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Confused about String, StringBuffer, and StringBuilder in Java? In this short video, I explain the key differences in a simple way.

Why create separate String objects for voters from the same city? JVM reuses the same object for multiple references, saving ...

ICSE Class 10 Super String Java Program! Check if uppercase & lowercase letters are equal. Quick demo with "RaMa" → Super ...

Learn @PathVariable in Spring Boot in 30 seconds Must-know Java interview question for 2026! Java interview questions ...

Immutable Classes in Java — Simple Rule Learn what makes a class immutable (String example) & how to create your own ...

Solving LeetCode 944: Delete Columns to Make Sorted. This problem is about checking lexicographical order column-wise in a ...

In this video, we explain the difference between == and equals() in Java, one of the most commonly asked Java interview ...

This switch-case output confuses many Java developers Can you guess the output before it runs? Comment your answer!

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LeetCode Daily Challenge – 955: Delete Columns to Make Sorted II This is NOT like LeetCode 944 ❌ Here, deleting a column ...

Java Collections Quirk – unmodifiableList() is NOT immutable! In this short, we explore a tricky Java Collections interview question ...

The PERFECT Variable Description Table Format for ICSE Class 10 Writing the Variable Description Table correctly is ...

LeetCode #Java #DSA #WeeklyContest #dailyproblem.

Recursion ll Day -2 ll Print serial number ll #coding #programming #viral #shorts #sorts.

In this YouTube Short, learn how the Node class works in a Circular Linked List using Java. We explain how data and next ...

Learn the Boyer–Moore Algorithm in just 2 minutes! This video explains how this fast string searching algorithm works with a ...

Most Java developers fail interviews because they explain == and .equals() incorrectly. In this short video, I explain the difference ...

Learn different types of data types in programming explained clearly in just 60 seconds. This short video covers basic data types ...