JavaScript is a lightweight programming language utilized by a variety of websites to script their web pages. JavaScript can enable dynamic interactivity on web pages when used in HTML documents. Moreover, it aids users in building modern web applications that interact with users directly, without reloading the web page each time. JavaScript is widely used ... Read more
In this article, we will see how to release old IP or force renew DHCP lease IP in Linux. Dynamically allocated IP is an IP leased out from a DHCP server for a particular amount of time over a network. If you are using a lease IP then you always have to renew your ip ... Read more
![How to Upgrade Kubernetes Cluster to Some Specific Version [Step by Step] 17](https://www.cyberithub.com/wp-content/uploads/2022/01/upku.jpg)
In this article, I will take you through the steps to upgrade a Kubernetes Cluster. In any organization, upgrading Kubernetes cluster is one such daunting task that if not done properly, it might result in critical production loss. In reality, upgrading k8s cluster is much easier than you think given that you are following all ... Read more
In this article, we will see how you can check logs of multiple pods in a Kubernetes Cluster. In any Kubernetes environment troubleshooting a critical issue requires you to check the logs of the pods in a quick manner to find the root cause of the problem. For this purpose Kubernetes provides kubectl logs <pod> ... Read more
In this article, I will take you through the steps to install Doxygen on Ubuntu 20.04 LTS (Focal Fossa). Doxygen is a free and open source documentation generator and static analysis tools for software sources trees. Doxygen not only supports annotated C++ sources but it also supports other popular programming languages such as C, Objective-C, ... Read more
In this article, I will take you through the steps to install bower on Ubuntu 20.04 LTS (Focal Fossa). Bower is a free and open source package manager for the web. It is mostly used for front-end package management. Bower can manage components that contain HTML, CSS, JavaScript, fonts or even image files. Bower doesn’t ... Read more
In this article, I will take you through the steps to install grunt on Ubuntu 20.04 LTS. Grunt is a JavaScript task runner tool which is used to perform automation tasks like minification, compilation, unit testing, and linting. You can almost perform all your repetitive tasks using Grunt task runner. You just need to configure ... Read more
In this article, we will see how to solve "activation of network connection failed" error on Linux. It is not very uncommon to see this error when you boot your Linux system which might be running on a Physical server or may be running as a virtual machine on VirtualBox or VMware or on some ... Read more
In this article, I will take you through the steps to install Bitbucket on Linux. Bitbucket is a Git based source code repository by Atlassian. Bitbucket offers both commercial plans and free accounts with an unlimited number of private repositories. It provides an excellent solution to an organization who does not want to keep their ... Read more
In this article, we will look into how to check logs of failed cronjobs in Kubernetes Cluster but before that let's first try to understand more about CronJobs. What is CronJob ? Why we need to run CronJobs ? So as you probably know a CronJob is basically a Job scheduled to perform a specific ... Read more