbeteraar erger ik me aan veel onlogische schrijfregels in het Nederlands. Tijdens het schrijven van een stukje waarin ik de bezits-s gebruikte kwam ik een artikel tegen waarin het volgende stond. Gangbaar en verdedigbaar alternatief text/html 2020-08-22T19:09:02+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061509241534?rev=1598116142&do=diff Elasticsearch 7 Below quotes come from this article (October 2019). Below the surface Aha, SQL databases can now also be imported. BI-tool on top Kibana improvements * From Kibana’s index management console, you can display stats such as field mapping (index schema), index summary metrics (number of documents, on-disk storage consumed, etc.), index default parameters (number of shards, nested field limits, etc.), and more. text/html 2022-07-01T09:10:33+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061811425669?rev=1656659433&do=diff Datatables Below you see an example sales dataset that is formatted as a responsive datatable using DokuWiki plugin Datatables. The dataset is based on a download I found here. Initially, the table is sorted in ascending order on the first column. You can sort it on other columns by clicking on the heading of that column. Clicking a column header twice sets the order to descending. In the search box, you can type a word of an item included in one of the fields instantly filtering the rows. The … text/html 2020-08-23T11:23:41+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020061910214965?rev=1598174621&do=diff Whoopsie One of the groups user root belongs to is called whoopsie. Below directory owned by this group is called crash. :-) root@ubuntu-eqteam:~# ls -la /var/ total 60 drwxr-xr-x 15 root root 4096 Feb 26 2019 . drwxr-xr-x 22 root root 4096 Apr 30 15:18 .. drwxr-xr-x 2 root root 4096 Jun 19 06:25 backups drwxr-xr-x 16 root root 4096 Apr 29 11:42 cache drwxrwsrwt 2 root whoopsie 4096 May 14 06:25 crash drwxr-xr-x 56 root root 4096 Apr 29 14:07 lib… text/html 2020-08-22T18:07:27+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020081719073292?rev=1598112447&do=diff How not to manage projects Many project management methods exist, each apt for different project types and/or businesses. For a single project, one can choose from several good project management methods and tools. Obviously, picking a good method and tool does not guarantee a text/html 2021-02-02T13:15:54+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020081721082595?rev=1612268154&do=diff DokuWiki in het kort Introductie Een wiki is een handige tool om bedrijfsdocumentatie zoals bijvoorbeeld technische documenten, contracten, werkprocedures en work-flows vast te leggen, te organiseren en te centraliseren. Tevens hebben wiki's een zoekfunctie die gebruikers in staat stelt om de daarin opgeslagen informatie ook weer snel te vinden. text/html 2020-08-18T13:58:35+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020081809554148?rev=1597751915&do=diff Modern leadership In the news on 18 August 2020 “” Translated by John, based on <https://www.trouw.nl/economie/de-manager-van-de-toekomst-laat-de-controle-los~b9be8f7a/>. Being an IT professional and entrepreneur, I have been working from home regularly for over a decade on many different projects. Remotely managing projects and teams well starts with getting to know both the project sponsors and team members, and text/html 2023-09-12T13:08:31+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020081813282597?rev=1694516911&do=diff All LimeSurvey features On 12 September 2023, I updated below overview from LimeSurvey features based on this page to be used for easy reference. In my projects I use the Community Edition installed on Ubuntu Server LTS. Question types * Matrix * Matrix (5 point selection) text/html 2020-08-25T14:55:42+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020081913012695?rev=1598360142&do=diff Gesjoemel bij het CDA? In het nieuws op 19 augustus 2020 Fraude, een heel domme technische fout of een “overspelige” echtgenote? ... <https://www.telegraaf.nl/nieuws/660399467/vrouw-omtzigt-slaat-alarm-stem-cda-leden-kwam-bij-verkeerde-terecht> Bron: screenshot van <https://www.telegraaf.nl/nieuws/660399467/vrouw-omtzigt-slaat-alarm-stem-cda-leden-kwam-bij-verkeerde-terecht> opmerkelijk nederlands text/html 2020-08-29T09:39:33+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020082220030874?rev=1598686773&do=diff About feeds Feeds DokuWiki can include feeds into its pages. Below I show 2 news feeds plus 2 that are intended to be humorous. Since I have no control over the content that is presented, please don't be offended if you don't like the news or don't appreciate the humor. text/html 2020-08-23T20:14:51+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020082317350366?rev=1598206491&do=diff What is digital transformation? Digital Transformation <https://www.gartner.com/en/information-technology/glossary/digital-transformation> Source: Clip-out of a photo from <https://unsplash.com> definition text/html 