Big O Notation Explained with Real Interview Code
DSA · · 9 min read
Big O notation explained with time complexity examples in Python: how to derive complexity, read constraints, and avoid hidden costs in interviews.
Practical guides for students: internship and placement prep, DSA and Big O, SQL interviews, ATS resumes, GSoC and behavioral interviews. Free, no fluff.
DSA · · 9 min read
Big O notation explained with time complexity examples in Python: how to derive complexity, read constraints, and avoid hidden costs in interviews.
Placements · · 9 min read
A complete campus placement preparation guide for freshers: rounds, service vs product companies, semester timeline, resume, HR questions and mistakes.
Interview Prep · · 9 min read
How to prepare for an internship interview in 90 days: a week-by-week SDE intern preparation plan covering DSA, CS fundamentals, projects and mocks.
Interview Prep · · 7 min read
Master SQL interview questions with 10 reusable query patterns: joins, Nth highest salary, window functions, top-N per group, NULL traps and more.
Interview Prep · · 11 min read
Learn the STAR method interview technique with 7 worked examples and a story bank for behavioral interview questions for freshers and students.
Resume · · 11 min read
Learn how to build an ATS friendly resume for freshers: structure, keywords, project bullets with before and after examples, and formatting rules.
Open Source · · 10 min read
A practical guide on how to get selected in GSoC: choosing organisations, making first contributions, writing a strong GSoC proposal, and what to do next.