Blog (Page 32) | pkglog

Blog

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.
2025년 10월 13일 11 min read Advanced tutorial

C++ VTable Explained: Virtual Function Tables & Dynamic

How C++ vtables and vptrs implement polymorphism: indirect calls, object size, multiple inheritance costs, and optimization with final and NVI.
2025년 10월 10일 16 min read Beginner Tutorial

C++ Header Guards: #ifndef vs #pragma once, Portability,

Compare #ifndef/#define/#endif with #pragma once, fix redefinition errors, name guard macros safely, break circular includes with forward declarations.
2025년 10월 10일 18 min read Intermediate Tutorial

Rust Ownership | Ownership, Borrowing, and Lifetimes

Deep dive into Rust ownership: move and copy, functions and ownership, references, slices, lifetime annotations, and patterns compared to C++—with.
2025년 10월 9일 18 min read Advanced Tutorial

C++ Pimpl Idiom Complete Guide

Master C++ Pimpl idiom for hiding implementation details: faster builds, stable ABI, unique_ptr usage, rule of five, platform-specific implementations, ...
2025년 10월 9일 28 min read Intermediate tutorial

C++ [[nodiscard]] Guide: Ignore Return Values Safely

Complete guide to C++ [[nodiscard]]: stop ignored return values, error codes, RAII guards, and C++20 reason strings.
2025년 10월 9일 16 min read Beginner tutorial

Ollama Complete Guide | Run LLMs Locally, API, Open WebUI

Run large language models locally with Ollama.
2025년 10월 9일 18 min read Intermediate tutorial

React useMemo and useCallback: When They Pay Off

useMemo and useCallback in React: reference stability and expensive work — when to use them, how to avoid premature optimization, and how to verify.
2025년 10월 8일 22 min read Intermediate tutorial

D3.js Complete Guide | Data Visualization for the Web

Build interactive charts and data visualizations with D3.js. D3 (Data-Driven Documents) works by: 1. Selecting DOM elements 2.
2025년 10월 7일 11 min read Advanced tutorial

C++ Visitor Pattern Explained | Double Dispatch

Visitor pattern in modern C++: classic accept/visit vs std::variant + std::visit (C++17), ASTs, trade-offs when adding types vs operations—tutorial for ...