Commands by K33st

Commands by K33st (5)

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A line across the entire width of the terminal

Here is an alternative that support unicodes, using echo: It is using the \c flag, meaning no new line for the echo option -e. You can replace the = with any unicode character. Or to do the same into a PHP bash script: shell = system("tput cols"); for( $i= 0 ; $i < $shell ; $i++ ){ echo "█"; } Show Sample Output

for ((i=0; i<$(tput cols); i++)); do echo -e "=\c" ;done

K33st · 2018-03-19 19:37:02 28

Memorable recursive directory listing

To HUNT for all the important stuffs. TRUST EL TRAPPER Works every time!
This is sample output - yours may be different.
0

ls -ltrapR

K33st · 2018-03-19 18:15:51 26
Directory listing and serve folder on port 8000

Create an index.html containing links of the current folder and serve on the local network Show Sample Output
This is sample output - yours may be different.
```
Listening on http://192.168.1.23:8000
```
0

tree -H '.' -L 1 > index.html && php -S `hostname -I | cut -d' ' -`:8000

K33st · 2018-01-08 21:36:31 22
Read just the IP address of a device

To get only the address. Show Sample Output
This is sample output - yours may be different.
```
192.168.1.23
```
0

hostname -I | awk '{print $1}'

K33st · 2018-01-08 21:17:32 25
Realtime delay effect

Require sox Show Sample Output
This is sample output - yours may be different.
```
This is a realtime delay/echos effect on the main audio hardware sound card. Can be used with a mic.
```
0

arecord -D plughw:1,0 | play -d echos 0.3 0.2 700 0.25 800 0.3

K33st · 2017-09-10 20:57:12 22

What's this?

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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" }

Redefine the cd command's behavior

Often, the very next command after the cd command is 'ls', so why not combine them?. Tested on a Red Hat derivative and Mac OS X Leopard Update: changed ${1:-$HOME} to "${@:-$HOME}" to accomodate directories with spaces in the names

Convert decimal numbers to binary

Convert some decimal numbers to binary numbers. You could also build a general base-converter: $ function convBase { echo "ibase=$1; obase=$2; $3" | bc; } then you could write $ function decToBun { convBase 10 2 $1; }

quit gvim remotely

See system users

Report information about executable launched on system

Aureport is a tool for displaying auditd system log. -x options cause to display launched executable on system. Aureport work with auditd so auditd must be installed an running on a system. Tested on CentOS / Debian

Ultimate current directory usage command

An NCurses version of the famous old 'du' unix command

Eavesdrop on your system

This command takes a snapshot of the open files for a PID 1234 then waits 10 seconds and takes another snapshot of the same PID, it then displays the difference between each snapshot to give you an insight into what the application is doing.

Finds all files from / on down over specified size.

Very useful for finding all files over a specified size, such as out of control log files chewing up all available disk space. Fedora Core x specific version.

use vi key bindings at the command line

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