Hello there folks! I have been using [BASH](http://en.wikipedia.org/wiki/Bash_%28Unix_shell%29) for quite a long time. Yet I feel like there is a lot that I don’t know. The irony is that I am doing the BASH and Linux Basics training for new hires at my firm. I am not that bad, you see. It is just that there is so much to know. And I am never happy with what I know. I mostly use the terminal at work....
Hey if you have worked on Linux then you have interacted with bash. Maybe not. But it is mostly likely that your default shell is bash. I’m not surprised. I’m among the few people on this planet who regularly interacts with cshell also. Thanks to the kind of work I do. One great feature of bash that I miss in cshell is: Functions. Surprised? Cshell doesn’t support functions. It doesn’t have any concept of function....
I work on CSHELL these days. Probably the most unpopular shell today. Anyone would recommend not to use it. Because of the absurdness of its syntax and quoting. For an example: Top 10 reasons to avoid using CShell My intention was to write a generic wrapper script that I could use to invoke another script that supposedly attempts to update a database and in the unlikely event of failing to do so, the wrapper would wait for a while and retry again....