strace is a useful diagnostic, instructional, and debugging tool. It can save lots of headache. System administrators, diagnosticians and trouble-shooters will find it invaluable for solving problems with programs for which the source is not readily available since they do not need to be recompiled in order to trace them. This is also useful to […]


Raju asks:

How can I Debug a shell scripts?

This is most common question asked by new admins or UNIX user.

Shell scripting debugging can be boring job (read as not easy). There are various ways to debug a shell script.


gcc is a GNU project C and C++ compiler for Linux, UNIX, FreeBSD etc. From the wikipedia: GCC is a key component of the GNU toolchain. As well as being the official compiler of the GNU system, GCC has been adopted as the standard compiler by most other modern Unix-like computer operating systems, including Linux, […]