Category Archives: Hakre's Tips

Docker Run without “docker run”

So there was this one question on Stackoverflow in which the OP was linking an .htaccess tester for Mod-Rewrite-Rules. Despite this being all fine I was asking myself what about really(tm) testing this? So I remembered the rewrite-log from the … Continue reading

Posted in Hakre's Tips, Patched, Pressed, Professional Webdevelopers At Work, Scripts, Surviving the Internet, Tools, Uncategorized | Tagged , , , , | Leave a comment

Speedpills 4 Linting PHP Files in Parallel

Quite some time ago I’ve already written about linting PHP files in the shell / build. Even though parallel linting is fine, when the code-base is growing larger and larger, the build becomes slower and slower. A slow build sucks. … Continue reading

Posted in Hakre's Tips, PHP Development, PHP Development, Pressed, Scripts, Tools, Uncategorized | Tagged , , , , , | Leave a comment

Sed Cheatsheet

Just a post about some of the sed lines I find scattered, to be extend in future edits. Merge same Lines Together $ sed ‘/^ \*$/{h;d};{H;s/.*//;x;s/^\n//}’ This sed example merges all “ *” lines that follow each other (e.g. empty … Continue reading

Posted in Hakre's Tips, Uncategorized | Tagged | Leave a comment

Gnome Shell Quickfix Cheatsheet

Disable work-space up/down movers which block key bindings I use in Phpstorm. Important with that is that I don’t use these dynamic work-spaces at all, so making them static and only one: dconf write /org/gnome/desktop/wm/preferences/num-workspaces 1 dconf write /org/gnome/mutter/dynamic-workspaces false … Continue reading

Posted in Hakre's Tips, Uncategorized | Tagged , , , , , | Leave a comment

Git – Set the Author Date to The Committer Date of a Recent Commit

Ah gosh that one commit has the author date just too far off, but if it would be the same as the committer date, that would be fine… Locate the commit when rebase interactively and mark for edit. Then go … Continue reading

Posted in Hakre's Tips, Pressed | Tagged | Leave a comment

Install / Update Dbeaver Community on Ubuntu

Update: Turns out I was too eager to get the command line running. While it’s fine to have it perhaps for some systems, it is actually the case that Dbeaver has both a Debian repository and an Unbuntu PPA as … Continue reading

Posted in Hakre's Tips, Tools, Uncategorized | Leave a comment

Hunting the Keyboard Shortcut

Recently while in the mood I decided to upgrade my Thinkpad X280  from Ubuntu 16.04 LTS (for which it had the approval) to more current Ubuntu 18.04 LTS. That also meant that I’m back on Gnome Shell which I’m not … Continue reading

Posted in Hakre's Tips | Tagged , , , , , , , , , | Leave a comment

Using Assertions with (Legacy) PHP Code

While it was not much advised to use assertions (the assert PHP language construct) prior to PHP 7 due to the fact that it actually eval’ed a string’ed code, these days are gone. This is probably a lesser known fact with … Continue reading

Posted in Developing, Hakre's Tips, PHP Development, PHP Development, Pressed, The Know Your Language Department, Tools | Tagged , , , , , , , | Leave a comment

Lazy Loading in PHP Object Composition

When it comes to nicely performing PHP scripts (yes in PHP these are all scripts as PHP code is run-time) there is a nice addition since PHP 7 named the Null coalescing operator which plays very well with the basic nature … Continue reading

Posted in Hakre's Tips, PHP Development, PHP Development, Pressed, The Know Your Language Department, Tools | Tagged , | Leave a comment

Linting PHP Files in Parallel on Travis

With PHP 7 around the corner here is a small tip how you can at least lint the code in your project to be PHP 7 syntax compatible. That allows you to easier obtain forward-compatible PHP code with ease. So … Continue reading

Posted in Hakre's Tips, PHP Development, Pressed, Tools | Tagged , , , , , , , , | Leave a comment

The SimpleXMLElement Magic Wonder World in PHP

PHP’s Simplexml ships with a lot of magic to simplify access to an XML documents element and attribute node values. Some criticize this and suggest to use the DOM library instead. The DOM library on the other hand, even it … Continue reading

Posted in Developing, Hakre's Tips, PHP Development, Pressed, The Know Your Language Department, Uncategorized | Tagged , , , , | Leave a comment

Kubuntu Default Browser

The system-settings don’t reflect the whole picture in Kubuntu. Settings can be done via the command-line. Here exemplary to chromium: I had an issue with this for quite some time, I finally found the answer via “opening web link from … Continue reading

Posted in Hakre's Tips, Pressed, Uncategorized | Leave a comment

Installing PDF Printer under Kubuntu with AppArmor and Samba

It actually should be as little as installing cups-pdf (CUPS-PDF (Ubuntuusers German)): Then opening Printers in system preferences did show the new printer. However printing a test-page didn’t work. I then just followed the tail of the syslog: to find … Continue reading

Posted in Hakre's Tips | Tagged , , , | Leave a comment

Hide Folders in PhpStorm Project Pane

How can I hide a directory in a PHPStorm project, for example .sass-cache I just asked myself this morning. Searching online didn’t reveal it to me and there are numerious options that were close but not about hiding the directory … Continue reading

Posted in Developing, Hakre's Tips, Pressed | Tagged | Leave a comment

Download NextGen Gallery WordPress Gallery with Wget

For a gallery download with Wget made by NextGen Gallery (at least this is what I read from then nggpage=2 query string), I had success with: My example gallery with with all jpeg files. The switches are documented in the … Continue reading

Posted in Hakre's Tips, Pressed | Tagged , , , | Leave a comment

Commandline Source Fixes Foo

From time to time I need to cleanup source trees. Today I needed to do that again, here are some command liners to get some work done. If you’re on Windows, all you need to do to get these running … Continue reading

Posted in Developing, Hakre's Tips, Pressed, Tools | Tagged , , , , , , | Leave a comment

Composer Clear Cache

It’s one of the best kept secrets of popular PHP dependency manager Composer: How to flush composers cache. You normally don’t need it, however if you create some composer.json and you want to put it to a test, this can … Continue reading

Posted in Developing, Hakre's Tips, PHP Development | Tagged , , , , , | 5 Comments

XPath Null Byte Injection in PHP

Back in July this year, in Mitigating XPath Injection Attacks in PHP I was writing about how to properly quote a string in PHP’s Xpath 1.0. The code presented there was based on the assumption that the resulting expression is … Continue reading

Posted in Hakre's Tips, PHP Development, Pressed, Surviving the Internet | Tagged , , , , , , , | Leave a comment

The Negative Influence of WordPress on PHP

The current The TIOBE Programming Community Index for July 2013 shows an increase for PHP, gaining grounds fast and as an ongoing trend over the last year: If compared to January 2013, PHP is the fastest climber with an increase … Continue reading

Posted in Hakre's Tips, Linked, Pressed, Surviving the Internet | Tagged , , , , , | 2 Comments

Mitigating XPath Injection Attacks in PHP

PHP has two libxml based extensions that allow to execute XPath 1.0 expressions: DOM (by the DOMXPath class) and SimpleXML (with its xpath() method). Both extensions are prone to XPath Injection Attacks, a common attack form. Albeit all this, and … Continue reading

Posted in Hakre's Tips, PHP Development, Pressed, Surviving the Internet | Tagged , , , , , , , | 1 Comment