Programming Tutorials and Coding Guides
Explore programming tutorials with practical examples across multiple languages, scripting, and development concepts for beginners and advanced users.
Welcome to the Programming tutorials section, where you will learn coding concepts with real-world examples across multiple languages and platforms.
This category includes beginner to advanced guides covering scripting, automation, and application development. Whether you are learning programming for system administration or building applications, these tutorials will help you gain practical experience.
Programming plays a crucial role in modern infrastructure and DevOps workflows. You can also explore related topics such as DevOps and Linux to understand how programming integrates with system-level operations.
What you will learn
- Core programming concepts and logic building
- Writing scripts for automation and system tasks
- Debugging and optimizing code
- Practical use cases in real environments
Who should read this
- Beginners starting with coding
- System administrators learning scripting
- Developers looking for practical examples
960 articles
Learn async while loop in Nodejs from SCRATCH
This tutorial explains async while loop Nodejs without assuming you understand the concepts of promises, looping, and timers.
JavaScript assertequals Explained [6 Practical Examples]
JavaScript assertequals are some of the crucial software development assertion tools. You can import the NodeJS built-in assert module or install it with npm.
5+ ways to merge two python dict into single expression
This is a simplest approach to merge two python dictionaries. This approach is used only if we don't mind overwriting the content of original dictionaries.
Create nested directories in Python [Practical Examples]
File creation and manipulation is considered a critical operation for any application. While creating a file, if any mistakes are made, it will affect the
Bash until vs while loop: Basic difference explained!
For beginners or people starting with programing language can easily get confused on which loop to use. So we will cover some examples to explain the
SOLVED: Calling a function from another file in Python
In this scenario, we are calling a function from another file in different directory. Let us save the file compute.py inside the folder bank. Whereas, demo.py
Getting started with NodeJS [Beginners Tutorial]
Getting started with NodeJS the right way empowers you to exploit the potential of NodeJS. This tutorial walks you through NodeJS overview, mainly focusing on
How to create thread in Nodejs [Multithreading Examples]
Learning how to create thread in Nodejs is one of the recommended steps toward boosting the performance of your Nodejs applications.
How to check file exists in Python [Practical Examples]
Using os.path.exists() function, Using os.path.isfile() , Using the is_file() of pathlib module, Using os.path.islink() to check file exists and is a symbolic …
Nodejs write file simplified with 4 easy examples
Apart from knowing the structure of the fs module, you need to comfortably Nodejs write files ending in .txt, .html, .js, and .json extensions. That calls for
Generate UUID in Node.js (NodeJS UUID Generator Guide)
Learn how to generate UUID in Node.js using the uuid package, crypto module, nanoid, and other methods. This guide explains UUID versions, NodeJS UUID …
Implementing NodeJS CMS with express and MongoDB
Implementing NodeJS CMS with Express and MongoDB will enable you to debug popular CMSs, get a template to customize when building applications with NodeJS,
How to Paginate with Mongoose in Node.js [Practical Examples]
It is a traditional way to paginate with mongoose. Here, It simply uses limit and offset in SQL queries to paginate the data from database. If you are working
In NodeJs, why is new Date constructor setting default time to 7am?
In Nodejs, the new Date constructor time defaults to 7 am if your time zone is 7 hours behind the Greenwich Meridian Time.
Create Map function for objects (instead of arrays) - Nodejs map
Object mapping enables you to handle data comfortably. However, the main challenge of implementing Nodejs map is that objects lack the native map method that