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Archive

May 2025

8: Spring Boot Hello World Tutorial with Lombok and H2 Database – Quick Start for Beginners

May 2025

6: How to fix port 8080 already in use error on Windows and macOS

May 2025

5: Spring vs. Spring Boot: Key Differences Developers Must Know

May 2025

3: NoSuchBeanDefinitionException: The Most Common Spring Bean Error

May 2025

1: BeanCurrentlyInCreationException: Circular Dependencies in Spring

Nov 2024

30: What are the different approaches or styles in designing and building APIs?

Nov 2024

30: What is an API?

Sep 2024

20: Byte Primitive Type in Java

Sep 2024

20: Memory Allocation: Stack vs. Heap

Sep 2024

20: What Are Primitive Data Types In Java?

Sep 2024

20: Understanding Java Type System

Sep 2024

20: What Are Types in Java?

Sep 2024

14: Java Strings Mastery

Sep 2024

14: How Strings Are Used In Collections?

Sep 2024

14: StringBuilder vs. StringBuffer, Thread Safety

Sep 2024

14: Performance Comparison Of StringBuilder vs. String Concatenation

Sep 2024

14: String, StringBuilder, and StringBuffer in Java

Sep 2024

14: Understanding String Immutability

Sep 2024

14: Number Formatting in Java

Sep 2024

14: Parsing Strings To Primitive Types in Java

Sep 2024

14: String Formatting in Java (%s, %d, %f)

Sep 2024

14: Java Strings Trimming, Replacing, and Splitting

Sep 2024

14: String Searching and Indexing in Java

Sep 2024

14: Strings Iteration Using Loops

Sep 2024

14: Substring Extraction From String in Java

Sep 2024

14: String Concatenation in Java

Sep 2024

14: String Comparisons in Java

Sep 2024

13: Overview Of String Methods

Sep 2024

13: Memory Management Of Strings in Java

Sep 2024

13: What is a String in Java?

Sep 2024

13: What is String Pool in Java?

Sep 2024

12: How To Create Strings in Java?

Aug 2024

16: How To Configure a Port For a Spring Boot Application

Jul 2024

20: Leetcode 238: Product Of Array Except Self

Jul 2024

15: Course Overview

Apr 2024

27: Top 10 programming languages to learn in 2024

Apr 2024

13: Control Statements In Java

Apr 2024

4: Printing To The Console in Java

Feb 2024

4: Leetcode 217: Contains Duplicate

Feb 2024

3: Leetcode 121: Best Time To Buy and Sell Stock

Jan 2024

1: Blind 75 LeetCode Problems: Detailed Solutions

Nov 2023

16: Master Array Data Structure: From Zero To Hero

Oct 2023

5: Differences Between JDK, JRE, and JVM?

Oct 2023

4: Difference Between String and char[] in Java

Oct 2023

4: What is an Object class in Java?

Oct 2023

4: What is the JVM? With Sketches and Examples

Sep 2023

21: What Are Wrapper Classes in Java?

Sep 2023

20: Why Are Wrapper Classes Preferred Over Primitives?

Sep 2023

18: 📚 Top 10 Books Every Developer Should Read

Sep 2023

16: Why Do Developers Prefer IntelliJ IDEA Over Other IDE's

Sep 2023

14: How To Convert String To Integer in Java?

Sep 2023

12: How To Convert String To int in Java?

Sep 2023

8: What Are Java Features?

Sep 2023

6: Java Autoboxing and Unboxing

Aug 2023

5: Java SOLID Design Principles

Aug 2023

4: Arrays From Zero To Mastery: A Complete Notes For Programmers

Jul 2023

12: Getting Started

Jun 2023

27: Partners

Jun 2023

23: Scope of Variables in Lambda Expressions

Jun 2023

23: Lambda Expressions: Scope of Variables, Method, and Anonymous Functions

Jun 2023

23: Bit Manipulation Course Overview

Jun 2023

23: Productivity Books

Jun 2023

21: Leetcode 1295: Find Numbers with Even Number of Digits

Jun 2023

20: Array Strengths, Weaknesses, and Big-O Complexities

Jun 2023

18: Find the Largest Element In the Array

Jun 2023

17: Leetcode 1: Two Sum Problem

Jun 2023

13: How To Print a 2D Array Elements?

