alternative for "echo rm *.txt". Just doubletab the command you are willing to use and it will show you the affected files. Show Sample Output
if you're using wildcards * or ? in your command, and if you're deleting, moving multiple files, it's always safe to see how those wildcards will expand. if you put "echo" in front of your command, the expanded form of your command will be printed. It's better safe than sorry. Show Sample Output
with discard wilcards in bash you can "tail" newer logs files to see what happen, any error, info, warn... Show Sample Output
This is exactly the same as a wildcard - good for times when wildcards are disabled and when you want have a wildcard of a directory that is not your current ({`ls /path/to/dir`}). Does not work on older versions of Bash though.
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