require 'open-uri' File.open('/home/user/1.jpg', 'wb') {|f| f.write(open('http://tp1.sinai…
require 'net/http' def get_web_document(url) uri = URI.parse(url) response = Net::HTTP.get…
+ (void)limitTextFieldLength:(UITextField *)textField maxLength:(NSInteger)maxLength { NSS…
.transparent{ filter:alpha(opacity=50); -moz-opacity:0.5;/**Firefox 3.5即将原生支持opacity 属性,所以…
# -*- coding:utf-8 -*- class Solution: def NumberOf1Between1AndN_Solution(self, n): count …
#coding:utf-8 import requests from bs4 import BeautifulSoup import re DownPath = "/jiaoben…
# python版实现文本左右对齐排版 # 题目来源: http://www.bathome.net/thread-1246-1-1.html # 依山居 7:17 2015/11…
select * from dba_data_files 查询数据库内所有的数据字典 select * from DICT
require 'win32ole' excelobj = WIN32OLE.new("excel.application") excelobj['Visible']=TRUE e…
CLLocationManager* activity = [[UIActivityIndicatorView alloc]initWithFrame:CGRectMake(100…
<!DOCTYPE html> <html> <head> <meta charset="utf-8"> <title>…
图片完美垂直居中的实现方法:display:table\\table-row\\table-cell