Rename file to same name plus datestamp of last modification.
Scan Subnet for IP and MAC addresses
Get HTTP status code with curl
Find size in kilobyte of files that are deleted but still in use and therefore consumes diskspace
Show most common words in filenames
Print the IPv4 address of a given interface
Split a large file, without wasting disk space
Are there any words in the English language that use at least half of the alphabet without repeating...
Mount a VMware virtual disk (.vmdk) file on a Linux box
separate (emphasize) digital strings from other text
ping a host until it responds, then play a sound, then exit
View all new log messages in real time with color
Find dead symbolic links
List Listen Port by numbers