Category Archives: Ubuntu

Create random passwords from command line in Ubuntu

There are two handy tools that generate random passwords from the command line in Ubuntu (and other distros of course). It’s more secure to use passwords from these tools instead of online password generators. First of which is apg and … Continue reading

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Improve Intel Graphics Performance on Ubuntu 16.04 (and variants)

This solved a very annoying problem for me, as the screen was heavily tearing and I didn’t like the video playback performance. All you need to do is the following: If you are using Ubuntu 16.04, then you don’t need … Continue reading

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How to solve Google Chrome Flickering on Ubuntu 16.04

Just do the following two steps: sudo nano /usr/share/applications/google-chrome.desktop Scroll down to the “Exec” line Add two additional parameters, so that it looks like this: Exec=/usr/bin/google-chrome-stable –disable-gpu-driver-bug-workarounds –enable-native-gpu-memory-buffers %U That’s it, now restart Chrome and it shall work perfectly! I … Continue reading

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Create LVM Physical Volumes, Volume Groups and Logical Volumes on Ubuntu 16.04

It’s pretty straight-forward, but before you start, you need to check for block devices that can be used to create physical volumes: sudo lvmdiskscan You will see a result that looks like this: /dev/ram0 [ 64.00 MiB] /dev/sda [ 50.00 … Continue reading

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Compile & Install virt-manager 1.4 on Ubuntu 16.04 and Linux Mint 18

The latest virt-manager supports configuring VMs for OpenGL passthrough for 3D acceleration in virtual machines plus a SPICE console that can make good use of that, which I have been waiting A LOOONG TIME for! Unfortunately, the default package on … Continue reading

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How to mount a file created using dd command

I created an exact copy of a bootable USB drive using the dd command (which is an extremely cool tool by the way) using the following command: dd if=/dev/sdb of=myFile.img After that, to mount it, you can simply use the … Continue reading

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How to reset your administrative user password in ubuntu

It’s useful in case you forget your password and unable to access your system. All you have to do is: startup your machine and select the kernel that you use at the grub menu press e to start editing Find … Continue reading

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