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Gathering all MAC's in your local network
replace eth0 with your ethernet or wireless network interface.

Advanced python tracing
Trace python statement execution and syscalls invoked during that simultaneously

Shows cpu load in percent
Show the current load of the CPU as a percentage. Read the load from /proc/loadavg and convert it using sed: Strip everything after the first whitespace: $ sed -e 's/ .*//' Delete the decimal point: $ sed -e 's/\.//' Remove leading zeroes: $ sed -e 's/^0*//'

floating point operations in shell scripts
allows you to use floating point operations in shell scripts

Convert mysql database from latin1 to utf8
MySQL: CHARSET from latin1 to utf8

Install pip with Proxy
Installs pip packages defining a proxy

oneliner to transfer a directory using ssh and tar
this will tar/send/untrar a whole directory.

Save a file you edited in vim without the needed permissions - (Open)solaris version with RBAC

Rename files in batch

Check your spelling
For when you need a quick spell check.


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