Distributed Consensus: From Paxos to Raft
How distributed systems agree on a single value — and why it's fundamentally hard.
Distributed Systems · Consensus · Theory
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Understanding B-Trees: The Backbone of Database Indexing
Why B-Trees dominate database storage — from theory to disk I/O optimization.
Data Structures · Databases · Indexing
CAP Theorem in Practice: Real-World Trade-offs
Moving beyond the textbook — how real systems navigate consistency, availability, and partitions.
Distributed Systems · CAP · Architecture
TCP/IP Deep Dive: What Happens When You Send a Packet
A layer-by-layer journey through the network stack — from application to wire and back.
Networking · TCP/IP · Protocols
Memory Management in Modern Systems: From Stack to Heap
How operating systems and runtimes manage memory — virtual memory, allocation, and garbage collection.
Systems Programming · Memory · OS
Hash Tables Demystified: Collisions, Load Factors, and Real Implementations
The most-used data structure in programming — how it actually works under the hood.
Data Structures · Algorithms · Performance