Website profile

@Thepracticaldev

A constructive and inclusive social network for software developers. With you every step of your journey.

  • 30,227articles · 90d
  • 18+ min agolatest article
  • Jun 15, 2026earliest in window
  • 96%with images
  • 303avg words
articles per day
Categories
  • Software Dev. 27,809
  • Science & Technology 27,382
  • Computers & Electronics 21,155
  • Business & Industrial 2,447
  • Internet & Telecom 2,219
  • Economy, Business & Finance 1,241
  • Finance 926
  • Arts, Culture, Entertainment & Media 723

Please confirm you are human

This browser or connection looks automated. Press and continuously hold the control for 3 seconds to enable Google-hosted web results and, when separately allowed, AI-assisted answers.

A successful check enables 100 search requests. Interactive access does not authorize scraping, systematic collection, or reuse of search output.

Hold with a pointer, or hold Space or Enter.

News

DEV Community
dev.to > suhara_j_salim > leetcode-41-first-missing-positive-integer-4doc

Leetcode 41: First Missing Positive Integer

2+ week, 6+ day ago   (239+ words) Base Cases: What if all the numbers are greater than n? Then we can simply return 1. For eg: [7,8,9,11,12]. Here all the numbers are greater than the length of the array, which is 5. In this case the first missing positive integer…...

DEV Community
dev.to > sadia_sadia_5620dbacc597d > the-simplex-method-explained-like-an-algorithm-with-a-free-step-by-step-solver-3cbn

The Simplex Method, Explained Like an Algorithm (with a Free Step-by-Step Solver)

1+ mon, 3+ week ago   (305+ words) Here is the algorithm stripped down to its logic. Every LP problem has three parts: an objective function to maximize or minimize, e.g. Z = 5x1 + 4x2 a set of linear constraints, e.g. 6x1 + 4x2 Geometrically, the constraints carve out a feasible region (a polytope). The optimum…...

DEV Community
dev.to > shubh_agarwal_c1e90b67cb6 > solving-every-cses-problems-in-rust-1-number-spiral-2j1k

Solving Every CSES Problems in Rust - #1 Number Spiral

2+ mon, 18+ hour ago   (407+ words) The constraints for x, y is 10^9, given these constraints the problem cannot be solved by actually building the spiral - but a static function with returns the solution in O(1) / O(logn). The problem is a simple pattern matching problem - the…...

DEV Community
dev.to > jaspreet_singh_86ae1740ac > back-of-the-envelope-calculations-2ecd

HLD Fundamentas #7: Back-of-the-Envelope Calculations

2+ mon, 2+ week ago   (360+ words) When designing systems like Facebook, WhatsApp, Netflix, Amazon, or Instagram, one of the first questions a system designer asks is: Before discussing databases, load balancers, microservices, or caching layers, we need a rough understanding of the scale. This is where…...

DEV Community
dev.to > altair_dev > what-i-learned-after-solving-100-leetcode-problems-2mfd

What I learned after solving 100 Leetcode Problems

2+ mon, 2+ week ago   (370+ words) Within 4 days, I managed to successfully complete this challenge and solve 100 Leetcode problems, which became an incredible milestone for me. In this article, I want to share 4 lessons I learned during this challenge, that are truly priceless and that will…...

DEV Community
dev.to > jaspreet_singh_86ae1740ac > n-th-root-of-a-number-15ef

N-th root of a number | Binary Search on Answer

2+ mon, 3+ week ago   (6+ words) ... Tagged with algorithms, interview, java, tutorial....