Jun 2023

11: Introduction To 2D Arrays

Jun 2023

11: Array Length vs. Capacity

Jun 2023

10: Data Structures & Algorithms - {In-Progress}

Jun 2023

9: Java Functional Programming

Jun 2023

9: Bit Manipulation Final Thoughts

Jun 2023

5: Bit Manipulation For Coding Interviews

Jun 2023

1: Improving Problem-Solving Skills in Data Structures and Algorithms.

Jun 2023

1: Why Do Interviewers Focus On Data Structures and Algorithms?

Jun 2023

1: Understanding the Core Concepts of Data Structures and Algorithms (DSA).

Jun 2023

1: Achieving Efficiency and Scalability in DSA Problems.

Jun 2023

1: A Problem-Solving Approach To DSA Problems.

Jun 2023

1: Improving Adaptability and Learning to Solve DSA Problems.

Jun 2023

1: Effective Technical Communication on DSA Problems

May 2023

30: What is Big-O Complexity Analysis

May 2023

29: Understanding the Importance of Big-O Notation in Coding Interviews

May 2023

26: What Are Data Structures And Algorithms?

May 2023

26: Who Is This Course For?

May 2023

26: Leetcode 704: Binary Search

May 2023

25: How Learning DSA Will Improve Your Coding Skills?

May 2023

25: Array In-Place Algorithm: Reverse Array

May 2023

25: What Are Dynamic Arrays? How Do They Differ From Traditional Arrays?

May 2023

24: How To Convert Array To Dynamic Array?

May 2023

22: How To Prevent cannot read property map of undefined

May 2023

20: Single Responsibility Principle: Strengths and Weaknesses

May 2023

19: How can I remove a specific item from an array in JavaScript?

May 2023

9: How To Write Lambda Expressions

May 2023

9: Java Functional Programming with Lambdas and Streams API

May 2023

7: What Are Lambda Expressions?

May 2023

7: Power Of Two (Exercise Problem)

May 2023

7: User-Defined Customer Interface (Exercise Problem)

May 2023

7: What Are UnaryOperator And BinaryOperator's?

May 2023

6: Course Overview: Functional Programming in Java

May 2023

6: Introduce Yourself To Java Functional Programming

May 2023

5: BiFunction Interface

May 2023

5: What Is a Predicate Interface In Java?

May 2023

4: What is a Function Interface In Java?

May 2023

4: What is a Supplier Interface in Java?

May 2023

3: Different Ways To Create Stream Objects

May 2023

3: What Are Sequential And Parallel Streams

May 2023

3: Reference to a Constructor (Method References)

May 2023

3: Reference To An Instance method Of a Class (Method References)

May 2023

3: Reference To Instance Method Of An Object (Method References)

May 2023

3: Reference to Static Method (Method References)

May 2023

3: Kinds Of Method References

May 2023

3: What Are Method References?

May 2023

3: A deep dive into Java Streams API with examples

Apr 2023

22: Creating Your First Java Application With IntelliJ IDEA

Apr 2023

13: How Does Streams API Work?

Apr 2023

13: Java Comments

Apr 2023

12: Java Primitive and Non-primitive Data Types

Apr 2023

12: Java Variables and Data Types

Apr 2023

9: What is Consumer Interface in Java?

Apr 2023

9: A Detailed Guide On Java Built-In Functional Interfaces

Apr 2023

9: What Are Functional Interfaces in Java? With Examples

Apr 2023

9: Introduction To Array Data Structure

Apr 2023

9: What is Declarative Programming? With Examples

Apr 2023

6: What Are The 3 Types Of Interfaces Available in Java?

Apr 2023

6: What is Immutability in Java Functional Programming?

Apr 2023

6: What are Pure & Impure Functions?

Apr 2023

6: What Problems Does Functional Programming Solve in Java?

Apr 2023

6: How Functional Programming is Different From OOP?

Apr 2023

4: Free Coursera Certificate: For Beginner And Advanced

Mar 2023

31: What is Java? Everything You Need To Know in 2023

Mar 2023

29: Getting Started With Streams API

Mar 2023

29: What are Java Streams?

