In this article, we are going to look at the 12 Practical and Useful free command examples frequently used in Linux (RHEL/CentOS 7/8). free command is an open source utility frequently used in Linux Based Servers to display the total amount of free and used physical and swap memory in the System. It parses all ... Read more
In this tutorial, we will see about shallow and deep copy used in Python with Best Examples. We have already discussed about the famous OOPs concept like Inheritance, Polymorphism and Data Encapsulation in Python in our earlier tutorials. So now let's move ahead and talk about another interesting concept in Python. Objects are not normally ... Read more
Python Data Structures is an important topic in every Python based Interviews hence it is absolutely necessary for a candidate to have complete understanding of the questions and answers that can be asked from this topic. In this article, I have gone through all the possible Python Data Structures questions based on my experience. Hopefully ... Read more
In this article, we will look into 10 Simple and Useful ntpdate command examples in Linux(RHEL/CentOS 7/8). If you are following up on my articles then last time we have seen the Steps to install and configure NTP Server on Linux so in this article we will look into the usages of all the utilities ... Read more
In this article, we will look into how to configure NTP Server on RHEL/CentOS 7/8 Using 7 Easy Steps. If you are working in any of the Cluster environment then you might be aware of the importance of having clock synced between all the nodes in a Cluster. Generally, a cluster requires a setup from ... Read more
In this article, I will take you through the Concepts of Iterator in Python Explained with Best Examples. Iterator is very handy in iterating over the list, tuples, dict, set etc. in python hence it plays an important role in Python Scripting. Iteration is fundamental to data processing - programs mostly apply computations to data ... Read more
In this article, we will look into 10 Practical and Useful ntpq Command examples that can be used in Linux Servers to check the NTP Server stats. ntpq is an open source and free utility available on Linux Based Servers that monitors the NTP daemon NTPD and queries its performance. This is one of the ... Read more
In this tutorial, we will understand the steps and queries required to check the Elasticsearch cluster health status. Sometimes you might have noticed that frontend app which was fetching data from Elasticsearch cluster suddenly not showing any data and it goes completely blank. Although the issue could be anywhere but just for the understanding we ... Read more
Let's look at the Concept of Data Encapsulation in Python. In the previous tutorials we have looked into the Concepts of Inheritance and Polymorphism in Python so in this tutorial we will look into the next concept of Data Encapsulation in Python Explained with Best Examples. If you are a programmer or developer then you ... Read more
In this article I will take you through 5 practical steps to create and use ReplicaSet in kubernetes with examples. ReplicaSet is an important concept brought up in Kubernetes to make sure that the required resources(pods) are always available. It is known to be the successor of Replication Controller. Without ReplicaSet if you have to ... Read more