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
How to return an Array in Java [Practical Examples]
There are three different ways to return an array from a function in Java as listed below: Return an array of primitive type, Return an array of objects, Return …
Different Nested Loops in Java Explained [Practical Examples]
Java supports following nested loops: Nested for loop, Nested while loop, Nested do-while loop explained with practical examples
How to convert String to Date in Java [Practical Examples]
There are five ways to convert a String to Date in java as listed below. Using SimpleDateFormat Class, LocalDate Class, DateTimeFormater Class, Instant Class, …
How to convert Set to list in Java [Practical Examples]
There are several ways to convert the set to list in java as listed below. Using looping, ArrayList Constructor, LinkedList Constructor, List.addAll() Method, …
Java Arrays.asList Explained [Practical Examples]
The java Arrays.asList function returns a fixed-size list that contains a java Array. It acts like a list wrapped around an array, it provides a list view to an …
How to Compare Characters in Java [Practical Examples]
There are several ways to compare characters in java as listed below, Using Relational Operators, Using Character.compare(), Using Character.hashCode(), Using …
How to initialize List in Java [Practical Examples]
Following methods can be used in Java to initialize list. The list interface can be initialized through 4 list classes: ArrayList, LinkedList, Stack, Vector
How to Compute Square in Java [Practical Examples]
There are four different ways to compute square of a number in Java, Using multiplication operator *, Using Math.pow() function, Using BigInteger.pow() …
How to Copy a File in Java [Practical Examples]
The list below shows five different ways in which we can copy a file in Java. Using FileInputStream and FileOutputStream Using Paths and Files Using …
Convert double to String in Java [8 Methods]
The list below shows eight different ways in which we can convert double to string in Java. Using + operator Using String.valueOf() Using Double.toString() …
How to get Current Date in Java [Practical Examples]
The list below shows eight different ways to get current date in Java Using java.util.Date, java.util.Calendar, java.time.LocalDateTime, java.time.LocalDate, …
How to check if file exists in Java [Practical Examples]
In Java, there are three different ways to check if file exists or not such as Using exists method of Legacy I/O File class, Using isFile method of File class, …
Master the Best Techniques for Node.js Sleep [6 Methods]
Explore the ins and outs of Node.js sleep methods. Dive into best practices, common mistakes, and powerful techniques to optimize performance and efficiency in …
Long.MAX_VALUE & Long.MIN_VALUE in Java (Exact Values + Examples)
Learn the exact value of Long.MAX_VALUE and Long.MIN_VALUE in Java, why overflow happens, and how to safely handle large numbers with clear examples.
Mastering JavaScript setTimeout() [In-Depth Tutorial]
The javascript setTimeout function is useful for delaying a function or code for a certain amount of time. Since JavaScript is a single-threaded language, the …