Mar 2023

5: How To Construct An Array-Like Data Structure?

Mar 2023

5: How To Fix Common Java Errors and Exceptions?

Mar 2023

4: Single Responsibility Principle Examples(4 use cases)

Mar 2023

4: Single Responsibility Principle And Its Importance

Mar 2023

3: Array Deletions and Shifting Algorithms

Feb 2023

22: The Benefits of Writing Your Own Code (Even If It's Not Perfect)

Feb 2023

21: Introduction to Java Enums

Feb 2023

12: What is Imperative Programming? With Examples

Feb 2023

7: Solution Review: Get the First Set Bit Position Using the Right Shift

Feb 2023

7: Challenge 1: Get the First Set Bit Position Using the Right Shift

Feb 2023

7: Check If Kth Bit Is Set/Unset Using Right Shift

Feb 2023

7: Solution Review: Get The First Set Bit Position Using the Left Shift

Feb 2023

7: Challenge 1: Get the First Set Bit Position Using the Left Shift

Feb 2023

7: Check If Kth Bit Is Set/Unset Using Left Shift

Feb 2023

7: Find the Bit Length of a Number

Feb 2023

7: Arithmetic and Logical Right Shifts

Feb 2023

7: Bitwise Left Shifts

Feb 2023

7: Introduction to Bit Shifting

Feb 2023

7: Solution Review: Missing Number

Feb 2023

6: Solution Review: Single Number

Feb 2023

6: Challenge 1: Single Number

Feb 2023

6: Hamming Distance

Feb 2023

6: Detect If Two Integers Have Opposite Signs

Feb 2023

6: Find Odd Occurring Element

Feb 2023

6: Swap Two Numbers

Feb 2023

6: Bitwise XOR, Computations, and Examples

Feb 2023

6: Introduction to XOR

Feb 2023

6: Solution Review: Power of 2

Feb 2023

6: Solution Review: Check If a Given Number is Even/Odd

Feb 2023

6: Solution Review: Count Set Bits Or Number of 1 bit's

Feb 2023

1: A Complete Guide To JavaScript LocalStorage

Feb 2023

1: Is Java "pass-by-reference" or "pass-by-value"?

Feb 2023

1: How to reverse the letters in a string in Java

Jan 2023

31: Bitwise OR, Computations, and Examples

Jan 2023

31: Number Of Flips Required To Make a|b Equal to c

Jan 2023

31: Introduction to NOT Operator

Jan 2023

31: Bitwise NOT, Computations, and Examples

Jan 2023

31: Introduction to OR Operator

Jan 2023

30: Challenge 3: Power of 2

Jan 2023

30: Twitter Registration: Single Responsibility Principle

Jan 2023

28: Introduction to Bit Manipulation

Jan 2023

28: Switch Sign of a Number

Jan 2023

25: Subsets Or Powerset

Dec 2022

24: Challenge 2: Check If a Given Number is Even/Odd

Dec 2022

24: Counting Bits II

Dec 2022

24: Challenge 1: Count Set Bits Or Number of 1 bit's

Dec 2022

24: Bitwise AND, Computations, and Examples

Dec 2022

24: Introduction to Bitwise AND operator

Dec 2022

24: Convert Decimal Numbers to Binary Numbers

Dec 2022

24: Count the Number of Digits in an Integer

Dec 2022

24: What are Bitwise Operators?

Dec 2022

24: Binary Number System and Its Representation

Dec 2022

24: What is Decimal Number System?

Dec 2022

24: Introduction to Number Systems

Dec 2022

24: What is Bit Manipulation?

Dec 2022

23: About Me (@me)

Dec 2022

11: Introduction to SOLID Design Principles

Dec 2022

1: What is Java?

Nov 2022

17: Different Ways To Create a Spring Boot Application.

Oct 2022

19: Grab Your Free IntelliJ Idea/JetBrains License 🤩

Oct 2022

19: Array Insertions And Shifting Algorithm

Aug 2022

29: How to Prevent cannot read property split of undefined

Aug 2022

28: How to master react, continuous deployment using Netlify

Aug 2022

27: What Are Programming Paradigms?

Aug 2022

27: Leetcode 896: Monotonic Array

Aug 2022

23: Find The Missing Number From The Array

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