Jedes nicht rein private Profil auf Social Media Portalen muss ein Impressum haben, das heißt insbesondere Unternehmen und Freiberufler (§ 5...
In Selenium features the server and client are running in separate processes. Therefore, when mocking time with a tool like...
When you develop a gem and you have a Gemfile in your project directory, you might be surprised that your...
When deploying, Capistrano puts a REVISION file into your application's release directory. It contains the hash of the commit...
For my Gem Session project Holly I ran the Ironman of drag'n'drop implementations: Dragging in nested lists
I've got often this error on just one server: Err http://de.archive.ubuntu.com precise/universe amd64 Packages 404 Not Found [IP...
Rack has a limit for how many form parameters it will parse. This limit is 65536 by default.
Ruby 1.9.2 is very slow when loading files, especially starting Rails servers or running specs takes forever.
If you're suffering from a huge de.yml or similiar file, cry no more. Rails lets you freely organize your...
If you upgrade to the mysql2 gem, you will run into the problem that the server's database.yml (which is...
xip.io is a magic domain name that provides wildcard DNS for any IP address. Say your LAN IP address is...
I had trouble serving an MP4 video to my iPad. Although the video complied with all the specs (H.264 codec...
Geoffrey Grosenbach has created Gruff for easily plotting graphs. It is written in pure Ruby and integrates with Rails applications...
Localizing a non-trivial application can be a huge undertaking. This card will give you an overview over the many...
When requests arrive at the application servers simultaneously, weird things can happen. Sometimes, this can also happen if a user...
This is for you if Passenger gives you the following useless error message. Passenger encountered the following error:\ The application...
This is a way to run multiple redis server on one ubuntu server. These steps you have to do only...
How to get a backtrace from a running Ruby process: Ruby 2.6 # First, find out the PID of your Ruby...
When talking to your MySQL server via a mysql shell, you can terminate queries by ; or \G -- the latter gives...
This is a demo of the "Tabby" Javascript jQuery plugin to use tabs in regular textareas to make them suitable...
Usually you don't need to, but when you want to see which queries your MySQL server currently needs to...
When you are using NAT in your virtual machine (which you should), the host's IP address is: 10.0.2.2
After you configured your ODBC describe in Fix [RubyODBC]Cannot allocate SQLHENV when connecting to MSSQL 2005 with Ruby 1.8.7...
I followed this nice guide Connecting to MSSQL with Ruby on Ubuntu - lambie.org until I ran in the following errors...