Evert's Dugout

My name is Evert Pot, and this is my blog!

My GPG public key.

I'm currently looking for new opportunities. Check out my Resume.

On the web

Twitter : @evertp
Github : evert
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About this blog

This blog is built with Jekyll, and hosted by Github Pages. All the content and code is open source.

Want to take a look, or suggest changes? Check out or fork the Github project.

Blog archive

I've been writing blog-posts on and off since 2006. Below you'll find the full archive. Don't scroll too far though, quality degrades as you go backwards in time.

2017

2016

Dec 15 Working with HAL in PUT requests
Nov 04 Slides for my Sass talk at True North PHP. #tnphp16
Oct 25 Switching to Google AMP and back
Oct 19 Syntax highlighting in presentations
Sep 20 sabre/event 4 released for PHP 7
Sep 14 Go for PHP programmers
Aug 13 Just married!
Jul 26 REST is in the eye of the beholder
Jun 14 PHP Sucks
May 28 Blogging for 10 years!
May 19 sabre/xml and repeating elements
May 13 Why PHP-FIG matters
Apr 28 Writing SQL that works on PostgreSQL, MySQL and SQLite
Mar 29 WebDAV resource sharing: an overview
Mar 26 Drop 'public' not 'var'!
Mar 23 Npm package author revokes his packages, breaking tons of builds
Mar 07 10 years on LinkedIn
Feb 16 phpunit-bin - run phpunit from anywhere
Jan 14 Strict typing in PHP 7 - poll results
Jan 13 Poll: Will you be using strict typing with PHP
Jan 02 Looking back at 2015 using Markov chains

2015

Dec 29 Parsing Atom with sabre/xml
Dec 22 Finding a DNS registrar
Dec 14 PHP code in 2006 and 2016
Dec 12 Now available via TLS and HTTP/2
Dec 09 Switching to Linux
Nov 08 Promises & Generators: my slides from True North PHP 2015
Oct 02 Going freelance
Aug 10 Save memory by switching to generators
Jun 02 sabre/dav 3.0 released!
May 19 PSR-7 released today
May 06 PHP's callable typehint too loose?
Apr 01 An XML library for PHP you may not hate.
Mar 04 PSR-7 is imminent, and here's my issues with it.
Mar 02 Dropbox starts using POST, and why this is poor API design.
Feb 24 The problem with password_hash()
Feb 19 HTTP/2 finalized - a quick overview
Feb 03 What's a link?
Jan 27 A new URI handling library for PHP.

2014

Dec 18 Testing your composer dependencies with prefer-lowest
Dec 05 Making the clipboard work between iTerm2, tmux, vim and OS X.
Nov 20 sabre/dav 2.1 released.
Oct 15 Why Google's CardDAV server isn't.
Sep 15 Accessing protected properties from objects that share the same ancestry.
Jun 24 Promises in PHP
Jun 07 HTTP/1.1 just got a major update.
May 22 sabre/dav 2.0 released.
Apr 13 Hawk Autentication considered harmful.
Mar 31 New sabre/dav website launched!
Mar 30 PHP 5.5.10 timezone handling changes
Feb 21 Composer's bug now fixed
Feb 20 Composer is wide open with a massive security vulnerability
Feb 17 fpassthru broken on OS X
Jan 21 Google Code is dead.
Jan 20 jCard is now a thing
Jan 15 sabre/http 2.0 released

2013

Dec 18 Replacing MyOpenID
Dec 05 MySQL 5.6 BOOL behavior when using PDO and prepared statements
Nov 23 Free Internet Explorer VM's on modern.ie
Nov 19 If you care about privacy, don't use OS X mail
Nov 01 On idempotence in HTTP
Aug 23 Joining CalConnect
Jul 27 Sabre VObject 3.1 released
Jul 22 Following redirects with Curl in PHP.
Jul 19 sabre-event, a simple event management library for PHP 5.4
Jun 25 OS X 10.9 will ship with PHP 5.3
Jun 21 Sabre VObject 3 released
Jun 20 PHP 5.5.0 released!
May 10 Escaping in iCalendar and vCard
May 02 SabreDAV acquired by fruux
Apr 29 A new blog!

