Commands by magmax

Commands by magmax (2)

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Executes a command changing an environment variable

Allows you to change the value of an environment variable only for the execution of the command in the line. (corrected) Show Sample Output
This is sample output - yours may be different.
```
$ LANG=es_ES date -h
date: opcion invalida -- h
Pruebe `date --help' para mas informacion.
$ LANG=en_EN date -h
date: invalid option -- 'h'
Try `date --help' for more information.
```
-4

VARIABLE="VALUE" COMMAND

magmax · 2009-03-12 07:04:44 9
Never rewrites a file while copying (or moving)

Allows you to preserve your files when using cp, mv, ln, install or patch. When the target file exists, it will generate a file named XXX.~N~ (N is an auto-incremental number) instead of deleting the target file.
This is sample output - yours may be different.
3

cp --backup=t source.file target.file

magmax · 2009-03-12 06:46:13 18

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Sysadmin day date of any given year

Calculate the date of Sysadmin day (last Friday of July) of any given year

pretend to be busy in office to enjoy a cup of coffee

Dialog's gauge widget accepts progress updates on stdin. This version runs dialog once and updates it every second. There's no need to use timeout which causes screen flicker since it restarts dialog for each update.

Top 20 commands in your bash history

download newest adminer and rename to it's version accordingly

If the version already downloaded. it will not download again

Create a new file

resize all JPG images in folder and create new images (w/o overwriting)

Convert all jpegs in the current directory into ~1024*768 pixels and ~ 150 KBytes jpegs

Convert seconds to [DD:][HH:]MM:SS

Converts any number of seconds into days, hours, minutes and seconds. sec2dhms() { declare -i SS="$1" D=$(( SS / 86400 )) H=$(( SS % 86400 / 3600 )) M=$(( SS % 3600 / 60 )) S=$(( SS % 60 )) [ "$D" -gt 0 ] && echo -n "${D}:" [ "$H" -gt 0 ] && printf "%02g:" "$H" printf "%02g:%02g\n" "$M" "$S" }

Add prefix onto filenames

Best to try first with -n flag, to preview

Use GNU info with a pager

This makes GNU info output menu items recursively and pipe its contents to less, allowing one to use GNU info in a manner similar to 'man'.

read manpage of a unix command as pdf in preview (Os X)

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