2020-08-26T16:32:58+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020082610551527?rev=1598452378&do=diff Word ik nat of niet? Een persoonlijke gebeurtenis op 26 augustus 2020 Vanochtend op de fiets ben ik tijdens een rit van zo'n 20 minuten behoorlijk nat geregend. Voor vertrek had ik op buienradar.nl gekeken, gezien dat de buien net voorbij waren en erop vertrouwd dat het droog zou blijven. (Bewijsstuk 1) text/html 2025-06-03T09:50:46+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020082612425133?rev=1748937046&do=diff MediaWiki vs DokuWiki * DokuWiki stores user content in simple, readable text files which could also be created through a “feed” from external systems text/html 2020-08-26T19:26:40+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020082616005869?rev=1598462800&do=diff Responsive MediaWiki skins Skins in general In July 2020, I compiled a list of 4 responsive and modern MediaWiki skins for a potential customer. Since this information might be relevant to others, I decided to create this page. Contrary to popular text/html 2020-09-01T18:11:21+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020082711092082?rev=1598976681&do=diff What is MediaWiki? Introduction GPL HTMLCSS <https://www.mediawiki.org/wiki/Manual:What_is_MediaWiki%3F> [MediaWiki logo] MediaWiki is flexible and versatile, but that comes at the price of complexity. It can be pretty troublesome to set up and maintain, let alone find MediaWiki experts. Seen from a business point of view, I dare to state that MediaWiki is overkill for most organizations that need a wiki system for internal use. For these business cases, I always recommend text/html 2020-09-04T10:22:24+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020090312555530?rev=1599207744&do=diff Being treated like a child Just a minor annoyance ... I use a Windows 10 computer for all kinds of stuff including development. Even though I'm very fond of Linux on the desktop, it is convenient for me to use Windows because (a) I'm the primary source my wife and kids come to when they have computer - often Windows - issues and (b) many customers use Windows on their business desktops or laptops. So, using Windows myself helps me to keep my knowledge up-to-date. text/html 2020-09-04T18:37:43+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020090418051391?rev=1599237463&do=diff Great news: PRINCE2 6th Edition As of 1 January 2020 I have been a fan of PRINCE2, since I obtained a certificate in 2000. The methodology is very logic, based on best practices and contains great checklists. So this is good news, as the last version dated back to 2017. Oh, wait text/html 2021-01-29T16:47:48+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020090709415273?rev=1611935268&do=diff Conan the Bacterium In the news on 6 September 2020 'Super bacteria' survives for three years outside space station <https://www.bbc.co.uk/news/science-environment-54029521> I have been interested in astrophysics for quite some years, and this kind of news does not really surprise me. It's time for us humans to show some humility. text/html 2020-09-09T09:00:23+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020090711470338?rev=1599634823&do=diff When is your birthday? Nowadays, GDPR in Europe determines that everyone's privacy should be strictly respected. When you order something from a webshop however, most of them want to know your birthdate. text/html 2020-09-15T12:03:42+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020091411384212?rev=1600164222&do=diff See <https://zapier.com/learn/forms-surveys/best-survey-apps/> Originally published in June 2016, updated in March 2019 and again in July 2020 with each app's latest features and pricing and with great new survey apps. text/html 2021-09-24T09:41:24+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/2020091815512981?rev=1632469284&do=diff What is information? * information can never be meaningless or useless for the person receiving them * a certain group of data can contain more information for one person than the next * the presentation format of data can be decisive for the informative value text/html 2025-06-29T12:08:55+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/about_me?rev=1751191735&do=diff About me / Over mij Current position On-demand CTO/CIOICT Transformation Manager Curriculum vitae Management Information ScienceBusiness Informatics & Management * Providing niche markets with smart and stunning bespoke ICT solutions text/html 2025-06-13T10:05:04+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/agile_in_name_only?rev=1749801904&do=diff By Foreign and Commonwealth Office - https://www.flickr.com/photos/foreignoffice/14217374639/, CC BY 2.0, https://commons.wikimedia.org/w/index.php?curid=33349039 text/html 2021-06-16T16:48:14+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/agile_manifesto?rev=1623854894&do=diff See the complete list text/html 2021-09-23T16:10:41+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/astrophysics?rev=1632406241&do=diff