Choosing Between GeneralPurposeAllocator and ArenaAllocator in Zig
Learn how to choose between Zig's GeneralPurposeAllocator and ArenaAllocator to balance memory safety, leak detection, and performance in your applications.
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Languages & runtimes · #zig
Zig defer and errdefer for deterministic cleanup and error rollback
Zig’s defer and errdefer statements give deterministic scope-exit cleanup and error-only rollback; this guide explains LIFO execution, evaluation timing, and common pitfalls with a file example.
Choosing Between Zig's General Purpose Allocator and Fixed Buffer Allocator
Learn how to decide between Zig's General Purpose Allocator for leak‑safe debugging and Fixed Buffer Allocator for deterministic, low‑overhead allocation.
Managing Memory Visibility with Zig's Explicit Allocators
Learn why Zig eschews a global heap in favor of explicit std.mem.Allocator parameters to improve memory visibility, error handling, and library flexibility.
Bake a CRC Table into Your Zig Binary with comptime
Compute a CRC lookup table at compile time so your binary ships only the finished bytes, with no runtime initialization.
Generate Zero‑Runtime Tables with Zig’s @compileTime
Use Zig’s @compileTime to generate static lookup tables at compile time, eliminating runtime initialization. The article walks through a Base64 example, explains limits, common mistakes, and practical verification steps.
Zig Error Unions: A Practical Guide to Safer File I/O
Zig’s error unions let you return a value or an error, forcing callers to handle every case. In file I/O this eliminates boilerplate and hidden failures. Read a practical example, trade‑offs, and a quick checklist to get started.
Using Zig’s GeneralPurposeAllocator for Safe Manual Memory Management
Learn how to allocate and deallocate memory in Zig with the GeneralPurposeAllocator (GPA), detect leaks, and ensure clean shutdowns. This guide walks through the exact steps you need to avoid common pitfalls.
Zig Comptime: Zero-Cost Generics Without void* Tricks
Zig's comptime turns types into ordinary compile-time arguments, giving you monomorphized generic containers with no void* and no runtime cost. A worked List(T) example, plus the trade-offs.