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Blog

2024년 8월 29일 10 min read Intermediate Tutorial

C++ Preprocessor Directives: #include, #define, #ifdef,

Guide to C++ preprocessor directives: file inclusion, macros, conditional compilation, and #pragma.
2025년 5월 28일 11 min read Intermediate Tutorial

C++ Profiling: Find Bottlenecks with Timers, gprof, perf,

C++ profiling guide: chrono timers, gprof, Linux perf, Valgrind Callgrind, and common pitfalls—measure before you optimize.
2026년 3월 12일 20 min read Intermediate Tutorial

C++ RAII Explained | Why Constructors and Destructors Prevent Leaks

A deep dive into C++ RAII grounded in a real production connection-leak incident, covering exception safety, the C++ Core Guidelines, and composable ownership.
2026년 1월 29일 20 min read Intermediate Tutorial

C++ RAII Pattern Complete Guide

A complete reference to the C++ RAII pattern: acquiring resources in constructors and releasing them in destructors, with smart pointer and lock examples.
2024년 3월 19일 12 min read Intermediate tutorial

C++ RAII & Smart Pointers: Ownership and Automatic Cleanup

RAII in C++: acquire resources in constructors, release in destructors—plus unique_ptr, shared_ptr, weak_ptr, patterns, and common pitfalls with examples.
2024년 4월 10일 10 min read Intermediate tutorial

C++ random | Engines, distributions, and replacing rand()

C++11 random: random_device seeding, mt19937, uniform and normal distributions, shuffle, weighted picks, threading, and when to use a cryptographic RNG.
2025년 3월 7일 18 min read Intermediate tutorial

C++ std::random_device | Hardware entropy for seeding

How random_device maps to OS entropy, using entropy(), seed_seq for mt19937, UUID and token examples, performance vs mt19937, and platform quirks when e...
2025년 2월 3일 11 min read Beginner tutorial

C++ random numbers — Complete Guide

Why rand() is problematic, how to use random_device, mt19937, and distributions in C++11, with dice simulations, shuffling, weighted picks, seeding, and...
2025년 10월 13일 10 min read Advanced Tutorial

C++ Range Adaptors | Pipeline Composition in C++20

C++20 range adaptors: filter, transform, pipe syntax, lazy views, custom adaptors, and lifetime—how they relate to std::views.
2024년 3월 4일 17 min read Intermediate tutorial

C++ Range-Based for: auto, References, Temporaries,

Range-based for in C++: auto vs auto& vs const auto&, proxy iterators, temporaries, C++17 structured bindings, custom begin/end, and production patterns.