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  • Frequently Asked Questions

    Frequently Asked Questions Sessions and the REPL How do I delete an object in memory? How can I modify the declaration of a type in my session? Scripting How do I check if the c...
  • Multi-processing and Distributed Computing

    Multi-processing and Distributed Computing Code Availability and Loading Packages Starting and managing worker processes Data Movement Global variables Parallel Map and Loops ...
  • Complex and Rational Numbers

    Complex and Rational Numbers Complex Numbers Rational Numbers Complex and Rational Numbers Julia includes predefined types for both complex and rational numbers, and supports...
  • Complex and Rational Numbers

    Complex and Rational Numbers Complex Numbers Rational Numbers Complex and Rational Numbers Julia includes predefined types for both complex and rational numbers, and supports...
  • Complex and Rational Numbers

    Complex and Rational Numbers Complex Numbers Rational Numbers Complex and Rational Numbers Julia includes predefined types for both complex and rational numbers, and supports...
  • Performance Tips

    Performance Tips Performance critical code should be inside a function Avoid untyped global variables Measure performance with -and-pay-attention-to-memory-allocation) @time an...
  • Sparse Arrays

    Sparse Arrays Compressed Sparse Column (CSC) Sparse Matrix Storage Sparse Vector Storage Sparse Vector and Matrix Constructors Sparse matrix operations Correspondence of dense ...
  • Printf

    Printf Printf Printf.@printf — Macro @printf ([ io :: IO ], "%Fmt" , args ...) Print args using C printf style format specification string. Optionally, an IO may be ...
  • 并行计算

    并行计算 协程 管道 多线程(实验性功能) 设置 @threads宏 原子操作 副作用和可变的函数参数 @threadcall (实验性功能) 多核心或分布式处理 访问代码以及加载库 启动和管理 worker 进程 数据转移 全局变量 并行的Map和Loop 远程引用和 AbstractChannel Channel 和 Rem...
  • 网络和流

    网络和流 基础流 I/O 文本 I/O IO 输出的上下文信息 使用文件 一个简单的 TCP 示例 解析 IP 地址 异步 I/O 网络和流 Julia 提供了一个功能丰富的接口来处理流式 I/O 对象,如终端、管道和 TCP 套接字。此接口虽然在系统级是异步的,但是其以同步的方式展现给程序员,通常也不需要考虑底层的异步操作。这是通过大...