A gorgeous terraced rice paddy in China I think: https://4walled.cc/src/c0/c06806e6e7aa41e530ae8355aa2271fb.jpg Beautiful farm gate photograph: https://4walled.cc/show-584332. Curving road in morning mist: https://4walled.cc/show-111104. Dual monitor corn field photograph: https://4walled.cc/show-84524. Man using a tin for target practice on his farm: https://4walled.cc/show-579294. Oil refinery gas flare: https://4walled.cc/show-1286049. Arches national park Utah: https://4walled.cc/show-389564. More wallpaper posts. More awesome wallpapers for …

There are a few Linux easter eggs out there. The above screenshot shows the Douglas Adams quote in VIM. Type :42 in the command mode to get this quote. The apt-command for Ubuntu, Debian and Mint has had an embedded easter egg for quite a while. If you type the help command for apt-get, you …

Creating an alias for bash makes remembering a command easier. This is how longer commands may be simplified. Here is an example. [[email protected]:~] alias lseasy=’ls -lAhF'[[email protected]:~] alias lseasy=’ls -lAhF’ This is the output. [[email protected]:~/Videos] lseasy total 4.8G -rw-r–r– 1 jason jason 18 Mar 24 13:34 authrootseq.txt -rw-r–r– 1 jason jason 23K Mar 24 13:55 heap2.htm …

The /etc/NetworkManager/system-connections directory in Debian and Ubuntu stores files that are named after the WIFI networks you have connected to. These contain the passwords for the wireless networks that your machine has connected to. Here is a sample file. [connection] id=detportal uuid=539c7711-95ba-4f0a-8797-33d32ec779d7 type=802-11-wireless   [802-11-wireless] ssid=detportal mode=infrastructure security=802-11-wireless-security   [802-11-wireless-security] key-mgmt=wpa-psk psk=detportal   [ipv4] method=auto …

If your machine has errors with the hard disk and your machine has booted with a read-only filesystem, these commands can force your machine to either shutdown or reboot. Forced re-boot. echo 1 > /proc/sys/kernel/sysrq echo b > /proc/sysrq-triggerecho 1 > /proc/sys/kernel/sysrq echo b > /proc/sysrq-trigger Forced shutdown. echo 1 > /proc/sys/kernel/sysrq echo o > …

This command will update a single package upon request. This would be very useful if you want to update only a certain package. dpkg -s 2>/dev/null | grep -q Status.*installed && sudo apt-get install I found this tip here: http://askubuntu.com/questions/44122/how-to-upgrade-a-single-package-using-apt-get. This would be very useful to someone using Ubuntu or Debian. Here is an example. …

Kali Linux has available to it a Ruby script that may be used to list all users on a WordPress website. Use the command below to scan a website for security vulnerabilties and see if there are any problems with the website. [email protected]:~# wpscan –url mywordpresssite.com –enumerate [email protected]:~# wpscan –url mywordpresssite.com –enumerate user Use this …