DevOps and Development

Git is a version control system that helps you control the stages of software development. It uses named branches to keep the original code intact, while working on new revisions. This guide uses a few simple commands to show you how to change the name of a branch.

Docker images can easily become too large to handle, which is why it is important to keep their size under control. You can drastically reduce image size by applying a few simple rules while creating a Dockerfile. Read on to find out how to keep your Docker images small and speed up the building.

A Dockerfile offers a simpler and faster way of creating Docker images. It provides a script with all the commands necessary for assembling an image, essentially automating the process. Learn how to create a Dockerfile and use it to build Docker images.

Error messages provides valuable insight and can point you in the right direction while troubleshooting or debugging. Follow the instructions in this tutorial to find out how to enable PHP error reporting.

A PHP error occurs when something is wrong in the PHP code. Errors range from simple mistakes to complex problems. Learn how to properly log and work with PHP errors in this guide.

Nano is a simple, modeless, WYSIWYG command-line text editor included in most Linux installations. With a simple easy to use interface, it is a great choice for Linux beginners. In this tutorial, learn how to install and use the Nano text editor.

By setting up a private Docker registry, you can save valuable resources and speed up development processes. With a private registry, you can pull images from Docker Hub and share them with other Docker hosts in your network. In this tutorial, learn how to set up Docker private registry and configure it for external accessibility.

The article shows you how to create a basic Python script that displays the current date and time. Find out how to use the datetime and time modules to format the information you need.

Rebuilding a large app from scratch for every iteration can be time-consuming. The docker export command provides a way to create a snapshot of the running app and share it easily with the team.

This article shows how to export Docker container contents to an archive and import it on another system.

Developers and testers of containerized applications often need a quick method to share images with their team. This article shows you how to save Docker images for sharing, backup, and migration.