Linux command: basename

basename - strip directory and suffix from filenames

Get the file name from an url

tuyendq@T420:~$ url=https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.2.20.tar.xz && basename $url
linux-5.2.20.tar.xz
tuyendq@T420:~$

In Powershell, use Split-Path with -Leaf

PS C:\Users\Tuyen> Split-Path -Path https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.2.20.tar.xz -Leaf
linux-5.2.20.tar.xz
PS C:\Users\Tuyen>

Resources

basename source code

GNS3: Notes

As usual, notes is for myself and might be useful and also save time for beginners start using GNS3 .

Debian: Install NASM - The Netwide Assembler

sudo apt install nasm Check NASM Version nasm -v Find out more about NASM at https://nasm.us/doc/nasmdoc0.html

command1 ; command2 ; command3 command1 is executed, then command2, and then command3 command1 && command2 && command3 command2 is executed only if command1 run successfully (exit code is 0), command3 is executed only if command2 run successfully (exit code is 0) command1 || command2 || command3 command2 is executed only if command1 exit code is 0 (failure), command3 is executed only if command2 exit code is 0 (failure)

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