1.文件纯净模式延伸 r+t:可读.可写 w+t:可写.可读with open('b.txt','w+t',encoding='utf-8') as f: print(f.readable()) print(f.writable())a+t:可追加写.可读 2.控制文件指针移动方法:f.seek(offset,whence)offset代表文件指针的偏移量,单位是字节byteswhence代表参照物,有三个取值(1)0:参照文件的开头(2)1:参照当前文件指针所在的位置(3)2:参照文件末尾 P
colorama是python第三方库中一个可以改变输出流颜色的玩意儿, 安装可以通过: pip install colorama 简单介绍 from colorama import Fore, Back, Style for color in ['GREEN', 'RED', 'BLUE', 'YELLOW', 'WHITE']: print getattr(Fore, color), "It's color will be", color print getattr(Back, c
先上代码,代码取自网上某插件中 function caret(begin, end) { if (this.length == 0) return; if (typeof begin == 'number') { end = (typeof end == 'number') ? end : begin; return this.each(function() { if (this.setSelectionRange) { //现代浏览器 this.focus(); this.setSelecti
实现方式主要参考这篇文章:http://www.cnblogs.com/plateFace/p/4687896.html. 主要代码如下: using UnityEngine; using System.Collections; using UnityEngine.UI; using UnityEngine.EventSystems; public delegate void JoystickMoveDelegate(JoystickData data); public class Joysti