人生いろいろありますが皆さん頑張りましょう

9. No.1 No.4No.3No.2

11. No.2

12. No.2
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13. No.2
http://rust-lang-ja.org/rust-by-example/index.html

14. No.2
http://rust-lang-ja.org/rust-by-example/index.html

15. $cargo new <name > --bin
No.2

16. fn main() {
println!("Hello World!");
}
No.2
src/main.rs

17. $cargo run
Hello World!
No.2
src/main.rs

18. No.2
http://rust-lang-ja.org/rust-by-example/index.html

19. use std::net::{TcpListener, TcpStream};
use std::thread;
// traits
use std::io::Read;
use std::io::Write;
fn handle_client(mut stream: TcpStream) {
let mut buf;
loop {
// clear out the buffer so we don't send garbage
buf = [0; 512];
let _ = match stream.read(&mut buf) {
Err(e) => panic!("Got an error: {}", e),
Ok(m) => {
if m == 0 {
// we've got an EOF
break;
}
m
},
};
match stream.write(&buf) {
Err(_) => break,
Ok(_) => continue,
}
}
}
fn main() {
let listener = TcpListener::bind("127.0.0.1:8888").unwrap();
for stream in listener.incoming() {
match stream {
Err(e) => { println!("failed: {}", e) }
Ok(stream) => {
thread::spawn(move || {
handle_client(stream)
});
}
}
}
}
No.2

23. No.3

24. No.3
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https://rust-lang-ja.github.io/the-rust-programming-
language-ja/1.6/book/crates-and-modules.html

25. No.3

26. No.3

27. No.3

28. No.3

29. No.3

30. No.3

31. No.3

32. No.3

33. No.3

34. No.3

35. libpnet/pnet_datalink/src/netmap.rs