Astrophysics One of my main interests is astrophysics. My interest was raised when I followed a university class in 1993 and was renewed around the start of the Covid 19 pandemic. Thinking of astrophysical phenomena helps me to put things in perspective and realize that all daily annoyances are mostly futile and often a waste of valuable time. text/html 2021-01-06T10:48:51+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/at_the_center_of_attention?rev=1609926531&do=diff At the center of attention Some people like to be in the spotlight and at the center of attention. (Ex-)President Trump is one of them. After reading an article on Politico, I found a link to a piece which showed the following very informative Venn-diagram. text/html 2023-11-02T17:17:10+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/bizvw_projects_wrt_bi_and_dwh?rev=1698941830&do=diff Business Intelligence & Data Warehousing Business IntelligenceData Warehousing“”“”Business Intelligence Business Objects Period Role Business rationale Project Tools 2012/Q4 - 2014/Q1 Project Manager / Consultant at Alphabet International - BMW Group (Car Leasing) Stabilize and enhance chosen MIS solution text/html 2025-06-10T12:04:52+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/bizvw_projects_wrt_e-business?rev=1749549892&do=diff e-Business / B2B / B2C e-Business e-Business Period Role Business rationale Project Tools 2020/Q1 - now Strategic ICT Advisor (Paid/Pro bono) Acquisition, relationship management, and knowledge exchange Short meetings/conversations regarding independent strategic advice at the intersection of ICT, organization, and governance. text/html 2025-06-19T11:04:38+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/bizvw_projects_wrt_innovation?rev=1750323878&do=diff Innovation innovative Period Role Business rationale Project Tools 2025/Q1 - now DokuWiki guru Grow presence and recognition in both business and consumer markets Design and populate recently acquired domain with convincing showcases, course material and text/html 2023-05-12T13:21:32+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/bizvw_projects_wrt_other_stuff?rev=1683890492&do=diff Other stuff Period Role Business rationale Project Tools 2010/Q1 - 2012/Q2 Project Lead / Pre-sales consultant / Developer for various customers Deliver good and stable customized software by use of existing open-source software packages. Various projects to build custom-made solutions based on open-source software. One was a time registration application for employees at text/html 2025-06-29T12:20:02+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/chronological_overview?rev=1751192402&do=diff Chronological overview For a short description about me, just go here. Innovatione-BusinessBusiness Intelligence & Data Warehousingjust click here and choose a category on the next page. Period Role Business rationale Project 2025/Q1 - now DokuWiki guru Grow presence and recognition in both business and consumer markets Design and populate recently acquired domain text/html 2021-01-12T21:15:09+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/disclaimer?rev=1610482509&do=diff Disclaimer I am a professional working in the intersection of Information Technology and business. The company I work for is called eQTeam Information Providers BV (eQTeam for short) and I am the founder and director. All content on this website and all experiences, interests and opinions are based on my professional and personal life. Content is owned by eQTeam. text/html 2025-06-11T21:18:27+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/graceful_degradation?rev=1749669507&do=diff Graceful degradation <https://developer.mozilla.org/en-US/docs/Glossary/Graceful_degradation> A gracefully degrading swan Source: The Dying Swan - 2014 ---------- To give a clear example of how gracefully degrading websites could work, I'll be switching Javascript on and off for the homepage of this website. On the first screenshot Javascript is enabled as is the default setting nowadays. text/html 2025-05-13T09:52:31+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/list_of_organizations?rev=1747122751&do=diff List of organizations These are some of the organizations I worked for over the years. More or less in reverse chronological order. * Findio / Crédit Agricole Consumer Finance (Banking) * Alphabet International / BMW group (Car Leasing) * Bunzl Plc (Cure & Care Wholesale) text/html 2025-06-24T12:21:57+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/locatie_acta_gebouw?rev=1750760517&do=diff Locatie van het ACTA-gebouw Laatst wilde ik weten welke faculteiten er waren aan de UVA, de Universiteit van Amsterdam. Ik opende in Firefox een incognito window en typte de zoektermen in in Google . Vervolgens klikte ik op een link naar de UVA website en zag dit text/html 2025-05-14T15:44:02+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/music?rev=1747230242&do=diff Music Below, I enlist some of the songs that I like listening to in a datatable. On