DevOps Blog (Page 13)

Kubernetes Learning Curve

Kubernetes Learning

Kubernetes Learning Curve: How Hard is it to Learn K8s?

Kubernetes is an essential tool for managing containerized applications. It allows for efficient deployment, scaling, and management of containerized workloads across a distributed system. Without Kubernetes, it can be challenging to manage the complexity of modern application architectures and ensure that our applications are running smoothly and efficiently. By using

Kubernetes v1.24 Stargazer: What's new?

Kubernetes v1.24 Stargazer: What's new?

Kubernetes v1.24 was released last May 24, 2022. In this article, we will go through notable changes, improvements, breaking removals, and deprecations. It should give you all the information necessary for container runtimes so that Kubernetes can prepare your cluster for this upgrade. Significant Changes 1. Complete removal of

Why You Should Use Linux

10 Good Reasons Why You Should Use Linux

Linux is the most versatile operating system (OS) on the market today, being just as useful for artists as it is for web developers. But why use Linux, and what makes it so special? We answer all of these questions in the article below. What Is Linux? Linux is an

Top 7 Reasons to Learn Linux

Top 7 Reasons to Learn Linux

Back in the 2000s, Linux was already very popular on servers. Nowadays, it's very popular on servers, Internet of Things (IoT) devices, smartwatches, and smartphones, and let's not forget it powers almost all cloud services. According to recent statistics, there are about 32.8 million Linux

Difference between Docker, LXC, and LXD Containers

What Is the Difference between Docker, LXC, and LXD Containers?

Imagine you're a developer writing a cool app for Linux servers. But some people run Ubuntu 20.04 on their servers. Others run 22.04. Others run entirely different operating systems, such as Red Hat Enterprise Linux. So, how do you make sure your app runs well on

Ubuntu or Red Hat Enterprise Linux (RHEL)

Ubuntu vs. Redhat (Rhel): Which One Should You Learn?

There's a debate in the Linux world that's half truth and half legend. And it can really interfere with a beginner who has just decided to learn about Linux system administration. The legend says that if one wants to learn a Linux-based operating system, one should

What is GitOps?

What is GitOps and Why Developers Should Care?

GitOps is a methodology for deploying and managing software applications using Git. It is also referred to as "operations as code" or "code-driven operations," and it uses the principles of DevOps to streamline software updates across an organization. It basically uses a collaborative software development model

How to Learn Linux

How to Learn Linux in 2023 (with Resources)

Linux is an open-source operating system that’s highly versatile and customizable. It's often used in server environments due to its reliability and security features. It is particularly popular among developers and IT professionals, who appreciate its flexibility, stability, and versatility. This article will cover why you should

What Is Azure DevOps

What Is Azure DevOps? Everything You Need to Know

In today's fast-paced world of software development, agility and collaboration are key to delivering high-quality products on time. Azure DevOps has emerged as a powerful solution that brings together development, operations, and testing teams, enabling them to work seamlessly throughout the entire application lifecycle. Whether you're

How to Get Python Certification

How to Get Python Certification: The Step-By-Step Guide

Python is an in-demand skill that can dramatically boost your career. If you’re looking for work as a developer, you may want some credentials to prove your qualifications and improve your chances of getting hired. This step-by-step guide will teach you how to get your Python certification. We’ll

What is Ansible?

What Is Ansible and How Do You Use It?

IT professionals have to manage systems across multiple platforms, which is an effort- and time-intensive task when done manually. Thankfully, there are automation tools like Ansible that make such tasks easier. This post will cover what Ansible is, how it works, and how you can learn to use the platform.

LFCS contest winners

Success stories

LFCS Contest Winners - Part 6

Congratulations to all the Winners!! We are back with the Winners of the LFCS Contest. Below are the top performers of the LFCS contest for the June-end submissions. 🏆 Ioannis Giasiranis 🏆 Saran Raj 🏆 Kesavan Ganesan 🏆 Mohamed Musthak 🏆 Darren Lee Our LFCS course is designed to help you build those skills and

Kubernetes Dropping Docker

Docker and Kubernetes

Kubernetes Dropping Docker: What Happens Now?

A while back, Kubernetes announced that it was deprecating Docker. Actually, it was deprecating something called dockershim, and Docker alongside it. Roughly one year after the announcement, Docker was completely removed from Kubernetes. In this blog post, I'll explain why this happened and the impact it's

Docker vs. Containerd

Docker vs. Containerd: A Quick Comparison (2023)

A while back, Kubernetes announced that it would be replacing Docker with another container runtime, Containerd, after v1.20. This announcement caused a lot of panic and confusion among Kubernetes users. In this blog, we’ll expound on the impact of this change by providing a comparison between Docker and

Should I Become a Developer?

Should I Become a Developer (6 Reasons)?

If you didn't study programming in school and want to become a Developer, it might feel like it's too late for you. It might seem that there's too much to learn and you're at a disadvantage. But that's not true.

CKAD, CKA, and CKS - New PSI Exam Environment

Kubernetes exam

CKAD, CKA, and CKS - New PSI Exam Environment

Introduction The Linux Foundation introduced significant updates in June 2022 with regard to the platform where we take the certification exams for Kubernetes including CKA, CKS, and CKAD. In Kubernetes certification exams, preparation is key and can be the deciding factor between a pass or a fail. In this article,

LFCS Contest winners

Success stories

LFCS Contest Winners - Part 5

Congratulations to all the Winners!! We are back with the Next Winners for the LFCS Contest. Below are the top performers of the LFCS contest for the Mid-June submissions. 🏆 Paul Jay Sison 🏆 Piotr Flisowski 🏆 Abhijeet Pandey 🏆 Fredrick Mulwa Mbilo 🏆 Yohan Lee Our students are very excited about our new LFCS

LFCS Contest Winners

LFCS Contest Winners - Part 4

Linux is the most widely used and best-known open-source operating system and can be found in embedded systems, smartphones, web servers, and supercomputers. Over the decades, Linux has become a key component in the infrastructure of nearly every major enterprise. Linux is also part of the backbone of the DevOps