Rsync is a command-line utility commonly used to copy files and folders from one location to another while preserving file attributes (permissions, ownership). In other words, it is used to …
Category: Tips & Tricks
There is no suitable CSPRNG installed on your system
Some PHP packages may stop working after update with error message: “There is no suitable CSPRNG installed on your system”. The reason for this that they stopped using OpenSSL and …
CentOS 6.x boot GRUB on software RAID /dev/md0
If you’ve just installed CentOS 6.x on software RAID and it won’t boot from /dev/md0, don’t worry. It can be fixed. – Insert CentOS media/DVD and boot in rescue mode …
Change hostname on Mint Linux / Ubuntu – Howto
To change your hostname, you’ll need to edit /etc/hostname file with sudo nano /etc/hostnamesudo nano /etc/hostname The file content is very simple. It contains the current hostname and all you …
Command line system information
If you’re not sure which components are installed in your server/pc, you can use inxi which is a command line system information script. It will show you the system hardware, …
Fix “Failed To Fetch” Apt error Howto
Google announced plans to discontinue 32-bit Google Chrome for Linux and it has. On some 64bit Ubuntu based systems (Mint/Kubuntu/Xubuntu,..), during update process you may notice the next error: “Failed …
CentOS PPTP client Howto
The Point-to-Point Tunneling Protocol (PPTP) is a method for implementing virtual private networks. Since it is marked as non secure and vulnerable, I don’t recommend it as a “final” VPN …
HP B110i, B120i and B320i RAID controller – howto
The RAID functionality for the B120i and B320i controllers in the “e” series ProLiant servers is provided by a software driver (FakeRAID). The driver for these RAID controllers is available in …
Extract multiple 7z files in folder (at once)
To extract multiple 7z files at once, use the next script for fileToExtract in *.7z do 7z x "$fileToExtract" donefor fileToExtract in *.7z do 7z x "$fileToExtract" done Remember, x …
Samsung printer on Linux – rastertosplc – No such file or directory
If you try to install Samsung printer (in my case ML1675) on Ubuntu 14.04 or Mint 17, you’ll may have some problems with missing file – rastertosplc. If you added …