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Find the best content on Rust, curated by the community; a search engine for Rustaceans.
Configuration
Configuration | Recipe | Crates | Categories | |--------|--------|------------| | Layer defaults, a file, and environment variables | [![config-badge]][config] | [![cat-config-badge]][cat-config] | | Merge multiple providers with figment |...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Layer defaults, a file, and environment variables
Layer defaults, a file, and environment variables [![config-badge]][config] [![cat-config-badge]][cat-config] Most applications resolve their configuration from several places: defaults that ship with the binary, a config file an operator e...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Merge multiple providers with figment
Merge multiple providers with figment [![figment-badge]][figment] [![cat-config-badge]][cat-config] [figment][figment] assembles configuration from independent providers. A provider can be a TOML, JSON, or YAML file, or a set of environment...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Store per-user configuration with confy
Store per-user configuration with confy [![confy-badge]][confy] [![cat-config-badge]][cat-config] A desktop or CLI program that remembers a user's preferences should write them to the platform's standard config location, not next to the bin...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Reload configuration when the file changes
Reload configuration when the file changes [![config-badge]][config] [![notify-badge]][notify] [![cat-config-badge]][cat-config] [![cat-filesystem-badge]][cat-filesystem] A long-running service can pick up edits to its config file without a...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Multimedia
Multimedia | Recipe | Crates | Categories | |--------|--------|------------| | Resize and re-encode an image | [![image-badge]][image] | [![cat-multimedia-badge]][cat-multimedia] | | Detect an image format from its bytes | [![image-badge]][...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Resize and re-encode an image
Resize and re-encode an image [![image-badge]][image] [![cat-multimedia-badge]][cat-multimedia] Serving a small preview of a large upload means decoding the original, shrinking it, and writing it back in a web-friendly format. image::open r...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Decode audio samples from a file
Decode audio samples from a file [![symphonia-badge]][symphonia] [![cat-multimedia-badge]][cat-multimedia] Measuring a clip's length or feeding it to an analyzer means decoding its samples, whatever the container. [symphonia][symphonia] pro...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Clap Derive Parser Macro
Clap Derive Parser Macro Clap's Parser derive macro is the most common way to define a command line interface in Rust. Instead of manually parsing std::env::args(), you describe the shape of your arguments as a struct, and Clap generates al...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Clap Subcommands
Clap Subcommands Many command line tools split their functionality into subcommands. Familiar tool commands include git commit and cargo build, where the first word selects a specific action with its own set of arguments. Clap supports this...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~2 min read
Clap Argument Validation
Clap Argument Validation Not every argument can be trusted simply because it parses into the right type. A string might convert fine into a PathBuf or a number, while still being meaningless in context, such as a percentage over 100 or a pa...
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Working with Gzip
Working with Gzip
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
Working with Bzip2
Working with Bzip2
rust-lang-nursery.github.io The Rust Cookbook Book 2024-01-01 ~1 min read
"Meta-Comment: I started this topic as someone completely uninvolved in the rust project. It's very reassuring seeing the nature of the response. Even ..."
— Ben on Zulip

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