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pushd and popd are commands that allow you to work with directory stack and change the current working directory in Linux and other Unix-like operating systems. Although pushd and popd are very powerful and useful commands, they are underrated and rarely used.

Software teams seeking to provide better products and services must focus on faster release cycles. But running reliable systems at ever-increasing speeds presents a big challenge. Software teams can have both quality and speed by adjusting their policies around ongoing service ownership. While on-call plays a large part in this model, advancement in knowledge, more resilient code, increased collaboration, and better practices mean engineers don't have to wake up to a nightmare.

Go is a modern open-source programming language created by Google, used to build reliable, simple, fast, and efficient software. Many popular applications, such as Kubernetes, Docker, Terraform, and Rancher, are written in Go.

Everyone has opinions and preferences, especially when it comes to food. To establish a criterion when answering "How spicy should a jalapeño be?." the Scoville Heat Scale was developed as a standard to measure spiciness. This scale allows people to communicate and share information about how spicy we like our peppers.

A defense of Richard Stallman

I am no expert on teaching programming, but when I want to get better at something, I try to find a way to have fun with it. For example, when I wanted to get better at shell scripting, I decided to practice by programming a version of the Minesweeper game in Bash.

LXer Feature: 21-Sept-2019

A successful conclusion..

I recently detailed my attempts to install Linux as an alternative boot an SD card in a new Dell laptop. Those attempts failed. See Attempting to install Linux on a new laptop for the details. Microsoft has continued in their usual way and notified me last week that the current feature update of Windows on that laptop would soon be unsupported and urged me to update to the latest version.

String comparison is a fundamental operation in programming and is often quizzed during interviews. These strings are a sequence of characters that are immutable which means unchanging over time or unable to be changed. Java has a number of methods for comparing strings; this article will teach you the primary operation of how to compare strings in Java. There are six options: read more

Red Hat OpenStack Platform 15 is the last release that will only be supported for a year, as the company moves to a new model to support the open-source cloud platform.

Started since 2002, Arch Linux has built up a large, loyal following of users who love Arch's KISS approach, where minimalism and choice reign supreme.

In the last article, we saw how Cockpit can manage storage devices. This article will focus on the networking functionalities within the UI. We’ll see how to manage the interfaces attached to the system in Cockpit. We’ll also look at the firewall and demonstrate how to assign a zone to an interface, and allow/deny services […]

The open source container orchestration platform expands networking capabilities with an initial dual stack IPv4/IPv6 implementation.

One of the most useful add-ons for the Raspberry Pi is the camera module. Here you'll learn how to install and use the Raspberry Pi camera module.

The rm and unlink commands allows users to remove symbolic links on Linux.

Safe Eyes protect your eyes from eye strain using a simple and extensible break reminder. It’s designed to reduce and stop repetitive strain injury. It’s not just your eyes that need to take a break.

Webinoly is a simple script that allows you to easily and securely setup optimized LEMP stack for wordpress and other type of websites in Ubuntu operating system.

Your bash history maintains a record of the commands you've entered. Here's how to make good use of that record.

At its CodeOne conference, Oracle explains how the rapid release cycle for Java has yielded innovation, as Java SE 13 is officially launched.

Chamilo is a free and open-source e-learning management system that is extensively used for online education and team collaboration. It allows for creating a virtual campus environment for the provision of fully online and hybrid courses.

FRACTiLE Games just released Hyper Ultra Astronautics, a physics-based local multiplayer space shoot 'em with Linux support.