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  • 00. CIS 198: Intro to COBOL

    CIS 198: Intro to COBOL CIS 198: Intro to COBOL CIS 198: Rust Programming Lecture 00: Hello, Rust! This lecture online: GitHub One-Page View • Slide View Overview What is ...
  • Missing Braces in Conditionals

    Missing Braces in Conditionals How Rust helps Missing Braces in Conditionals Every programmer eventually encounters an error like this and spends hours trying to figure out wh...
  • panic!

    panic! panic! panic! 宏可用于产生一个 panic (恐慌),并开始回退(unwind)它的栈。在回退栈 的同时,运行时将会释放该线程所拥有 的所有资源,这是通过调用线程中所有对象的 析构函数完成的。 因为我们正在处理的程序只有一个线程,panic! 将会引发程序报告 panic 消息并退出。 // 整型除法(/)的重...
  • 3.12. Rustup for managing Rust versions

    Rustup for managing Rust versions For installing Rust For updating your installation Managing versions Installing other targets Installing components rust-docs, for local docum...
  • Setting Up Rust

    Setting up Rust Use Rustup Unix / Linux Windows Keeping Rust up to date Adding Rust source Manual installation Setting up a debugger Unix / Linux Windows GDB Pretty printer ...
  • DRY (不写重复代码)

    DRY (不写重复代码) DRY (不写重复代码) 通过提取函数或测试单元的公共部分,宏允许编写 DRY 代码(DRY 是 Don’t Repeat Yourself 的缩写,意思为“不要写重复代码”)。这里给出一个例子,实现并测试了关于 Vec<T> 的 += 、*= 和 -= 等运算符。 use std :: ops ::{ Add ,...
  • RAII

    RAII Destructor See also: RAII Variables in Rust do more than just hold data in the stack: they also ownresources, e.g. Box<T> owns memory in the heap. Rust enforces RAII (R...
  • 创建文件 create

    创建文件 create 创建文件 create create 静态方法以只写模式(write-only mode)打开一个文件。若文件已经存在,则旧内容将被销毁。否则,将创建一个新文件。 static LOREM_IPSUM : & 'static str = "Lorem ipsum dolor sit amet, consect...
  • 创建文件 create

    创建文件 create 创建文件 create create 静态方法以只写模式(write-only mode)打开一个文件。若文件已经存在,则 旧内容将被销毁。否则,将创建一个新文件。 static LOREM_IPSUM : & 'static str = "Lorem ipsum dolor sit amet, consec...
  • Building from source

    383 2021-05-19 《Deno v1.10.2 Manual》
    Building from source Cloning the Repository Prerequisites Building Deno Building Building from source Below are instructions on how to build Deno from source. If you just w...