[译]The Python Tutorial#Brief Tour of the Standard Library - Part II 第二部分介绍更多满足专业编程需求的高级模块,这些模块在小型脚本中很少用到. 11.1 Output Formatting reprlib模块为大型或者深度嵌套的容器提供了一个定制版本的repr()函数: >>> import reprlib >>> reprlib.repr(set('supercalifragilisticexpial…

[译]The Python Tutorial#Brief Tour of the Standard Library 10.1 Operating System Interface os模块为与操作系统交互提供了许多函数: >>> import os >>> os.getcwd() # Return the current working directory 'C:\\Python36' >>> os.chdir('/server/accesslogs'…

11.1. Output Formatting 格式化输出 The repr module provides a version of repr() customized for abbreviated displays of large or deeply nested containers: >>> import repr >>> repr.repr(set('supercalifragilisticexpialidocious')) "set(['a',…

10.1. Operating System Interface The os module provides dozens of functions for interacting with the operating system: >>> >>> import os >>> os.getcwd() # Return the current working directory 'C:\\Python34' >>> os.chdir…

10.1. Operating System Interface os库 import os os.getcwd() # Return the current working directory 'C:\Python26' os.chdir('/server/accesslogs') # Change current working directory os.system('mkdir today') # Run the command mkdir in the system shell 0 需…

一.概述 1.1 关于JSON数据格式 JSON (JavaScript Object Notation), specified by RFC 7159 (which obsoletes RFC 4627) and by ECMA-404, is a lightweight data interchange format inspired by JavaScript object literal syntax (although it is not a strict subset of Java…

C++ Standard Library *注:内容主要是对參考1的学习记录.知识点与图片大都来源于该书, 部分知识点与图片来源于參考2. 详细參考信息,见最下方參考. * C++98中新支持的语言特性 非类型模板參数template<std::size_t N> class bitset;. 模板类中的默认模板參数template<typename T, typename Allocator = std::allocator<T>> calss vector. 关键字…

前言 这是我阅读<The C++ standard library, 2nd Edition>所做读书笔记的第一篇.这个系列基本上会以一章一篇的节奏来写,少数以C++03为主的章节会和其它章节合并,一些内容较多的章节也会抽出几个独立的章节.这些博文不分析具体的应用情景,仅仅用来记录C++11新增的知识点.关于C++11知识点的详细解析,请参考C++11 FAQ:关于C++03以及STL的较详尽解析,请参考相关著作或者网络资料:推荐<C++ Primer,4th edition>和&…

Python Standard Library "We'd like to pretend that 'Fredrik' is a role, but even hundreds of volunteers couldn't possibly keep up. No, 'Fredrik' is the result of crossing an http server with a spam filter with an emacs whatsit and some other stuff be…

Macro definition of snprintf conflicts with Standard Library function declaration 即将此处的宏定义注释掉,因为在VS2015中已经对snprintf提供了官方支持 D:\dev\libvpx\libvpx-v1.3.0\vp9\common\vp9_systemdependent.h #ifdef _MSC_VER #include <math.h> //#define snprintf _snprintf #e…