2012

Dec 16 Switching to PHP 5.4 on OS X
Nov 09 SabreDAV 1.8 released (with namespaces!)
Nov 09 Markdown output for PHPDocumentor2
Oct 06 SabreDAV 1.7 released
Aug 08 New open source project: Sabre VObject
Jul 26 OAuth 2.0 and the Road to Hell
Jun 07 IE10 and DNT-header update
Jun 02 IE10 will enable the DNT header by default, and why I think this is a bad thing.
May 04 New HTTP status codes
Mar 21 New full-time gig at fruux
Feb 06 Content Security Policy update
Jan 25 Silex routing issues
Jan 21 RFC search provider

2011

Dec 06 My PHP Advent article
Nov 29 PHP Includes file generator
Oct 10 Moved SabreDAV to Github
Oct 07 Timezone database closed down
Sep 29 iconv_substr vs mbstring_substr
Aug 30 Fake *.google.com SSL certificate in the wild
Aug 12 SabreDAV 1.5 released with CardDAV support
May 25 Blogging for 5 years
Apr 26 Numeric string comparison in PHP
Apr 18 Escaping MySQL strings with no connection available
Apr 06 Throwing in the towel with SabreAMF and Dropbox PHP lib
Mar 16 Speaking at the PHPBenelux march meetup
Feb 16 Mozilla Documentation Center
Feb 15 Speaking at DPC 2011
Feb 14 SabreDAV 1.4.0-beta released
Jan 31 Taking advantage of PHP namespaces with older code
Jan 27 Going to PHPBenelux
Jan 11 My gripe with Prototype

2010

Nov 23 iCalendar / vCard parser for PHP
Oct 30 slowdeath - a simple denial of service attack for most PHP-based servers
Oct 21 Internationalized domain names, are you ready?
Oct 14 SabreDAV 1.3.0 released
Oct 12 Ubuntu has a new font
Sep 25 Killing a dead ssh connection
Sep 22 Evercookie: the cookie that just won't die
Aug 09 Content Security Policy introduction
Aug 03 New job at IBuildings
Jul 13 Storing encrypted session information in a cookie
Jul 12 What happened to HTTP authentication?
Jul 09 Guidelines for generating XML
May 25 Blogging for 4 years
May 24 SabreDAV 1.2 released (with CalDAV support)
May 17 When to escape your data
May 12 Goodbye old Firefox profile
May 10 Dropbox client library for PHP
Apr 23 Mbstring Function Overloading Dont Use It
Apr 20 Filesystem encoding and PHP
Apr 13 HTML5 video: On2 VP8, H.264 and Ogg Theora
Apr 13 New habari-based blog
Mar 29 basename() is locale-aware
Mar 19 SabreDAV 1.0.9 released & CalDAV news
Mar 18 <input type="email"> and Firefox Contacts Add-on
Feb 25 Jumping ship! From Subversion To Mercurial
Feb 02 CalDAV server for PHP
Jan 30 Published in PHP|Architect
Jan 29 Unicode nearing 50% of the web
Jan 12 A case for table-based design
Jan 11 SabreDAV 1.0.4 released
Jan 08 New open PEAR channels
Jan 07 javascript's escape and encodeURI vs. PHP $_POST

