V2EX subprocess

Subprocess

定义 Definition

subprocess(名词)指子进程:由一个正在运行的程序(父进程)创建并管理的独立运行单元,通常用于并行执行任务、调用外部命令或隔离某些操作。在编程语境中也常指“启动并与外部程序交互”的那套机制。(也可作形容词表示“次级的/子级的”,但更常见的是名词用法。)

发音 Pronunciation (IPA)

/sbprss/(美式常见)

例句 Examples

I launched a subprocess to run the command in the background.
我启动了一个子进程,让那个命令在后台运行。

Because the subprocess inherits the environment, it can access the same configuration variables as the parent program.
由于子进程会继承环境变量,它可以访问与父程序相同的配置变量。

词源 Etymology

由 **sub-**(“在下、次级、子”)+ process(“过程/进程”)构成,字面意思就是“次级的过程/子级的进程”。在计算机领域中,它进一步固定为“由父进程派生出来的执行单元”。

相关词 Related Words

文学与著名作品 Notable Literary Works

  • The Pragmatic Programmer(Andrew Hunt, David Thomas)在讨论构建工具链、自动化与调用外部命令时,会涉及运行外部程序/子进程的思路。
  • Unix Network Programming(W. Richard Stevens 等)讲到 Unix 编程模型(如进程创建与管理)时,常会出现与子进程相关的概念与术语。
  • Advanced Programming in the UNIX Environment(W. Richard Stevens, Stephen A. Rago)系统讲解进程、派生与进程间通信,子进程是核心话题之一。
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