目录前言一、优化 I/O 操作1. 减少不必要的文件打开和关闭优化前:优化后:2. 批量读取与写入优化前:优化后:二、优化内存使用1. 使用生成器代替列表优化前:优化后:2. 分块处理大数据示例:分块读取大文件三、优化
The title sums it up. I\'ll get this out of t开发者_开发问答he way and say I am aware that css hacks are dirty ugly horrible things. Sometimes dirty problems call for dirty solutions though :)