2009

Dec 23 OS/X WebDAV and Chunked Transfer Encoding
Dec 16 South Korea's 'real-name verification law'
Dec 11 Switching from Google to Bing
Dec 09 Game of life with checkboxes
Nov 03 SabreDAV reaches 1.0
Oct 13 Comments are back!
Oct 13 Deleted all comments by accident
Sep 16 Upgrading to Snow Leopard adventures
Sep 15 OS/X internet sharing defaults to 192.168.2.* range.
Sep 14 CalDAV - it's hard!
Sep 10 SabreDAV 0.12
Sep 02 Converting ICalendar to XML
Aug 14 Is OpenID becoming over-engineered?
Jul 21 SabreDAV 0.9
Jul 11 Flash ExternalInterface - Debug checklist
Jun 28 SabreAMF 1.3 release
Jun 24 Goto in PHP 5.3
Jun 21 Changing jobs
Jun 19 PHP feature request: 'Throwable' interface
Jun 09 Macbook LCD screen repair project
May 31 SabreDAV 0.8
May 27 Blogging for 3 years
May 10 Baseball Chronicles
Apr 20 Oracle to buy Sun
Apr 12 Frame busting and clickjacking prevention
Apr 12 rev="canonical" and url shortening
Apr 05 I bring you: floep
Mar 30 SabreDAV 0.7
Mar 22 Indexing geo-data 3: In practice
Mar 20 Indexing geo-data 2 : simple benchmark
Mar 19 Indexing geo-data
Mar 05 Dangers of mutual dependencies
Mar 02 WebDAV-related RFC's
Feb 27 Rogers takes over my browser
Feb 17 SabreDAV 0.6
Feb 14 Search engines to support 'canonical urls', or: how to reinvent the wheel
Feb 12 HTTP Basic and Digest authentication with PHP
Jan 30 Creating streams from strings in PHP
Jan 25 Apache speed and reverse proxies
Jan 22 A case against pagers
Jan 21 PHPUnit: A second look
Jan 14 SabreDAV 0.5
Jan 12 BBC drops microformats from programmes section.
Jan 08 Devshed article about SQL Injection (or why security related articles should only be written by experienced people)

2008

Dec 14 Geo standards on the web
Dec 14 Gps trackers - any advice?
Dec 03 Forking and MySQL connections
Dec 02 MP4 fast-start woes
Nov 28 Google Tech Talk about patents
Nov 28 Zend Framework 1.7 features AMF support
Nov 20 I'm programmer of the year!
Nov 06 SabreDAV 0.4
Oct 26 Sony Headphone Drama
Oct 25 New on this blog: degraded experience for IE6
Oct 17 Flash Upload changes in Flash Player 10
Oct 07 Solar Framework's master-slave db adapter
Sep 14 SabreAMF 1.2
Sep 10 Quick MySQL tip: add comments
Sep 09 Lighttpd + PHP fastcgi woes
Aug 19 Integrating with Zend's OpenID
Aug 03 Upcoming features in PHP 5.3
Aug 01 Subversion 1.5 for debian Etch
Jul 31 Preventing XSS in Javascript strings
Jul 29 Converting line-endings with ViM
Jul 04 Google and Yahoo start indexing SWF's
Jul 03 IE8 comprehensive protection
Jun 29 SabreDAV 0.3
Jun 17 Macbook LCD screen broken =(
Jun 09 CNMA 08 Finalist
Jun 06 Site Security Policy
Jun 06 Getting around "su : must be run from a terminal"
May 27 SabreDAV 0.2
May 27 Blogging for 2 years
May 02 Flash opens up
Apr 05 SabreDAV 0.1
Apr 02 CDATA in xml.. bad idea?
Mar 29 Usability, design 101
Mar 15 WebDAV updates
Mar 06 Silverlight 2 beta1 & IIS new video features
Mar 06 First glance on IE8
Mar 06 Ray Ozzie's keynote
Mar 04 Off to Vegas - Mix 08
Feb 15 Traversing directories
Feb 15 SabreAMF 1.1 release
Feb 08 Strange call from Red Hat
Feb 01 SabreAMF now on gentoo portage
Jan 12 MySQL Stored Procedure in PHP gotcha
Jan 11 MySQL crashes on triggers + insert delayed
Jan 11 Mime types.. when will people learn?
Jan 02 Introduction to using SabreAMF with Flex

