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如何知道某個字元在一串文字裡出現幾次 ?

java, gwt, string, array, split, charat, 關鍵字, 字串, 次數, 出現次數, 統計

怎么把一个目录排除在htaccess规则之外

比如 所有子目录的文件全部做伪静态
而管理目录不需要~ 把它排除~ 
RewriteRule ([a-zA-Z0-9]*)/([a-zA-Z0-9]*)\.html $1/$2\.php
排除admin目录

推薦一看的影片, 甚麼是愛情?

你(妳) 也是低頭一族嗎? 放下手邊的行動裝置, 關心身邊的朋友吧 ^.^

很推薦的一部影片, 描寫現在人的低頭族生活, 有興趣的朋友就看看吧～

行動, 低頭族

你還在煩惱你的股票還沒解套嗎????

你還在煩惱證交稅嗎????

你還在找不到行情的方向嗎????

煲湯食譜大全 
　

鴨梨南北杏瘦肉湯
用料: 新鮮鴨嘴梨三個,瘦肉十兩(約四百克),南北杏共一兩(約四十克),花生油,鹽各少許,清水十二碗
做法: (1) 鴨嘴梨洗淨,去皮除心;南北杏洗淨,瘦肉原塊洗淨備用. (2) 燒滾清水,下豬肉、梨和杏仁,旺火燒至大滾,改中火以至文火,煲約二小時即成.
附註: 本湯可加油,鹽調味,也可淡飲,清爽潤喉

rsync stands for remote sync.

rsync is used to perform the backup operation in UNIX / Linux.

rsync utility is used to synchronize the files and directories from one location to another in an effective way. Backup location could be on local server or on remote server.

linux, rsync, backup, remote backup

The following JavaScript is used to detect the Internet Explorer version 8, 7 or 6. It’s returned -1 if the browser is not Internet Explorer.

internetexplorer, Internet Explorer, Version, IE7, IE8, IE9, JavaScript

Q:

How do I make Vi-Vim never use tabs (converting spaces to tabs, bad!), makes the tab key == 4 spaces, and automatically indent code after curly brace blocks like emacs does?

Also, how do I save these settings so I never have to input them again.

I've seen other questions related to this but it always seems to be a little off from what I want.

vim, tab, space, vimrc

每天都自我激勵一次吧！這世界是非常的美好的

自我激勵, 短片

Question:

I have one small problem i.e. one textbox is their when click on the text box the popup is shows below the text box.The popup contains celltable

i write keypresslisner for textbox when i press Down And UP arrow the focus is set to be cellTable And also we still press down and up arrows its highlites the rows in celltable

Ans:

JAVA, GWT, GOOGLE WEB TOOLKIT, CELLTABLE, FOCUS

I bought a Transcend memory stick and tried to use it in my mac. The stick is described as compatible to OS X but I was not able to use the stick out of the box.

This is caused by the stupid software which is installed on my stick. First of all the stick is write protected and Transcend installed a Trend Micro Virus Scanner which is mounted as CD drive.

Q: How to get Minimum or Maximum value in Java array?

A: 

java, minimum, maximum, array

Java如何取得營幕寬度? 

java, 螢幕寬度, 螢幕高度

Q:

Namespace 2.6 in the application descriptor file should be equal or higher than the minimum version 3.1 required by Flex SDK ????