llama_cpp/tools/ui/tests/stories/fixtures/blog-post.ts

// Blog Post Content
export const BLOG_POST_MD = String.raw`
# Understanding Rust's Ownership System

*Published on March 15, 2024 • 8 min read*

Rust's ownership system is one of its most distinctive features, enabling memory safety without garbage collection. In this post, we'll explore how ownership works and why it's revolutionary for systems programming.

## What is Ownership?

Ownership is a set of rules that governs how Rust manages memory. These rules are checked at compile time, ensuring memory safety without runtime overhead.

### The Three Rules of Ownership

1. **Each value has a single owner**
2. **There can only be one owner at a time**
3. **When the owner goes out of scope, the value is dropped**

## Memory Management Without GC

Traditional approaches to memory management:

- **Manual management** (C/C++): Error-prone, leads to bugs
- **Garbage collection** (Java, Python): Runtime overhead
- **Ownership** (Rust): Compile-time safety, zero runtime cost

## Basic Examples

### Variable Scope

${'```'}rust
fn main() {
    let s = String::from("hello");  // s comes into scope
    
    // s is valid here
    println!("{}", s);
    
}  // s goes out of scope and is dropped
${'```'}

### Move Semantics

${'```'}rust
fn main() {
    let s1 = String::from("hello");
    let s2 = s1;  // s1 is moved to s2
    
    // println!("{}", s1);  // ❌ ERROR: s1 is no longer valid
    println!("{}", s2);     // ✅ OK: s2 owns the string
}
${'```'}

## Borrowing and References

Instead of transferring ownership, you can **borrow** values:

### Immutable References

${'```'}rust
fn calculate_length(s: &String) -> usize {
    s.len()  // s is a reference, doesn't own the String
}

fn main() {
    let s1 = String::from("hello");
    let len = calculate_length(&s1);  // Borrow s1
    println!("Length of '{}' is {}", s1, len);  // s1 still valid
}
${'```'}

### Mutable References

${'```'}rust
fn main() {
    let mut s = String::from("hello");
    
    let r1 = &mut s;
    r1.push_str(", world");
    println!("{}", r1);
    
    // let r2 = &mut s;  // ❌ ERROR: cannot borrow twice
}
${'```'}

## Common Pitfalls

### Dangling References

${'```'}rust
fn dangle() -> &String {  // ❌ ERROR: missing lifetime specifier
    let s = String::from("hello");
    &s  // s will be dropped, leaving a dangling reference
}
${'```'}

### ✅ Solution

${'```'}rust
fn no_dangle() -> String {
    let s = String::from("hello");
    s  // Ownership is moved out
}
${'```'}

## Benefits

- ✅ **No null pointer dereferences**
- ✅ **No data races**
- ✅ **No use-after-free**
- ✅ **No memory leaks**

## Conclusion

Rust's ownership system eliminates entire classes of bugs at compile time. While it has a learning curve, the benefits in safety and performance are worth it.

## Further Reading

- [The Rust Book - Ownership](https://doc.rust-lang.org/book/ch04-00-understanding-ownership.html)
- [Rust by Example - Ownership](https://doc.rust-lang.org/rust-by-example/scope/move.html)
- [Rustlings Exercises](https://github.com/rust-lang/rustlings)

---

*Questions? Reach out on [Twitter](https://twitter.com/rustlang) or join the [Rust Discord](https://discord.gg/rust-lang)*
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