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  • apt - How to install updates via command line? - Ask Ubuntu
    Use this: sudo apt update # Fetches the list of available updates sudo apt upgrade # Installs some updates; does not remove packages sudo apt full-upgrade # Installs updates; may also remove some packages, if needed sudo apt autoremove # Removes any old packages that are no longer needed
  • Whats is the difference between gt; and gt; gt; in shell command?
    >is used to overwrite (“clobber”) a file and >> is used to append to a file Thus, when you use ps aux > file, the output of ps aux will be written to file and if a file named file was already present, its contents will be overwritten
  • How to execute several commands after each other with one request to . . .
    Then, insert your commands Then, put a } on a new line and press Enter Your commands will be executed Example: { echo list echo of echo commands echo to run at once } which will print (all at once, with no prompt in between): list of commands to run at once As a side note, { } is the Bash command grouping syntax
  • View history of commands run in terminal - Ask Ubuntu
    The history size defaults to 500 commands You can, however, increase this by adding a line to your ~ bashrc file to set the HISTSIZE variable: HISTSIZE=<number of entries, -1 for unlimited> This will not take effect immediately, but only to newly started sessions To apply this, re-source the bashrc file: ~ bashrc
  • How do I navigate between directories in terminal? - Ask Ubuntu
    The filesystem is GNU Linux is like a tree, except that the root is on top :-) So you have structure like: bin home sharon Documents Downloads fileA txt fileB jpg usr var If you want to move inside the tree, one option is to use relative paths
  • 24. 04 - Ubuntu Command Line Cheat Sheet 2024 - Ask Ubuntu
    I am looking to download the Ubuntu CLI cheatsheet - 2024 version New to Ubuntu and Command Line Always looking for resources to improve my skills After downloading Ubuntu Server 24 04 1 LTS from
  • One single command to update everything in Ubuntu?
    A final method would be to simply string the 3 commands together on the commandline: sudo apt-get update sudo apt-get upgrade sudo apt-get dist-upgrade A few choices Reference: Combine apt-get update and apt-get upgrade in one command
  • Difference between $ and # in Linux environment - Ask Ubuntu
    There are differences on prompts in different Unix or GNU Linux distributions because of their default settings For example, the prompt of Debian Ubuntu is guest@linux:~$, the one of Fedora CentOS RedHat is [guest@linux ~]$ and the one of SuSE Linux OpenSUSE is guest@linux:~> In general, the prompt usually show the login user name, machine


















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