2007

Dec 13 Adobe publishes AMF3 spec
Dec 13 PHP WebDAV integration library
Dec 12 Implementing WebDAV with PHP
Dec 11 SabreAMF 1.0 release
Dec 07 Open Source and copyright infringement
Nov 27 PHP Quicksearch in firefox
Nov 27 SabreAMF 1.0-beta4
Nov 08 SabreAMF 1.0-beta3
Nov 06 Flash Uploader on Mac not triggering onComplete event
Nov 06 PHP shutdown sequence
Nov 02 MemCached and MySQL UDFs
Oct 31 OS/X terminal settings for linux programmers
Oct 30 Leopard first impressions and problems
Oct 23 HTML Purifier rocks!
Oct 22 SabreAMF documentation
Oct 22 SabreAMF 1.0-beta2
Oct 21 SabreAMF 1.0-beta
Oct 21 PHP's DateTime object and unix times..
Sep 24 My Firefox extensions
Sep 08 FFMpeg to support Nellymoser within the month?
Aug 21 Flash to support H.264
Aug 16 PHP: Arrays vs. Objects
Aug 14 PHP and circular dependencies
Aug 12 Future of SabreAMF
Aug 12 PHPRPC and PHP frameworks
Aug 07 PHP-RPC update 4
Jul 20 FLVTool2 broken
Jul 19 Firefox gets httpOnly cookies
Jul 16 PHP-RPC update 3
Jul 10 FiTC 2007 presentation video
Jul 06 PHP namespaces
Jun 29 PHP serializer 0.2
Jun 26 The curse of major versions
Jun 19 PHP serializer in userland code
Jun 19 ext3: too many links!
Jun 15 CSS "projection" media type
Jun 14 PHP-RPC
May 26 Blogging for 1 year
May 13 Running cli editor from php
May 10 Site back up!
May 09 PHPUnit3 : first impressions
May 04 MySQL recap and future storage engines
May 03 PHP try..catch syntax weirdness
Apr 26 FiTC 2007 rocked!
Apr 20 Welcome CP/M user!
Mar 26 Flash8's ExternalInterface and Internet Explorer
Mar 26 SabreAMF 0.7
Mar 16 I got a chumby!
Mar 02 Presentation links
Feb 27 Speaking at FlashinTO v59.0
Feb 24 Multi-file upload using SWFUpload
Feb 22 Sharing sessions between html and flash
Feb 07 I'll be speaking at Flash in the Can 2007
Feb 06 Rotating an image, retaining the original size
Jan 23 Keeping your home directory in subversion
Jan 18 Grepping in your subversion working copies
Jan 13 I fixed home and end on OS/X terminal!
Jan 13 SabreAMF 0.6 -> upgrade recommended
Jan 12 What bug-reporting tool do you use?

2006

Nov 26 SabreAMF 0.5
Nov 07 SabreAMF featured on Adobe DevNet and 0.4 out
Nov 01 Caching in PHP using the filesystem, APC and Memcached
Oct 07 cron.daily scripts won't run
Sep 25 Exploring OpenSearch
Sep 06 SabreAMF 0.3 released + more info on class mappings
Aug 29 Funky new look
Aug 28 IE 7 RC1 acid2 test
Aug 18 Creating a Gopher server with PHP and InetD
Aug 14 Creating an OpenID client for PHP
Aug 10 On HttpOnly, Firefox-specific XSS and this years major Livejournal XSS attack
Aug 10 SabreAMF 0.2 is here
Jul 28 Enabling firefox 2.0 microsummaries
Jul 25 FFMpeg supports FLV 1.1
Jul 24 Decoding AMF3
Jul 03 Whats up for SabreAMF 0.2
Jun 25 wmode="transparent" in firefox
Jun 24 Updated the meta-detector library (v0.2)
Jun 20 Sourcecode for Meta detector
Jun 14 Building Subversion from source on debian
Jun 11 PHP Application Structure
Jun 11 Added MetaWeblogAPI
Jun 03 Coming soon.. Code section
Jun 01 Auto detecting Blog Services
May 29 Installing SabreAMF
May 28 Added a tagcloud
May 28 Added comment system
May 25 A new blog