Coding Interviews
Grokking the Coding Interview: A Practical Study Guide
Use Grokking the Coding Interview as a pattern-first framework built on cold attempts, retrieval, variations, and mixed practice.
9 min read
Coding interview guides and LeetCode patterns
Technique for technical interviews: how the loop is actually scored, the patterns behind the problem set, the tools candidates use, and how proctoring works.
Detection & Proctoring
CodeSignal Assessment: Format, Tasks, and Preparation
Learn how to review CodeSignal rules, prepare coding patterns, test edge cases, manage setup, and submit your work deliberately.
13 min read
Interview Tools
Roy Lee and Cluely: Founder, Product, Public Claims
A sourced look at Roy Lee’s association with Cluely, its meeting-focused workflow, and documented gaps for coding interviews.
12 min read
Coding Interviews
Coding Interview Questions With Worked Answers and Code
A pattern-based question bank with worked solutions, complexity analysis, testing guidance, and a framework for reasoning aloud.
10 min read
Coding Interviews
Grokking the System Design Interview: What It Teaches
A review of Grokking the System Design Interview, its reusable framework, URL shortener example, limits, and practice plan.
14 min read
Coding Interviews
Best Coding Interview Books for Pattern-Based Prep
Compare coding interview books by teaching style, depth, pattern coverage, and fit, then turn one primary book into an active practice plan.
11 min read
LeetCode Patterns
How to Spot a Dynamic Programming Problem in Interviews
Learn to recognize dynamic programming by finding repeated choices, merged subproblems, and the smallest reusable state before writing code.
12 min read
Interview Tools
ShadeCoder Review: Features, Workflow, and Alternatives
A practical review of ShadeCoder’s desktop workflow, documented features, testing checklist, trade-offs, and alternatives.
12 min read
LeetCode Patterns
LeetCode 75: A Pattern-Based Study Plan That Works
Turn LeetCode 75 into a pattern-based curriculum using grouped practice, delayed re-solves, mixed review, and clear reasoning.
12 min read
Interview Tools
Final Round AI Review: Features, Workflow, Alternatives
A review of Final Round AI’s preparation, live assistance, coding workflow, post-interview features, and alternatives.
12 min read
Coding Interviews
Angular Interview Questions With Answers and Working Code
Prepare for Angular interviews with concise explanations and working code on components, RxJS, forms, testing, change detection, and debugging.
7 min read
Coding Interviews
React Interview Questions and Answers With Working Code
Prepare for React interviews with working code on renders, hooks, state ownership, effects, debugging, and debounced search.
10 min read
Coding Interviews
Hello Interview System Design: A Practical Study Guide
Turn Hello Interview system design material into a repeatable process for clarifying requirements, drawing architectures, and defending trade-offs.
14 min read
Detection & Proctoring
HireVue Interview: Format, Questions, and Preparation
Learn HireVue formats, common question types, setup checks, recorded-answer structure, and coding assessment preparation.
12 min read
Interview Tools
Cluely Explained: Features, Workflow, and Alternatives
Cluely is a meeting assistant with live notes and shortcut-triggered answers. See how its workflow compares with coding-focused tools.
11 min read
Coding Interviews
System Design Interview Questions With Worked Answers
Use a repeatable framework to clarify requirements, trace request flows, assess trade-offs, and work through a URL shortener design.
9 min read
Coding Interviews
Amazon Online Assessment: Format, What It Tests, and How to Prepare
The Amazon online assessment is the automated screen that stands between an application and a human interviewer for most software engineering roles, including…
7 min read
Coding Interviews
Blind 75: What the List Is and How to Finish It in Six Weeks
The Blind 75 is a seventy-five-problem list that has become the default answer to "what should I actually solve before an interview". It is named after Blind,…
8 min read
Coding Interviews
The Coding Interview Cheat Sheet: Complexity, Patterns and Python Idioms
This coding interview cheat sheet is the reference sheet I would want open during preparation: the complexity budget implied by each input size, what every…
8 min read
LeetCode Patterns
LeetCode Patterns: The 22 That Cover the Problem Set
LeetCode patterns are the reason two people who have solved the same number of problems can walk into the same interview with completely different odds. One…
11 min read
LeetCode Patterns
Monotonic Stack Explained: The Next Greater Element Template
A monotonic stack is an ordinary stack with one rule attached: its contents are kept sorted, and anything that would break the order is popped first. That…
8 min read
Interview Tools
NeetCode vs LeetCode: Which One You Actually Need
NeetCode vs LeetCode is the wrong comparison in one specific way that is worth clearing up first: they are not two versions of the same product. LeetCode is…
7 min read
LeetCode Patterns
The Sliding Window Algorithm: Template and Eight Worked Problems
The sliding window algorithm turns a nested loop over every subarray into a single pass with two indices. It is the highest-leverage pattern in interview…
8 min read
Coding Interviews
SQL Interview Questions: 30 Real Ones With Worked Answers
SQL interview questions look easier than they are. Almost everyone can write a join; far fewer can say what happens to that join when the right-hand table is…
19 min read
LeetCode solutions
Python solutions to 3,000 LeetCode problems, each with a worked example and complexity analysis. They are organised by the pattern that solves them rather than listed, because the pattern is the part that transfers to the problem you have not seen.
Patterns
Sliding Window116Topological Sort32Monotonic Stack225Stack194Union-Find83Two Pointers201Binary Search254Dynamic Programming481Backtracking105Depth-First Search366Breadth-First Search233Prefix Sum157Heap / Priority Queue163Greedy346Linked List75Tree Traversal225Trie49Bit Manipulation194Matrix and Grid216Hash Map709Sorting401Math and Number Theory485
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