Commands by ramya

Commands by ramya (4)

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Put the command in background running state

Put the command in background running state. Apart from that, it also maintains a log file called nohup.out
This is sample output - yours may be different.
0

nohup <command>

ramya · 2016-01-21 11:07:33 0
This command will check the file /etc/passwd existence

This command would execute echo "Yes" if the file /etc/passwd exits. Else would execute echo "No". This is a great command for make decisions based on file existence. Basically ?/usr/bin/[' or '[' is a test command in Linux. Show Sample Output
This is sample output - yours may be different.
```
Yes
```
0

[ -f /etc/passwd ] && echo "Yes" || echo "No"

ramya · 2016-01-21 11:04:48 0
Find a file and change its permissions

This command would find the file secret.txt and change its permissions to 755.
This is sample output - yours may be different.
0

find . -name secret.txt -exec chmod 755 {} \;

ramya · 2016-01-21 11:01:00 0
How to find a file and remove it using Find?

This command will find the file project.txt and delete it.
This is sample output - yours may be different.
0

find . -name project.txt -exec rm -f {} \;

ramya · 2016-01-21 10:58:47 0

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Convert CSV to JSON

Replace 'csv_file.csv' with your filename.

Empty a file

lotto generator

Get the 10 biggest files/folders for the current direcotry

This command simply outputs 10 files in human readable, that takes most space on your disk in current directory.

Short Information about loaded kernel modules

Liked command 4077 so I improved it, by doing all text manipulation with sed. "Run this as root, it will be helpful to quickly get information about the loaded kernel modules." THX mohan43u

Get memory total from /proc/meminfo in Gigs

Blacklist usb storage

Some times you may ban usb to protect thefting of your personal data. Blacklist the usb_storage module by adding blacklist usb_storage to /etc/modprobe.d/blacklist.conf. To load the module manually, $sudo modprobe usb_storage.

Output sound when your computer is downloading something

Outputs pseudo-random sounds to speakers (stereo mode because of -c 2) when there are any kind of network activity.

Backup trought SSH

Convert every eps in a directory to pdf

Converts every *.eps file to a *.pdf file

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