a wide screen the data are shown as a table with columns. The table is sorted by Year in a descending order and shows a default of 5 items per page. Clicking on one of the columns will change the order. Doing it twice will switch from ascending to descending. text/html 2025-06-07T10:10:51+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/my_projects?rev=1749283851&do=diff My projects / Mijn projecten Innovation e-Business / B2B / B2C Business Intelligence & Data Warehousing Collaborating with ICT To see all projects in chronological order, just click on this line. Click on this line to know more about me. Innovatie e-Business / B2B / B2C Business Intelligence & Data Warehousing Omgang met ICT Om alle projecten in chronologische volgorde te zien, klik op deze regel. Klik echter op deze regel om meer over mij te weten te komen. text/html 2023-11-09T12:32:06+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/my_tools?rev=1699529526&do=diff My tools Introduction [Toolkit] Source: modified version of resource 2870128 on <https://freepik.com>. Most workers' toolbox is full of tools, but one must keep in mind the following: * Use the right tool, for the right job, in the right way * A fool with a tool is still a fool text/html 2020-10-01T09:36:00+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/nep_vs_neppe?rev=1601537760&do=diff Nep versus neppe Mijn ergernis Ik kan er niet aan wennen. En volgens mij is het fout of zou het fout gerekend moeten worden. En ik heb het dan over het gebruik van neppe als bijvoeglijk naamwoord. Als je “vroeger” wilde aangeven dat bepaalde dingen niet echt waren, dan kon je zeggen dat die text/html 2025-05-13T12:19:22+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/new_or_modified?rev=1747131562&do=diff New or modified Below table shows the last few pages that have been created or modified. The date and time shown are therefore either the creation or modification date and time. text/html 2025-06-05T12:01:26+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/niche_markets_for_dokuwiki?rev=1749117686&do=diff Niche markets for DokuWiki DokuWiki, thanks to its simplicity, flexibility, and low technical requirements, is highly suitable for a wide range of niche markets where structured knowledge or documentation is important, but where large IT budgets are not available. text/html 2025-06-05T12:02:48+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/niche_markten_voor_dokuwiki?rev=1749117768&do=diff Niche markten voor DokuWiki DokuWiki is door zijn eenvoud, flexibiliteit en lage technische vereisten erg geschikt voor een hele reeks nichemarkten waarin gestructureerde kennis of documentatie belangrijk is, maar waar geen grote IT-budgetten beschikbaar zijn. text/html 2021-05-23T11:19:11+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/pas_op_met_javascript?rev=1621761551&do=diff Pas op met Javascript Ik loop inmiddels bijna 30 jaar mee in de IT wereld. Er is veel veranderd in die tijd, maar een hoop is uiterlijke schijn. Letterlijk. Software bouwen op goede fundamenten was en is nog steeds erg belangrijk. De eerste computersystemen waarmee ik te maken kreeg, bestonden uit een centrale verwerkingseenheid ook wel text/html 2025-06-11T11:10:10+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/personeelshandboek_voorbeeld?rev=1749633010&do=diff Personeelshandboek - voorbeeld Deze brochure is bestemd voor alle medewerkers van (bedrijf). Als medewerker heeft u allerlei rechten en plichten. Deze zijn vastgelegd in een groot aantal regelingen, zoals het Burgerlijk Wetboek, de Sociale Verzekeringswetgeving en de fiscale wetgeving. Die regelingen zijn niet altijd even makkelijk leesbaar. In deze brochure zijn daarom de verschillende regelingen op hoofdlijnen op een rij gezet. U vindt informatie over alles waar u mee te maken krijgt tijdens … text/html 2022-06-28T17:20:58+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/projects_wrt_bi_and_dwh?rev=1656429658&do=diff BI & DWH “”“”Business Intelligence Business Objects Business Intelligence Period Role Project Tools 2019/Q4 - 2020/Q2 Initiator Investigate whether Kibana and Elastic Stack can be a viable open-source Business Intelligence & Data Warehousing tool for certain business cases text/html 2025-06-07T09:47:34+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/projects_wrt_dealing_with_it?rev=1749282454&do=diff Collaborating with ICT Information Technology * Try to work with ICT people who are passionate for what they do, and who are willing to improve. And, more importantly, who see that the entire business (including the ICT department or provider) should work for the final customer who provides the business' proceeds. text/html 2022-06-30T08:31:48+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/projects_wrt_innovation?rev=1656570708&do=diff Innovation innovative Period Role Project Tools 2021/Q3 - now CTO Custom-made software for Heemkundekring Blariacum, an association for the preservation of local history, situated in the north of Limburg