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  1. How do I install a .deb file via the command line? - Ask Ubuntu

    May 6, 2011 · Packages are manually installed via the dpkg command (Debian Package Management System). dpkg is the backend to commands like apt-get and aptitude, which in turn are the backend …

  2. How to add a GPG key to the apt sources keyring? - Ask Ubuntu

    After performing that command, and setting up the sources exactly like in your screen-shot, do: sudo apt-get update sudo apt-get install opera (note there are some random warnings, but nothing that …

  3. How do I install kernel header files? - Ask Ubuntu

    Nov 5, 2011 · sudo apt-get install linux-generic Note: Depending on your Ubuntu edition, See if you need linux-lowlatency (Ubuntu Studio), linux-signed-generic or linux-virtual.

  4. How can I install a package without installing some dependencies?

    Here are the instructions following the TUG page on TeX Live and Debian/Ubuntu: Install vanilla TeX Live as root, system-wide. Ensure that the only Debian TeX Live packages installed are tex-common, …

  5. How do I install a different Python version using apt-get?

    Jul 13, 2015 · How can I install a different version of Python using apt-get? Obviously I realise I can install using the source tar ball, however I would prefer not to install from source and instead use the …

  6. How to install "perf" monitoring tool? - Ask Ubuntu

    Jun 23, 2011 · When I tried it, just using sudo apt-get install linux-tools-common linux-tools-generic (skipping the part, which depends on the kernel version) was sufficient.

  7. How do I install a root certificate? - Ask Ubuntu

    Can anyone point me to a good tutorial on installing a root certificate on Ubuntu? I've been provided with a .crt file. I gather that need to create a directory at /usr/share/ca-certificates/newdo...

  8. How to unzip a zip file from the Terminal? - Ask Ubuntu

    Oct 13, 2017 · If the unzip command isn't already installed on your system (use which unzip to check), then run: sudo apt-get install unzip After installing the unzip utility, if you want to extract to a …

  9. apt - Force update from unsigned repository - Ask Ubuntu

    Feb 13, 2016 · apt-get install somepkg-from-repo I originally put this together because i3 in their sur5r repo does this, but then I found out their keys are in the keyserver.ubuntu.com list, so I can just sudo …

  10. How do I bypass/ignore the gpg signature checks of apt?

    I need to install packages without checking the signatures of the public keys. Is there a way to bypass all the signature checks/ignore all of the signature errors or fool apt into thinking the signature passed?