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NullPointerException is one of the most common Java interview traps ⚠️ In today's Java Quiz — Day 36, we test a very tricky ...

Difference between == and equals() in Java is one of the most frequently asked Java interview questions for freshers and QA ...

Confused between == and equals() in Java? This is one of the MOST asked Java interview questions. In this video, you will ...

In this Java Operators – Part 3 lecture, we explore some of the most confusing yet important concepts in Java with clear ...

In this video, you will learn String Handling in Java in a clear and practical way. Strings are one of the most important concepts in ...

In this video, I have explained all important String methods in Java that are frequently asked in interviews and used in real-time ...

In this video, you'll be learning about the compareTo() method in Java. The compareTo( ) method is used to compare strings ...

Learn how to solve the "Subarray Sum Equals K" problem (LeetCode 560) using the optimized Prefix Sum and HashMap ...

1. double equals vs equalsTo 2. What happens internally when you call System.out.println() in Java? 3. Why is the main method in ...

charAt( ), indexOf( ), lastIndexOf( ) & length( ) charAt(), length(), equals() - substring(), toUpperCase(), trim() - contains(), ...

charAt( ), indexOf( ), lastIndexOf( ) & length( ) charAt(), length(), equals() - substring(), toUpperCase(), trim() - contains(), ...

In this video, we cover two important Java concepts that every beginner must understand — Operator Precedence and String ...

charAt( ), indexOf( ), lastIndexOf( ) & length( ) charAt(), length(), equals() - substring(), toUpperCase(), trim() - contains(), ...

In this video, we continue our deep dive into Strings in Java, focusing on a clearer and more detailed understanding of the String ...

In this video, I explain how Java HashSet works internally and why it is built on top of HashMap. You will learn: • What a HashSet ...

Build a personal finance tracker in Excel that imports bank transactions, automatically categorizes spending, updates savings ...

core java crash course core java crash course covering all core java topics in one video. this core java crash course is a complete ...

Java 16 record class.. replacement of lombok.. it will write constructors, getters , (no setters since it's by default immutable)hash ...

Hey everyone! Welcome back to the channel. Today we're solving a classic interview question: How do you swap two numbers ...