Save Terminal from Process Completed in Mac OSX

What’s happening One day, when I opened up terminal as usual, it showed [Process completed] and just terminated. I could not type any thing, run any scripts and work on my project. Even worse, this made me unable to install programs into my computer because many installations need to…

Caffeine on Mac and Ubuntu

Caffeine has been a very useful app to instantly disable or enable the screensaver on mac. At least for me, I am using multiple computers in office and all of them except the one I am using will usually get idle. Getting into screensaver, however, is bad sometimes especially I…

Ruby on Mac OSX

**In Mac, Ruby is preinstalled. **You can open Terminal and input the followings to view the version of Ruby installed in your Mac `` [sourcecode language=”bash”] ruby -v [/sourcecode] Update Ruby. You might want to update your Ruby, however there is no installer for Ruby like Windows. Instead, we can…