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In this video, I explain one of the most important Java interview questions in a simple and easy way. If you are preparing for Java ...

Today is Day 46 of my 90 Days Finding Job Challenge In this video, I learned and practiced: ✓ Pass by Value vs Pass by ...

In this video, we solve LeetCode 1748 – Sum of Unique Elements using a clean and efficient HashMap / frequency-count ...

In this video, we solve LeetCode 680 – Valid Palindrome II using an efficient Two Pointer approach in Java. This problem is an ...

In this video, we solve LeetCode 2032 – Two Out of Three using an efficient approach with HashSet and HashMap in Java.

In this video, we solve LeetCode 125 – Valid Palindrome using an efficient Two Pointer approach in Java. This problem is a ...

In this video, we solve LeetCode 507 – Perfect Number using a simple loop-based approach in Java. This problem is a classic ...

In this video, we solve LeetCode 258 – Add Digits using a simple while loop approach in Java. This problem is a great ...

In this video, we solve LeetCode 202 – Happy Number using a HashSet-based approach in Java. This problem is a great ...