Typically we interact with the Linux operating system through what is referred to as a shell interpreter. A common interpreter is the Bourne Again Shell, which people call by the catchy name of bash ...

I added alias to .bash_profile file.<BR>alias mysqlcon="mysql -h localhost -u user -ppass pic"<BR><BR>Why each time I reboot the computer I have to do . .bash_profile? When I do this, the alias works.

While Linux systems install with thousands of commands, bash also supplies a large number of “built-ins”—commands that are not sitting in the file system as separate files, but are part of bash itself ...