General Command-line Tips
Tips for using the command line
This is a hidden (starts with a dot) file in your home directory which is used for holding various customisations in the shape of aliases and functions that minimise typing and make things faster.
For example, to obtain a long listing of all files in a directory from oldest to newest, the command is
But you can include a line in your .bashrc like so
alias ltr='ls -altr'
which mean s
If you already have a t is also
if [ -f /etc/bashrc ]; then . /etc/bashrc fi if [ -f /usr/local/Modules/3.2.10/init/.bashrc ]; then . /usr/local/Modules/3.2.10/init/.bashrc fi
Special Characters in Linux
Let's consider the copyright character. YOu need to hold down Ctrl+ Shift and type UA9. U00A9 will also work, but it's longer of course: ©.
To check the md5sums of a number of files according to a md5sum, one mat use this:
cat <file_with_md5sums> |parallel --pipe -N1 md5sum -c
(it would be nice to know the number of parallel processes this would generate)