General

HTML forms are used to submit user input to a web service endpoint or other destination for further processing. HTML forms surround certain elements (outlined in the next lesson) and…

A common problem encountered is the ability to read and write to a hard drive on both Windows and Mac operating systems. External hard drive on used on Windows machines…

In case you're wondering what the difference is between SFTP and FTPS: SFTP is FTP over SSH and FTPS is FTP with SSL. Step 1 – Setup chroot in SSH config…

Installing Ubiquiti's Unifi controller on Ubuntu is fairly straight forward. The first step is to install the Unifi controller with the following commands: deb http://www.ubnt.com/downloads/unifi/debian stable ubiquiti sudo apt-key adv…

We recently came across something quite interesting – if your website is HTTPS and you reference an image or any other files from a non HTTPS website, this will result…

The plugin is included in Debian and in Ubuntu, in the package “gimp-plugin-registry”, which also includes some other great plugins. To get started, open your terminal with: Ctrl+Alt+T Then run…

To find $JAVA_HOME on Ubuntu run: echo $JAVA_HOME If this yields nothing, you can set it with: export JAVA_HOME=/usr/lib/jvm/java-8-oracle Please note that your version of java might differ from java-8-oracle….

Let’s encrypt places certificates in the following directory: /etc/letsencrypt/live/YOUR-DOMAIN-NAME/ The first thing you’ll have to do is convert your certificate to .der format openssl x509 -outform der -in cert.pem -out…

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To add the Java keystore to Tomcat you can either reference the full path of the Java keystore, or you can create a symlink in /opt/tomcat. We opted to create…