WebMay 8, 2024 · 1. alias. The alias command lets you give your own name to a command or sequence of commands. You can then type your short name, and the shell will execute the command or sequence of commands for you. alias cls=clear. This sets up an alias called cls . It will be another name for clear . WebYou can make the command slightly more generic like so: su - $USER – bmaupin Mar 26, 2015 at 22:32 2 This requires you to type a password though, which might be awkward/unwanted if you are trying to do it in lots of sessions. – Legooolas Apr 15, 2016 at 13:20 1 Could you please explain what does this?
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WebDec 29, 2024 · Use the -s option to continually refresh the free command output and monitor an app's resource usage. Invoke the free command with the -s option and specify the delay between each output refresh: free -s2 The example above instructs free to refresh the output every two seconds. Stop the process with Ctrl+C. Example 3: Specify Output Units WebNov 17, 2024 · If all you want to do is refresh your lease, you can use dhclient -v eth0 - replace eth0 with whatever your device is actually named – ivanivan Nov 17, 2024 at 13:11 Add a comment 2 Answers Sorted by: 6 I have found there is the following program listening on the network on both of them: dhclient Quoting the man page: the buzzfeed airvibe
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WebJan 28, 2024 · Using tail to Track Files in Real-Time. Tracking new text entries arriving in a file—usually a log file—is easy with tail. Pass the filename on the command line and use the -f (follow) option. tail -f geek-1.log. As each new log entry is added to the log file, tail updates its display in the terminal window. WebMar 25, 2010 · @muradin, source is a built-in shell command that executes the content of the file passed as argument, in the current shell. So in your example, it executes .bashrc file in the current shell. And exec command replaces the shell with a given program, in your example, it replaces your shell with bash (with the updated configuration files) – tata power bill download pdf