Henry Obiaraije henryobiaraije
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henryobiaraije
/ main.rs
Created
May 15, 2023 21:46
A function in Rust language to divide one number by another.
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| // Full tutorial : https://daily-dose-of-rust-language.pereere.com/2023/05/15/a-simple-example-of-error-handling-and-testing-in-rust/ | |
| fn divide(a: f64, b: f64) -> Result<f64, String> { | |
| if 0.0 == b { | |
| return Result::Err("Hey, you can't divide by zero".to_string()); // Checking if b is equal to zero. If true, return an Err variant of the Result enum with an error message. | |
| } | |
| return Result::Ok(a / b); // If the condition is false, return an Ok variant of the Result enum with the result of dividing a by b. | |
| } |
henryobiaraije
/ rust-macro-example-series-youtube-videos.rs
Created
March 13, 2023 17:40
How to create rust macro - detailed beginner friendly examples - Youtube video tutorial series
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| // Detailed example on how to create a macro in Rust language. | |
| // Part 1 - Youtube tutorial - https://youtu.be/N-_CMAXQ5hc | |
| // Part 2 - Youtube tutorial - https://youtu.be/tzZ2o8Nkp7I | |
| fn main() { | |
| let sum = add(&[1, 2, 3, 4]); | |
| let diff = diff(&[1, 2, 3, 4]); | |
| let product = mult(&[4, 2]); | |
| println!("sum = {}, diff = {}, product = {}", sum, diff, product); | |
| } |
henryobiaraije
/ Rust HashMaps - With Examples
Last active
February 13, 2023 20:11
Practical example on Using HashMaps in Rust programming language
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| // Video Tutorial https://youtu.be/nOeOMHtAa2o | |
| // Youtube Channel: Daily Dose of Rust language | |
| use std::collections::HashMap; | |
| fn main() { | |
| // How to create Hashmap in Rust. | |
| let mut student_scores: HashMap<String, f64> = HashMap::new(); | |
| // How to assign values to Hashmaps in Rust. | |
| student_scores.insert(String::from("Henry"), 100.0); |
henryobiaraije
/ naming_conventions_in_rust.rs
Created
February 9, 2023 21:59
Naming conventions in Rust language
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| fn main() {} | |
| fn get_product( | |
| ) { | |
| let product_id = 42; | |
| } | |
| macro_rules! print_rating { | |
| () => { |
henryobiaraije
/ country-bounding-boxes.py
Created
September 19, 2020 17:40
— forked from graydon/country-bounding-boxes.py
country bounding boxes
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| # extracted from http//www.naturalearthdata.com/download/110m/cultural/ne_110m_admin_0_countries.zip | |
| # under public domain terms | |
| country_bounding_boxes = { | |
| 'AF': ('Afghanistan', (60.5284298033, 29.318572496, 75.1580277851, 38.4862816432)), | |
| 'AO': ('Angola', (11.6400960629, -17.9306364885, 24.0799052263, -4.43802336998)), | |
| 'AL': ('Albania', (19.3044861183, 39.624997667, 21.0200403175, 42.6882473822)), | |
| 'AE': ('United Arab Emirates', (51.5795186705, 22.4969475367, 56.3968473651, 26.055464179)), | |
| 'AR': ('Argentina', (-73.4154357571, -55.25, -53.628348965, -21.8323104794)), | |
| 'AM': ('Armenia', (43.5827458026, 38.7412014837, 46.5057198423, 41.2481285671)), |
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