Useful tips for everyday
Can you downgrade PHP version? Upgrading or Downgrading PHP versions on a Webdock stack is essentially the same procedure. In short what you need to…
How do I find soft links in Linux? To view the symbolic links in a directory: Open a terminal and move to that directory. Type…
What is the file etc hosts? The /etc/hosts file contains the Internet Protocol (IP) host names and addresses for the local host and other hosts…
How do I view cache in Unix? 2 Answers To free pagecache, use: echo 1 > /proc/sys/vm/drop_caches. To free dentries and inodes, use: echo 2…
What is the source of IP source routing? Source routing is a feature of the IP protocol which allows the sender of a packet to…
How do you tail multiple files in Linux? To tail multiple files with multitail simply invoke the program followed by the two filenames you wish…
How install X Windows on Linux? Installing an X Windows system for Unix/Linux Install an X Window windowing system. For example, Cygwin or Xming. Install…
How do you add numbers in Linux? Use the following syntax to calculate the sum of two integers in a shell script: Using expr command…
How do I find out how many active connections I have? Step 1: In the search bar type “cmd” (Command Prompt) and press enter. This…
What is the outbound port for SSH? port 22 By default, the SSH server still runs in port 22. What is inbound and outbound rules?…