Commands by el_bazza (1)

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concatenate compressed and uncompressed logs
I use zgrep because it also parses non gzip files. With ls -tr, we parse logs in time order. Greping the empty string just concatenates all logs, but you can also grep an IP, an URL...

Route outbound SMTP connections through a addtional IP address rather than your primary

ssh tunnel with auto reconnect ability

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"

Printing multiple years with Unix cal command
src: http://tinyapps.org/weblog/nix/200907090700_linux_cal_print_multiple_years.html

Simulate typing
this also generates errors (change 4 to higher number for more mistakes)

Undo several commits by committing an inverse patch.
Use this to make a new commit that "softly" reverts a branch to some commit (i.e. squashes the history into an inverse patch). You can review the changes first by doing the diff alone.

Backup all MySQL Databases to individual files
Backs up all databases, excluding test, mysql, performance_schema, information_schema. Requires parallel to work, install parallel on Ubuntu by running: sudo aptitude install parallel

gvim in full screen (execute again to toggle full screen on/off)
Only under linux. Requires Gvim compiled with "clientserver" functionality and wmctrl command installed on system. Instead of servername can be used the current edited file name. Put it in a function and map it for get rid of "Press a key" after execution.

Convert Squid unixtime logs in human-readable ones
On-the-fly conversion of Unix Time to human-readable in Squid's access.log


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