Operating Systems7 min read
Memory Management Basics in Operating Systems
Learn the fundamentals of operating system memory management, including virtual memory, paging, the stack versus the heap, and how memory leaks occur.
Neha Patel
Computer Science
Strengthen CS fundamentals: DSA, system design, networks, and operating systems.
Topics
DS
DSA
Learn data structures and algorithms with clear explanations, complexity analysis, and practice problems.
5 articles
SDSystem Design
Design scalable systems covering load balancing, caching, databases, and architecture patterns.
3 articles
CNComputer Networks
Understand networking fundamentals: OSI model, TCP/IP, HTTP, DNS, and security basics.
2 articles
OSOperating Systems
Explore OS concepts including processes, threads, memory management, and file systems.
2 articles
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Process vs Thread Explained
Understand the difference between processes and threads in operating systems, including memory isolation, context switching, and when to use multiprocessing...
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HTTP and HTTPS Deep Dive
A deep dive into how HTTP and HTTPS work, covering request/response structure, methods, status codes, headers, and how TLS secures HTTP traffic today.
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Computer Networks7 min read
The OSI Model Explained
A clear explanation of the OSI model's seven layers, what each layer actually does, and how real-world protocols like HTTP, TCP, and Ethernet map onto them.
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System Design7 min read
Load Balancing Basics for System Design
Learn the fundamentals of load balancing in system design, including load balancing algorithms, health checks, layer 4 vs layer 7 balancing, and common failu...
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System Design7 min read
Caching Strategies for System Design
Explore common caching strategies used in system design, including cache-aside, write-through, write-back, and cache invalidation approaches, with trade-offs...
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System Design7 min read
System Design: Designing a URL Shortener
A step-by-step system design walkthrough for building a URL shortener like bit.ly, covering requirements, encoding strategies, database schema, and scaling c...
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DSA7 min read
Hash Tables Explained
Understand how hash tables achieve near-constant time lookups, how hash functions and collision handling work, and common interview patterns that rely on them.
Neha Patel
DSA7 min read
Sorting Algorithms Explained
A practical explanation of core sorting algorithms including bubble sort, merge sort, and quicksort, with time complexity comparisons and when to use each.
Neha Patel
DSA7 min read
Binary Trees for Beginners
An introduction to binary trees covering traversal methods, binary search trees, common operations, and recursive patterns every beginner should understand.
Neha Patel
DSA7 min read
Linked Lists Explained
A clear introduction to linked lists covering singly and doubly linked lists, common operations, and classic interview patterns like cycle detection and reve...
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DSA7 min read
Arrays and Strings for Coding Interviews
Master arrays and strings for coding interviews with core patterns like two pointers, sliding window, and prefix sums, explained with complexity analysis and...
Neha Patel