Разработка • dev.to • 18 мая 2024 г. 10:40

Inverting a matrix is an advanced interview topic. Today, I am going to explain the steps to reverse a matrix or flip a matrix in C#. Greetings, Interview Preparation Enthusiasts! Today, we're delving into the realm of matrix inversion, a fundamenta...... читать далее

Разработка • dev.to • 18 мая 2024 г. 10:12

Just started my interview preparation for MAANG companies. I am going through lots of blogs and articles to list down topics which are important for interview preparation. Although this is my first post, I have never thought of writing any articles...... читать далее

Разработка • dev.to • 18 мая 2024 г. 8:44

Advanced Backend Communication In the real world, a primary server doesn't handle all the request & operation , it delegates some tasks to other servers. Why so? If we do all the operations on primary server then all the compute power will go i...... читать далее

Разработка • dev.to • 17 мая 2024 г. 22:07

Introduction In this article, we will explore a straightforward method to determine if a given integer is a palindrome. This problem is a common algorithmic challenge that you might encounter on platforms like LeetCode. We will use JavaScript to im...... читать далее

Разработка • dev.to • 17 мая 2024 г. 21:47

Let's start with admitting this one fact: backtracking is hard. Or rather, understanding it the first time is hard. Or, it's one of those concepts that you think you grasped it, only to realize later that you actually didn't. We'll focus on one prob...... читать далее

Разработка • dev.to • 16 мая 2024 г. 20:34

WebSockets What Websockets is a way to talk to server, Just like http. It is generally established between a Frontend and a Server. It is a Persistant & Full Duplex Communication.Unlike http in which connection is closed after getti...... читать далее

Разработка • dev.to • 16 мая 2024 г. 19:58

Problem Statement Given two strings s and t, return true if t is an anagram of s, and false otherwise. An Anagram is a word or phrase formed by rearranging the letters of a different word or phrase, typically using all the original letters exactly...... читать далее

Разработка • dev.to • 16 мая 2024 г. 15:14

College—your parents told you to go, your teachers told you to go, and you are left wondering if it is really worth it for your programming career. Well, yes and no. In this article, we are going to talk about when a college degree is needed and whe...... читать далее

Разработка • habr.com • 16 мая 2024 г. 11:16

Ко мне в коучинг пришёл джентльмен. Чуть меньше 20 лет опыта в разработке. Одна из ключевых задач, которая ему была интересна — Как начать литкодить каждый день?«То настроения, то сил нету, то задачи не по...... читать далее

Разработка • dev.to • 16 мая 2024 г. 6:50

In this problem, we would be applying the two binary search to check whether the target element is present or not. If present, we would be moving the pointers forward & backward to find the occurrence of the element (first & last). class S...... читать далее

Разработка • dev.to • 15 мая 2024 г. 3:50

Solving a Leetcode problem daily — Day 11 | Find Minimum in Rotated Sorted Array | by Subhradeep Saha | May, 2024 | Dev Genius A detailed guide on how to solve Leetcode’s 153. Find minimum element in rotated sorted...... читать далее

Разработка • dev.to • 14 мая 2024 г. 15:43

Disclosure: This post includes affiliate links; I may receive compensation if you purchase products or services from the different links provided in this article. image_credit - Exponent Hello devs, today, In last few posts I talked about essentia...... читать далее

Разработка • dev.to • 13 мая 2024 г. 16:06

861. Score After Flipping Matrix Medium You are given an m x n binary matrix grid. A move consists of choosing any row or column and toggling each value in that row or column (i.e., changing all 0's to 1's, and all 1's to 0's). Every row of the m...... читать далее

Разработка • dev.to • 12 мая 2024 г. 18:05

Table of contents Introduction Heap properties Heaps with arrays Inserting/removing elements Heap sort Time and space complexity Resources In this new chapter, we're going to take a look at a data structure called a heap, which is a gre...... читать далее

Разработка • dev.to • 12 мая 2024 г. 15:51

17. Letter Combinations of a Phone Number Medium Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. Return the answer in any order. A mapping of digit to letters (just like...... читать далее

Разработка • dev.to • 12 мая 2024 г. 15:50

2373. Largest Local Values in a Matrix Easy You are given an n x n integer matrix grid. Generate an integer matrix maxLocal of size (n - 2) x (n - 2) such that: maxLocal[i][j] is equal to the largest value of the 3 x 3 matrix in grid centered a...... читать далее

Разработка • dev.to • 11 мая 2024 г. 21:25

Apply Early - Timing Matters One crucial lesson I learned early on is the significance of timing in the internship application process. Many internship opportunities open up from September to early November, with companies often finalizing their se...... читать далее

Разработка • dev.to • 11 мая 2024 г. 18:55

Easy level questions Word Break: Input: s = "leetcode", wordDict = ["leet", "code"] Output: True Explanation: "leetcode" can be segmented into "leet" and "code". Longest Palindromic Substring: Input: s = "babad" Output: "bab" or "aba" Expla...... читать далее

Разработка • dev.to • 11 мая 2024 г. 16:47

4. Median of Two Sorted Arrays Hard Given two sorted arrays nums1 and nums2 of size m and n respectively, return the median of the two sorted arrays. The overall run time complexity should be O(log (m+n)). Example 1: Input: nums1 = [1,3], nums...... читать далее

Разработка • dev.to • 11 мая 2024 г. 16:47

857. Minimum Cost to Hire K Workers Hard There are n workers. You are given two integer arrays quality and wage where quality[i] is the quality of the ith worker and wage[i] is the minimum wage expectation for the ith worker. We want to hire exact...... читать далее