Java (JRE/JDK) – Check version installed

The Java development kit (JDK) contains tools for Java development, and the Java Runtime Environment (JRE) contains a JVM to convert byte code .class to machine code, and execute it, in short, the JRE runs Java program. In this this article we will see different methods to check which version is installed on a Linux/Windows system. Read More …

Linux – Monitor Disk I/O on Terminal

Monitoring Disk I/O on Linux systems is one of the most common task to follow when analyzing the current performance status of a system and trying troubleshoot/optimize an existing environment, when talking about storage and volumes. Read More …

Linux – Zip (archive and compress) multiple files [New Question]

A quick question, answered on Heelpbook, about “Linux – Zip (archive and compress) multiple files”, an activity quite common on any Linux system when we dealing with downloaded archives and organizing stuff. Read More …

Ways to set up Node.js on Raspberry Pi [New Question]

A quick question, answered on Heelpbook, about “Ways to set up Node.js on Raspberry Pi”, an important component when implementing web services and applications on Linux systems (and Raspberry Pi). Read More …