General

In order to use Tomcat with Apache it is necessary to enable the mod_proxy module for Apache to forward all requests on ports 80 and 443 to port 8080. Tomcat…

To mount an NFS share in Ubuntu you need to install nfs-common: sudo apt-get install nfs-common Next, create the directory to which you would like to mount the share: sudo…

To remove a node from a Proxmox cluster you will need to SSH into any node other than the one you want removed. Next, identify the name of the node…

If you receive the following error when trying to use SFTP: Received unexpected end-of-file from SFTP server This can be solved as follows: sudo nano /etc/ssh/sshd_config Comment out the following…

Installing the Unifi controller on Ubuntu can be quite a mission if Mongodb isn't installed. Install Mongodb with: sudo apt install mongodb There are number of issues around Plymouth which…

Let's say you have a folder somewhere on your local machine and you want Apache to serve your website from this folder. First, remove the html directory with: sudo rm…

So you've lost your IntelliJ shortcut/icon after updating to the latest version. The wonderful folks at JetBrains allow you to generate a new shortcut by going to: Tools -> Create…

Open Telegram and search for: BotFather Issue the following command: /mybots You will see a list of existing bots. Select the bot for which you would like the token, and…

Hold shift after the PC manufacturer logo is displayed. This will load the GRUB menu. Select Ubuntu and press "e" Add the following to the linux line: nouveau.modeset=0 Remove the…

Docker doesn't yet have a release file for Ubuntu 17.10 (it should be coming soon though). As such Docker CE can be installed from the Zesty package as follows: sudo…