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-rw-r--r--[-rwxr-xr-x]meap/ch7/src/main.rs109
1 files changed, 13 insertions, 96 deletions
diff --git a/meap/ch7/src/main.rs b/meap/ch7/src/main.rs
index 1dbb471..933a55e 100755..100644
--- a/meap/ch7/src/main.rs
+++ b/meap/ch7/src/main.rs
@@ -1,100 +1,17 @@
-//#[macro_use]
-//extern crate serde_derive;
-//
-//extern crate serde;
-//extern crate serde_json;
-//extern crate bincode;
-//
-//#[derive(Serialize, Deserialize)]
-//struct City {
-// name: String,
-// population: usize,
-// latitude: f64,
-// longitude: f64,
-//}
-//
-//fn main() {
-// let calabar = City {
-// name: String::from("Calabar"),
-// population: 470_000,
-// latitude: 4.95,
-// longitude: 8.33,
-// };
-//
-// let as_json = serde_json::to_string(&calabar).unwrap();
-// let as_bincode = bincode::serialize(&calabar).unwrap();
-//
-// println!("json: {}", &as_json);
-// println!("bincode: {:?}", &as_bincode);
-// println!("bincode utf8: {:?}", String::from_utf8_lossy(&as_bincode));
-//}
+#[macro_use]
+extern crate serde_derive;
+extern crate serde;
+extern crate serde_json;
+extern crate bincode;
-
-//use std::io::prelude::*;
-//
-//const BYTES_PER_LINE: usize = 16;
-//const INPUT: &'static [u8] = br#"
-//
-//fn main() {
-// println!("hello world")
-//}"#;
-//
-//fn main() -> std::io::Result<()> {
-// let mut buffer: Vec<u8> = vec!();
-// INPUT.read_to_end(&mut buffer)?;
-//
-// let mut position_in_input = 0;
-//
-// for line in buffer.chunks(BYTES_PER_LINE) {
-// print!("[0x{:08x}] ", position_in_input);
-//
-// for byte in line {
-// print!("{:02x} ", byte);
-// }
-//
-// println!();
-// position_in_input += BYTES_PER_LINE;
-// }
-//
-// Ok(())
-//}
-
-
-//use std::fs::File;
-//use std::io::prelude::*;
-//use std::env;
-//
-//const BYTES_PER_LINE: usize = 16;
-//
-//fn main() {
-// let arg1 = env::args().nth(1);
-// let fname = arg1.expect("usage: fview FILENAME");
-//
-// let mut f = File::open(&fname).expect("unable to open file");
-// let mut pos = 0;
-// let mut buffer = [0; BYTES_PER_LINE];
-//
-// while let Ok(_) = f.read_exact(&mut buffer) {
-// print!("[0x{:08x}] ", pos);
-//
-// for byte in &buffer {
-// match *byte {
-// 0x00 => print!(". "),
-// 0xff => print!("## "),
-// _ => print!("{:02x} ", byte),
-// }
-// }
-//
-// println!("");
-// pos += BYTES_PER_LINE;
-// }
-//}
-
-
-use std::path::PathBuf;
+#[derive(Serialize, Deserialize)]
+struct City {
+ name: String,
+ population: usize,
+ latitude: f64,
+ longitude: f64,
+}
fn main() {
- let mut hello = PathBuf::from("/tmp/hello.txt");
- hello.pop();
- println!("{:?}", hello.display());
+ println!("Hi, world!");
}