Rust - Flattening nested vectors: Vec> into Vec
Updated: Jan 07, 2025
In the Rust programming language, a common occurrence when handling complex data structures is dealing with nested vectors, specifically a Vec<Vec<T>>. This structure represents a vector of vectors, allowing for the......
Rust - Filtering and partitioning Vector data into multiple sub-collections
Updated: Jan 07, 2025
Working with data collections is a common task in programming, and Rust offers powerful tools to manage these operations efficiently and safely. Today, we will delve into filtering and partitioning vectors in Rust. These operations allow......
Rust: Implementing partial equality or ordering for custom vector or map elements
Updated: Jan 07, 2025
When working with Rust, a powerful systems programming language known for its safety and concurrency features, you might encounter situations where you need to implement partial equality or ordering for custom elements within collections......
Rust: Serializing and deserializing HashMaps and Vectors with Serde
Updated: Jan 07, 2025
In Rust, the serde library offers powerful functionality for serialization and deserialization of data structures. It is particularly useful when you wish to convert complex data types such as HashMap and Vector into formats like JSON,......
Rust - Transforming HashMap entries into other collections with collect
Updated: Jan 07, 2025
Rust is a systems programming language focused on safety, speed, and concurrency. One of its powerful features is the HashMap, a collection of key-value pairs with efficient lookups. Sometimes, you might find yourself needing to convert or......
Rust: Using the entry API to handle default initialization in a HashMap
Updated: Jan 07, 2025
When working with a HashMap in Rust, one common task is initializing a value if a key doesn’t exist or modifying it if the key is already present. Rust's entry API provides a convenient way to handle these situations smoothly by either......
Rust: Checking for key existence in a HashMap with contains_key
Updated: Jan 07, 2025
In Rust, the HashMap data structure is a powerful tool for mapping keys to values. One common operation when working with a hashmap is checking whether a key exists prior to attempting to retrieve its value. Rust provides the contains_key......
Rust: Inserting, updating, and removing entries from a HashMap
Updated: Jan 07, 2025
Rust's HashMap<K, V> is a powerful data structure that provides efficient data manipulation functionalities. It's ideal for scenarios where you need to map keys to values, much like a dictionary. Let's dive into how we can insert,......
Rust: Creating a HashMap with capacity to reduce reallocation
Updated: Jan 07, 2025
In Rust, HashMap<K, V> is a versatile and efficient data structure extensively used for storing key-value pairs. With its proven efficiency and expressive syntax, HashMap stands out especially in cases where you want fast retrievals......
Rust - Implementing custom algorithms on LinkedList: merges, splits, and more
Updated: Jan 07, 2025
Rust introduces interesting challenges and opportunities when working with data structures like the LinkedList<T>. While there are many built-in methods for convenience, implementing custom algorithms can enhance its functionality,......
Rust LinkedList basics: pushing and popping from the front and back
Updated: Jan 07, 2025
The LinkedList in Rust is a doubly linked list, providing a collection where each element contains pointers to both the next and previous elements. Consequently, it allows for efficient appends and prepends compared to a singly linked......
Rust - Implementing custom sorting for vector elements with user-defined comparisons
Updated: Jan 07, 2025
When working with a collection of elements in Rust, such as a Vec, you may need to sort its contents based on custom rules. Rust's standard library provides powerful tools to perform sorting, which includes the flexibility to define custom......