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find files ignoring .svn and its decendents

quickly backup or copy a file with bash
less symbols, tab completion. including # export SIMPLE_BACKUP_SUFFIX="_`date +%F`" in your .bashrc provides you to easily timestamp your files

Find processes utilizing high memory in human readable format
Finding high memory usage report in human readable format.

Detect illegal access to kernel space, potentially useful for Meltdown detection
Based on capsule8 agent examples, not rigorously tested

Speed up builds and scripts, remove duplicate entries in $PATH. Users scripts are oftern bad: PATH=/apath:$PATH type of thing cause diplicate.

get the ascii number with bash builtin printf

Center text in console with simple pipe like
Center the output text in max line length of buffered output pipe;

Which processes are listening on a specific port (e.g. port 80)
swap out "80" for your port of interest. Can use port number or named ports e.g. "http"

Produce 10 copies of the same string

Mutt - Change mail sender.


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