Commands by nlinux

Commands by nlinux (2)

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Get Dell Service Tag Number from a Dell Machine

This will give you the Dell Service tag number associated with your machine. Incredibly useful when you need that number for tech support or downloads. Show Sample Output
This is sample output - yours may be different.
```
Serial Number: XXXXXXX
```
15

sudo dmidecode | grep Serial\ Number | head -n1

nlinux · 2009-02-18 14:54:28 3474
Command line progress bar

This command tar?s up a directory and sends the output to gzip, showing a rate of 223MB/s. This may require you installing the pv command. For debian based users out there: sudo aptitude install pv Show Sample Output
This is sample output - yours may be different.
```
59.7kB 0:00:00 [ 223MB/s]
    [===========================================>] 100%
```
4

tar zcf - user | pv /bin/gzip > /tmp/backup.tar.gz

nlinux · 2009-02-18 14:50:45 8

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sudo for launching gui apps in background

Need package: gksu Note: Launching gui app in background that needs sudo, won't work great with our old friendly style of launching: $ sudo gedit /etc/passwd & because this would put sudo in background ! Using gksudo as demonstrated, would popup a gui sudo window. May be this is a common knowledge, but not knowing this frustrated me during my newbie year.

Check if your desired password is already available in haveibeenpwnd database. This command uses the API provided by HIBP

List mp3 files with less than 320 kbps bitrate.

Print today's date in ISO format without calling an external command (bash 4)

Assign top-level JSON entries to shell variables

A recursive version might be useful too. /dev/tty is used to show which shell variables just got defined.

scan folder to check syntax error in php files

Print a single route to a destination and its contents exactly as the kernel sees it

Useful to determine the source_ip of outgoing packages to a certain destination

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"

list block devices

Shows all block devices in a tree with descruptions of what they are.

Post a message to another users screen via SSH

Post a message on another users screen via SSH

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