Blog
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C++ Factory Pattern: Complete Guide
C++ Factory pattern explained: encapsulate creation, Simple Factory vs Factory Method vs Abstract Factory, auto-registration, plugins, and production.
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Advanced Sorting | Quick, Merge, Heap Sort O Complete Guide
Master advanced sorting algorithms: quick, merge, and heap sort O(n log n).
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C++ struct vs class | Access Control·POD
C++ struct vs class difference is only default public/private, functionality is identical.
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JavaScript Arrays and Objects — Complete Guide
JavaScript arrays and objects: map, filter, reduce, sorting, Object.keys/entries, destructuring, spread/rest—patterns for everyday JS code.
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Greedy Algorithm | Best Choice Every Step Complete Guide
Greedy algorithms make the locally optimal choice at each step. When conditions are met, they efficiently find the optimal solution.
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C++ multiple definition Error — Complete Guide
Fix the C++ "multiple definition" linker error caused by duplicate symbols across translation units, and how header guards and inline fix it.
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C++ Developer Roadmap: Junior to Senior Skills and Learning
Technical and soft skills for C++ careers: from pointers and STL to architecture, mentoring, and domain specialization in games, finance, embedded.
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AAC Audio Codec: Complete Guide | LC-AAC
AAC profiles (LC-AAC, HE-AAC), MPEG-4 containers, FFmpeg encoding for streaming and mobile—bitrate tiers, sample rates, and practical quality tradeoffs.
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C++ Junior Developer Interview
A guide to preparing for junior C++ developer interviews, covering common questions on memory, OOP, and STL basics.
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C++ Caching Strategy Complete Guide | Redis· Memcached
Master C++ caching strategies: Redis (hiredis), Memcached (libmemcached), in-memory cache (LRU, TTL), cache invalidation, cache-aside/write-through/writ...