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...
When requests arrive at the application servers simultaneously, weird things can happen. Sometimes, this can also happen if a user...
i686 means 32-bit.
How to call routes, make requests and try out helpers from the Rails console.
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...
validates_acceptance_of :terms only works if terms is set to a value. The validation is skipped silently when terms...
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...
This is one possibility to do this. There are other and maybe even better ways to do this.
When you do a script/dbconsole -p, your MySQL shell will already be using UTF-8. When you call it yourself...
Pour color on your Rails console with awesome_print. Turn confusing long strings into formatted output. Have objects and classes...
Install libreadline: sudo apt-get install libreadline-dev Reinstall the ruby and tell rvm where to find readline
When trying to install the gherkin gem, you might encounter an error with the following lines: ERROR: Error installing gherkin...
If you need to debug Analytics tracking, consider using this chrome extension. It will replace the tracking code with a...
If your project manager wants to do gatekeeping on a project, as a developer you need to follow the following...
If you're responsible for gatekeeping in a projects, here is a guide, what to do. In order to reduce...
TeamViewer 6 and lower had an issue where they would see a multi-monitor Linux setup as a single wall...