<span style="font-size:18px;">public class IpUtil { /** * ip地址转换成16进制long * @param ipString * @return */ public static Long ipToLong(String ipString) { Long[] ip = new Long[4]; int pos1= ipString.indexOf("."); int pos2= ipString.
报警器实例:(有发送,无返回获取) using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.IO.Ports; using System.Text.RegularExpressions; using System.Windows.Forms; namespace ZKJFJK { /*** 报警器语音输出类,只需在调用时填写需要播报汉字即可 * 例:boo
在复制中经常会使用到16进制的LSN,但在日志fn_dblog中的LSN是数字形式,于是从网上找到以下转换函数CREATE FUNCTION dbo.fn_convertnumericlsntobinary(@numericlsn numeric(25,0)) returns binary(10)ASBEGIN-- Declare components to be one step larger than the intended type-- to avoid sign overflow pr
原文地址:http://www.cnblogs.com/vaal-water/archive/2013/04/08/3008880.html 自己试过很好用 function zero_fill_hex(num, digits) { var s = num.toString(16); while (s.length < digits) s = "0" + s; return s; } function rgb2hex(rgb) { if (rgb.charAt(0) == '#'
package util; public class EscapeUnescape { public static String escape(String src) { int i; char j; StringBuffer tmp = new StringBuffer(); tmp.ensureCapacity(src.length() * 6); for (i = 0; i < src.length(); i++) { j = src.charAt(i); if (Character.is
由于jQuery获取css中的background有时候是rgb值,所以往往需要一个转换函数. 以前觉得难,还写个博客记录,现在觉得好容易. let testColor = "rgb(20, 20, 20)"; const rgbToHex = (color) => { let arr = color.split(','); let r = +arr[0].split('(')[1]; let g = +arr[1]; let b = +arr[2].split(')')[0];