province. Click here, to see the work-in-progress result (Dutch only). LimeSurvey integrated with DokuWiki 2020/Q1 - now text/html 2022-06-28T17:12:18+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/projects_wrt_other_stuff?rev=1656429138&do=diff Other stuff Period Role Project Tools 2010/Q1 - 2012/Q2 Project Lead / Pre-sales consultant / Developer Various projects to build custom-made solutions based on open-source software. One was a time registration application for employees at Paleis Soestdijk, a former residence of the Dutch Royals. text/html 2022-06-29T17:03:11+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/rondom_de_koekjesfabriek_quotes?rev=1656514991&do=diff Rondom de koekjesfabriek - quotes Quote 1 <https://pieteromtzigt.nl/blog/afdwingbare-normen-voor-stikstof-en-geen-enkele-norm-voor-bestaanszekerheid> Quote 2 <https://www.nrc.nl/nieuws/2022/06/26/een-grote-tuin-tussen-bebouwde-stroken-a4134685> Quote 3 <https://www.trouw.nl/economie/hoe-nederland-uitgroeide-tot-exportreus-in-de-landbouw-en-nu-moet-veranderen~b2e65581/> Quote 4 <https://www.trouw.nl/opinie/de-natuur-vraagt-om-maatwerk-niet-om-algemene-stikstofnormen~b7dca9ad/… text/html 2022-06-30T10:07:20+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/rondom_de_koekjesfabriek_ruikt_het_naar_koekjes_met_popup_quotes?rev=1656576440&do=diff Rondom de koekjesfabriek ruikt het naar koekjes In Nederland is in bepaalde gebieden de stikstofuitstoot veel te hoog en hier dient iets aan gedaan te worden. De vraag is echter hoe en op welke termijn. Feiten * Nederland heeft wettelijk, bijna als enige in de wereld, een maximumnorm voor stikstofdepositie vastgelegd. text/html 2020-06-16T19:49:28+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/tag_cloud?rev=1592329768&do=diff Complete tag cloud text/html 2020-12-22T17:58:24+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/volkskrant_krakkemikkige_betaalmuur?rev=1608656304&do=diff Krakkemikkige betaalmuur Volkskrant Update 22/12/2020 ~17:30 Naar aanleiding van een dringend verzoek van DPG Media en de Persgroep bevat dit luchtig geschreven stuk inmiddels zwartgelakte vlakken. Hierdoor is het helaas minder goed leesbaar. Twee dagen na publicatie van de eerste versie op 8/12/2020 heb ik op advies van een vriend mijn bevindingen in eerste instantie aan een tweetal mij verstrekte contactadressen bij DPG Media gerapporteerd. text/html 2021-01-06T12:00:07+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/what_is_a_tagpage?rev=1609930807&do=diff What is a tagpage? Tags can be used as a way to organize content on websites. Nowadays this is quite common. A tagpage is a page that is being linked to when one clicks on a tag that is assigned to a certain page or when one clicks on a tag from a tagcloud. The tagpage shows all the pages that have been tagged with the specific wording used in the tag. On this website text/html 2021-02-02T15:58:56+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/what_is_a_wiki?rev=1612277936&do=diff What is a wiki? ... ...... “” <https://en.wikipedia.org/wiki/Wiki> [Drawing of WikiWikiBus ] Source:<https://eqteam.nl/p/en/composite/scope_04/wiki> WikiWikiWeb got its name when Cunningham remembered the “Wiki Wiki Shuttle” bus at Honolulu International Airport meant for quick transportation between the airport's terminals. Characteristics text/html 2021-07-03T11:42:00+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/what_is_dokuwiki?rev=1625305320&do=diff What is DokuWiki? Introduction ... Use Cases * Corporate Knowledge Base * Private notebook * Software manual * Project workspace * CMS – intranet <https://www.dokuwiki.org/dokuwiki> [Dokuwiki logo] The DokuWiki-logo that is displayed above, shows the wiki concept in a nutshell. Two pencils of different color respresent different users being able to edit the same page. Different arrows show the ease of interlinking separate pages in order to create a set of related subjects… text/html 2021-09-24T09:21:58+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/wist_je_dat?rev=1632468118&do=diff Wist je dat ... Sonjabakkeren betekent sinds half september 2021 zoiets als “plagiaat plegen, dit herhaaldelijk ontkennen en, tenslotte, anderen de schuld geven”. En da's toch wel iets heel anders dan in de hoogtijdagen van Sonja Bakker . Iemand die nu sonjabakkert zal hier niet snel trots over vertellen op verjaardagsfeestjes en het liever verzwijgen. Dat laatste is immers inherent aan de nieuwe betekenis. text/html 2021-10-05T21:05:10+0200 Anonymous (anonymous@undisclosed.example.com) https://www.johngeerlings.com/p/content/yesterday_was_a_signal?rev=1633460710&do=diff Yesterday was a signal this story Signal <https://www.nrc.nl/nieuws/2021/10/05/laatste-waarschuwing-van-whatsapp-a4060691> “Signal, a secure messaging app recommended by authorities such as the Electronic Frontier Foundation and Edward Snowden [...] is privacy focused and has no desire to analyse, share or profit from users’ private information, says Jake Moore, cybersecurity specialist at ESET