Hello World in Rust
Every programming journey starts with Hello World. Let’s write our first Rust program.
The Code
Create a file named hello.rs:
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Rust
Variables and Types in Rust
Rust’s type system is one of its defining features—static, strong, and powerful enough to catch entire classes of bugs at compile time. But it’s also ergonomic: the compiler infers types …
Read more →Channels, Actors, and Goroutines: The Concurrency Models That Divided Language Design
In 1973, Carl Hewitt published a paper describing something he called the Actor model — isolated computational units that communicated exclusively by message passing, with no shared memory, no locks, …
Read more →The Many Ways to Fail: Error Handling Philosophies Across Programming Languages
Every program that has ever run has eventually encountered something unexpected. A file that wasn’t there. A network that dropped the connection. A number that divided by zero. A user who typed …
Read more →Who Taught Your Language to Remember? A Tour of Memory Management
In our three-part series on web backend performance, we measured idle memory ranging from 3 MB (Rust) to 500 MB (Spring Boot). We noted that a garbage collector explained much of Java’s …
Read more →The Billion-Dollar Mistake, 60 Years Later: How Languages Handle Null
In 2009, Tony Hoare stood at the QCon conference in London and confessed to a crime.
“I call it my billion-dollar mistake,” he said. “It was the invention of the null reference in …
Read more →def, func, fun, fn, sub: Why Every Language Has a Different Word for the Same Thing
Open almost any programming language reference and you will find, somewhere near the beginning, a section explaining how to define a reusable named block of code. The concept is universal. The word …
Read more →Strings Are Not Simple: How 12 Languages Model Text (And Why They Disagree)
Every programming language has strings. They’re so universal — so unremarkable — that we rarely stop to ask how they actually work. You type some characters between quotation marks, hand them to …
Read more →How 10 New Programming Languages Are Rewriting the Rules (And Why They Were Born)
Every programming language is, at its core, a written argument. An argument that the languages which came before failed at something important — something worth spending years of your life to fix. …
Read more →The Weight of Your Web Stack, Part 3: Choosing the Right Backend for the Job
In Part 1 we measured what web backends cost before serving a single request — idle memory ranging from 3 MB (Rust) to 500 MB (Spring Boot). In Part 2 we measured what happens when traffic arrives — …
Read more →Showing 1–10 of 12 posts (page 1 of 2)