Browsing Tag
java
159 posts
How to Crack Technical Interviews (Without Crying): A Beginner-Friendly, No-Nonsense Guide for 2025
🧠 Introduction: “Technical interviews are scary… until you realize they’re just humans asking if you can solve problems…
Leetcode 1007. Minimum Domino Rotations For Equal Row
Problem Statement In a row of dominoes, tops[i] and bottoms[i] represent the top and bottom halves of the…
Day 34 : Loop Practice programmings
workout 1 package demo_programs; public class example_6 { public static void main(String[] args) { // TODO Auto-generated method…
DAY :31 This , Super class in JAVA.
What is this keyword in Java? In Java, this is a reference variable that refers to the current…
🚀 Introducing Appaveli CLI: Instantly Generate Java DAO and Domain Classes from Your Terminal
As a Java engineer, one of the most repetitive tasks is writing boilerplate DAO and domain classes — especially when…
Java Constructor.
Date : 10-April-2025 Constructor In java methods are typical one and we wrote every code in a method.…
Clases anidadas en Java
En Java podemos definir una clase dentro de otra clase, a este tipo de clases se les denomina…
How I Reduced My Oracle SQL Execution Time from 110s to 2s
🧩 The Problem Recently, I encountered a performance bottleneck while writing a SQL query: the execution time was…
8.9 FlatMap
1. Introdução ao flatMap Objetivo: “Achatar” (flatten) Streams aninhados em um único Stream (ex: Stream> → Stream). Aplicação:…
