Articles by Deepak Prasad
Remove key from dictionary in Python
In this tutorial we explored multiple python programming codes to remove key from dictionary (one ore more number of keys) using multiple methods.
Mastering Python Nested Dictionary [Basics to Advanced]
In this python programming tutorial we learned how to use python nested dictionary for difference scenarios with examples
Deploy multi-node K8s cluster on Rocky Linux 8
Step by step instructions to setup and deploy multi-node kubernetes cluster on Rocky Linux 8 using containerd and calico CNI
CopyOnWriteArrayList Class in Java [Complete Tutorial]
In this tutorial, we covered constructors and methods of CopyOnWriteArrayList class along with the important operations that can be performed using the built- …
SOLVED: How to PROPERLY rename file(s) in Linux
There are multiple ways in Linux to rename single or multiple files using one line commands or in script
SOLVED: Check if path is subdirectory of another in Node.JS
In this tutorial we learned how to check if path is subdirectory of another directory using Node.JS. Tutorial on NodeJS Path module.
Find merge point of two lists in Java
In this article we explored three different methods which can be used in Java to find merge point of two lists i.e Brute Force Approach, Marking Node as visited …
How to convert List to Map in Java
In this tutorial, we covered three different approach to convert List to Map in Java i.e Using the put() method, Collectors.toMap() method and …
How to run NodeJS REPL Inside a Function [Practical Examples]
The NodeJS REPL(Read-Eval-Print-Loop) server provides a programming environment like a Linux shell where a user can evaluate JavaScript expressions and gain …
Python Tree Data Structure Explained
In this tutorial, we covered creation, insertion and traversal on python tree data structure with the sample code example. As per the requirement of an …
How to find a height of a tree data structure in Java
The Tree is a non linear data structure consisting of nodes and edges. Depending upon the type of tree, it can have 0 or more child nodes. There are two ways to …
HashMap vs Hashtable vs HashSet in Java
HashMap is hash table based implementation of Map interface, Hashtable class implements a hash table, which maps keys to values. HashSet is a hash table based …
ArrayList vs LinkedList in Java
The ArrayList class implements a List Interface. So, this acts as a list. While the LinkedList class implements both List and Deque Interface. So, this acts as …
Node.Js forEach() statement Explained [Practical Examples]
In this article, you learned how you can use the Node.Js forEach() to iterate over an iterable in JavaScript. When iterating over array elements, you should opt …
LinkedList in Java Explained [Complete Tutorial]
In Java, the LinkedList class is a member of Java Collections Framework present in java.util package. This class implements List interface along with other …