Useful tips for everyday
How do I set an environment variable in Korn shell? To set an environment variable in sh or ksh, use the syntax VAR=value;export VAR, where…
Is Ubuntu better for low end PC? Depending on how “low-end” your PC is, either one will probably run fine on it. Linux isn’t as…
What are the different routing methods? There are 3 types of routing: Static routing – Static routing is a process in which we have to…
What does setcap do? setcap(8) – Linux man page In the absence of the -v (verify) option setcap sets the capabilities of each specified filename…
Can data be hidden in a partition table? It is possible to create two or more partitions, put some data into them, and then delete…
How do I log into ssh with a key? Upload Your Public Key To use ssh-copy-id , pass your username and the IP address of…
Can You SSH in and SCP a tar file? Currently I ssh in, create the tar archive, logout, scp the file to my machine, the…
How is IP forwarding enabled in OpenBSD PF? IP forwarding is enabled using the sysctl (2) mechanism: NAT is specified as an optional nat-to parameter…
Does apt-Get require Internet? Updating or upgrading Ubuntu with internet connection is really very easy. All you have to do it type sudo apt-get update…
What is the shortcut key for switch user? Alternately, you can press Ctrl-Alt-Del, then click Switch User. How do I turn on fast switch in…