Java Interviewer-Makakmayum @makakmayumjava

Java expert | System Design | Helping devs upgrade themselves Somewhere not hot Joined May 2014

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Java Interviewer-Makakmayum @makakmayumjava

8 hours ago

Java Interview Question (important question) What is Exception Propagation? →Process of passing up an exception up the call stack from the method it occured to the method that called it, and so on Eg. →main(){ calculate(10, 0) } →calculate (a, b) {…

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Java Interviewer-Makakmayum @makakmayumjava

12 hours ago

An interesting fact about Java: It has a keyword `goto` which serves no purpose at all but is reserved and can't be used as a variable name. Why? Programmers coming from other languages like C++ would tend to use goto statements which often lead to Spaghetti code(messy code,…

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Java Interviewer-Makakmayum @makakmayumjava

2 days ago

Stay alert! Mercor is collecting personal information to train their AI models. Do not, I repeat, do not trust these and apply or give interviews to Mercor.

Sai Lakshmi @DusiSailakshmi

3 days ago

Stay alert! Mercor is collecting personal information to train their AI models. Do not, I repeat, do not trust these and apply or give interviews to Mercor.

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Java Interviewer-Makakmayum @makakmayumjava

4 days ago

Save this list I prepared for any Collection related interview topic, you don't need to touch any other material

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Java Interviewer-Makakmayum @makakmayumjava

4 days ago

Java Interview Question Difference between wait() and sleep() methods(can create confusion sometime) →wait() belongs to Object class →sleep() belongs to Thread class →sleep() pauses execution for a specific time without releasing any lock it holds →wait() releases lock, and…

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Java Interviewer-Makakmayum @makakmayumjava

a week ago

Java Interview Question (Frequently asked) Difference between Shallow copy and Deep copy →Shallow copy in Java duplicates references to objects Eg. Object[] shallow = original.clone(); when we modify shallow[0], it affects original[0] if it's an object (Remember, it's just a…

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Java Interviewer-Makakmayum @makakmayumjava

2 weeks ago

Java Interview Question(frequently asked) What is Circuit Breaker Pattern and how do you implement it in Java? →Basically a smart way to build resilience into distributed systems, like microservices, to stop one failing part from taking down the whole thing. →I think of it…

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Java Interviewer-Makakmayum @makakmayumjava

2 weeks ago

If you want to create a portfolio for your profile and showcase your awesome work, you can get a domain from here for free

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Java Interviewer-Makakmayum @makakmayumjava

2 weeks ago

Java Interview Question What are Lambda Expressions? → Shortcut for writing a small, unnamed method. →Before Java 8, if you wanted to pass a block of code as an argument to a method, you often had to create a whole new class or an anonymous inner class to do it. →With Lambda,…

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Java Interviewer-Makakmayum @makakmayumjava

2 weeks ago

#JavaInterviewQuestion What is ThreadLocal and where do you use it in Java? In my last project we had to save a user's experimental data which needed to be saved and used per request for each user(not valid after a request). We tried using Spring's Request scope however we were…

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Java Interviewer-Makakmayum @makakmayumjava

2 weeks ago

#JavaInterviewQuestion Does creation of object with new always happen on the heap? Everyone thinks so. But it might not be, if JVM thinks that it doesn't need to. Let's see an example: class Point { int x, y; } int sum() { Point p = new Point(); p.x = 10; p.y = 20;…

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Java Interviewer-Makakmayum @makakmayumjava

2 weeks ago

Devs, we need to protect our backs. Share this, remember this and apply this.

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Java Interviewer-Makakmayum @makakmayumjava

3 weeks ago

#001JavaInterviewQuestion Spring Security: For any type of security in a Spring boot application, we can configure using Spring Security and it involves three main steps: 🔑 1. Authentication Authentication is about verifying who a user is. This is handled by a…

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Java Interviewer-Makakmayum @makakmayumjava

3 weeks ago

I will start posting Java concepts which are asked in interviews, ranging all sorts of experience. I have been working on collecting relevant content for quite sometime and its time I start sharing with everyone. Stay tuned, we're going to enjoy learning Java. It's a guarantee!!!

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Java Interviewer-Makakmayum @makakmayumjava

3 weeks ago

Learned Java. It changed my life from a poor hut dweller to someone who has seen so much progress in my life. Built one big house for parents, myself living in a not so bad flat. It will change your life, learn Java