As we know all hidden files in Linux start with a "." period.
For example, if you use only ls to look at the root home directory on a clean Linux installation, no files are returned. However, if you add the -a option, the ls command returns a list of files.
. and .. are actually hard links in...
While copying a directory using cp command we generally use -r or -R option, but in place of -r option we can use ‘-a’ which will archive the files and directory during copy, example is shown below,
The cp -a command copies the file/directory with the same permission settings and metadata as...
Strace is one of the most powerful process monitoring, diagnostic, instructional tool of Linux. It also acts as a debugging tool that helps in troubleshooting issues.
If a system call is being executed and meanwhile another one is being called from a different thread/process then strace will...