In order to prepend a string when you are updating a columns is kind of easy, you only need to know the right Mysqsl function to achiev...

To upgrade bundler, just type this command in to  the command line: gem install bundler To check if it was upgraded , just di...

Sometimes, for debugging purpose, it can be quite helpful to enable the Rails assets pipeline in development model. to do this, go to ...

To rename a branch created locally, what you need to do is: First, go to the branch you want to rename: git checkout my_branch_1 ...

To undo or delete a commit previously done, just type the following command in your console: git reset --hard HEAD~1

In  this tutorial I will show you how to downgrade your firefox version in this case from firefox 47.0 to 45. First run this command: ...