This blog is about programming and other technological things. Written by someone developing software for fun and professionally for longer than I want to admit and in more programming languages that I can remember
This is a body example Please remove it and replace with your content
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I received a post from a friend of mine of a guy who developed games in rust and who also developed a small game engine in rust ranting about the language and about the borrow checker.
I sympathize with the guy - up to a certain point - as I had a similar experience
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One common way to deal with serialised data in C++ is to map to a struct, but in Rust with memory ownership and some smart memory optimizations, it is a little more complicated.
For example, let's say a producer in C++ serialises this message:
struct book_msg {
uint8_t major_version, // byte 0: message major version
uint8_t minor_version, // byte 1: message minor version
uint8_t msg_type, // byte 2: message type
uint8_t title[20] // byte 3-23: title of the book
}
// ....
auto msg = create_msg();
comm.send(&msg, sizeof(book_msg));
How can we deserialise that in Rust?
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A Rust developer on twitter posted:
"It would be nice to reed updates to your blog in an RSS feed."
Indeed that is a great idea and I implemented on Texted 0.3.6!
Now you can subscribe to this blog using your preferred RSS client using the url https://thiagocafe.com/rss
Happy reading!
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When I was implementing the metrics task using tokio, I wanted to save the result JoinHandle
in a struct and I saw the type being displayed by the IDE: JoinHandle<?>
What does it mean?
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In a previous post, I wanted to deserialise a date from a Toml file and implemented the Deserialize trait for a type NaiveDate. When I was implementing metrics, I had to do it again, but implement serialise and deserialise for NaiveDate and I found another way, possibly simpler, to serialise and deserialise NaiveDate.
First: add derive support to your Cargo.toml
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This is a simple step-by-step guide to install nerd fonts in Ubuntu
Download the font you want from Nerd Fonts website https://www.nerdfonts.com/font-downloads
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When implementing a new configuration parameter for Texted, I needed something to represent the date the blog started.
When looking into the TOML website, I was fortunate to discover that it has a data type for dates, so I could create the new parameter
blog_start_date = 2016-06-25
However, my fortune was gone as I found that the Toml crate does not support deserialising.
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When implementing tags for Texted2, I had a list of tags being:
let tags: Vec<(&str, u32)>; // Tag name, number of posts containing this tag
And I need to sort it by the second item of the tuple, the tag count.
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Some years ago, I create a blog application in D and called Texted. The idea that time was to learn D using a project. This time, to learn Rust, I created a new version of that same blog application, but faster and improved.
I present you, texted2!
https://gitlab.com/thiagomg/texted2/
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This blog is about programming and other technological things. Written by someone developing software for fun and professionally for longer than I want to admit and in more programming languages that I can remember