Category

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

957 articles

Hand-picked, most-cited tutorials — start here if you're new.

HackerRank Solution: Martix Script [Python Regex]

HackerRank Solution: Martix Script [Python Regex]

In this tutorial we will cover multiple methods to solve matrix script from hackerrank solutions.

By Bashir Alam · 5 min read
HackerRank Solution: Python Company Logo

HackerRank Solution: Python Company Logo

company logo hackerrank solution python, company logo hackerrank solution python3, hackerrank solution for …

By Bashir Alam · 4 min read
Mastering Python subprocess Module [In-Depth Tutorial]

Mastering Python subprocess Module [In-Depth Tutorial]

The different functions available with python subprocess are Popen(), call(), run(), check_call(), …

By Deepak Prasad · 16 min read
How to Remove or Uninstall a Go Package (go get, Go Modules, Tools)

How to Remove or Uninstall a Go Package (go get, Go Modules, Tools)

Learn how to remove or uninstall a Go package added with go get or go install. This guide explains how to …

By Tuan Nguyen · 7 min read
HackerRank Solution: Python Alphabet Rangoli

HackerRank Solution: Python Alphabet Rangoli

In this tutorial we cover 3 methods to solve alphabet rangloi hackerrank solution in python3. Solution-1: …

By Bashir Alam · 5 min read
HackerRank Solution: Python Nested Lists [4 Methods]

HackerRank Solution: Python Nested Lists [4 Methods]

In this tutorial we will cover 4 different methods to solve python nested list hackerrank solution using …

By Bashir Alam · 6 min read

Java throw exception explained [Simple Examples]

Multiple examples to learn about the java throw exception and the throws keyword to handle java exceptions in java programming language

By Bashir Alam · 11 min read · programming

Java Arguments vs Parameters: A No-Nonsense Tutorial

Discover the essential differences between Java arguments vs parameters to empower your coding journey. Dive deep into each concept, unlocking powerful insights …

By Bashir Alam · 10 min read · programming

Java Parameter Explained [Easy Examples]

Java parameters are variable names with type that is declared within the method signature. The list of parameters is enclosed in parenthesis and each parameter …

By Bashir Alam · 8 min read · programming

Java Arguments Explained [Easy Examples]

Java arguments are the actual values that are passed to variables defined in the method header when the method is called from another method. Remember that …

By Bashir Alam · 8 min read · programming

Java Byte Explained [Easy Examples]

A group of binary digits or bits operated on as a unit is called byte. A java byte is considered as a unit of memory size. A byte is a unit of digital …

By Bashir Alam · 8 min read · programming

Java Class Constructor Explained [Easy Examples]

Java class constructor syntax and Examples. Difference between Java class constructor and Java method. Java parameterized constructor. Java constructor …

By Bashir Alam · 9 min read · programming

Java User Input - Multiple Ways [Easy Examples]

In java programming language, we have three different kinds of methods through which we can take java user input including Scanner class, Buffered class, and …

By Bashir Alam · 11 min read · programming

Java String Concatenation Examples

Java string concatenation examples using plus operator, String.concat() method, StringBuffer class and StringBuilder class

By Bashir Alam · 10 min read · programming

Thread in Java Explained [Simple Examples]

there are two different ways to run the thread in Java programming language. Extend the Thread class and then creating a new subclass and Create a new thread …

By Bashir Alam · 8 min read · programming

Java read file using 5+ methods [Easy Examples]

Java read file using Desktop class, FileInputStream, BufferedReader, FileReader, Scanner, and readAllLines() methods by taking different examples

By Bashir Alam · 8 min read · programming

Java create & write to file Examples

Java.io.File, Java.io.FileOutputStream, and NIO Files.write() method to java create files by taking different examples. Moreover, we will also discuss various …

By Bashir Alam · 10 min read · programming