To create a 10 GB file: fallocate -l 10G huge_file.dat
You may know the double asterisk operator from Ruby snippets like Dir['spec/**/*_spec.rb'] where it expands to an arbitrary...
If you're trying to start a cloud-init based Ubuntu VM with KVM you will suffer long boot times...
Run dconf-editor (as your user) Go to org / mate / panel / objects / clock / prefs Change the key format to custom...
To get your F12 key back for other shortcuts, stop Tilda: killall tilda To prevent Tilda from starting on boot...
I've encountered a Ubuntu 16.04 today, where localhost resolved to ::1 instead of 127.0.0.1. This will not usually make...
For some years Google Chrome has allowed you to add desktop icon for any web page by going to Tools...
Because systemd is the greatest thing ever it's not enough to stop the libvirt service. You need to disable...
To add a new panel in MATE: Right-click on an existing panel and choose New Panel
Edit /etc/default/bind9 and change OPTIONS="-u bind" to OPTIONS="-u bind -d 50 -g" Restart BIND and you'll see...
Many of our developers love to use the "awesome" window manager on Linux. However, RubyMine dialogs occasionally defocus while typing...
Instead of using this hack you might want to use MariaDB 10.x which can work with both old and...
Awesome is a very good tiling window manager that provides neat features like automatic layouting of windows, good multi-display...
To see all jails: fail2ban status Our $JAIL is usually ssh. To see which IPs are banned currently: fail2ban-client...
Enter any command into explainshell and it will explain it to you: split into separate commands (if present), with each...
If you are on a Linux shell and want to open a file with whatever default application is configured for...
Cause logstaglia is so cool you may want to record a video. We're lucky: Logstalgia has a parameter for...
As described by the linked Stackoverflow answer, run these commands: sudo add-apt-repository ppa:git-core/ppa -y
From time to time, RubyMine suddenly did not accept any keyboard input and felt crashed, while mouse interaction was still...
Use this snippet by Achu from Ask Ubuntu: ping hostname.tld | while read pong; do echo "$(date): $pong"; done
PhantomJS has no binary builds for Linux, and building it yourself is painful. However, you can install it through npm...
First install Node.js / npm. Then you can install Bower through npm: sudo npm install -g bower
I recommend install Node.js using nvm. This way you can have multiple Node versions in your ~/.nvm. You also won...
CTRL + SHIFT + ALT + N Search for any symbol in your application, like CSS classes, Ruby classes, methods, helpers etc...