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[Android-Bluetooth] MODULE.TARGET.ETC.wpa_supplicant.conf already defined by xxxx error.
Hmmm, there is an error possibly like this:build/core/base_rules.mk:130: *** external/wpa_supplicant_8/wpa_supplicant: MODULE.TARGET.ETC.wpa_supplican...
分类:移动开发   时间:2014-09-03 19:47:17    阅读次数:1721
动态添加input标签
添加附件 string file = "Files"; string path = Server.MapPath(file); if (!System.IO.Directory.Exists(path))//判断文件夹是否已经存在 { System.IO.Directory.CreateDire.....
分类:其他好文   时间:2014-09-03 19:34:07    阅读次数:239
ListView的addHeaderView和setAdapter的调用顺序
ListView的addHeaderView和setAdapter的调用顺序,以及爆出java.lang.IllegalStateException: Cannot add header view to list -- setAdapter has already been called异常的原因。...
分类:其他好文   时间:2014-09-03 11:17:56    阅读次数:194
13 Reasons Why You Should Pay Attention to Mobile Web Performance
Mobile is no longer on the sidelines. If you’re not already thinking mobile first, you should at least consider it. Let’s go over compelling data that...
分类:Web程序   时间:2014-09-03 10:50:56    阅读次数:235
git for windows 无法提交修改的处理
在git for windows里面不能commit修改,提示open shellopen shell以后,使用git add [filename],会报错:fatal: Unable to create './.git/index.lock': File exists. If no other g...
分类:Windows程序   时间:2014-09-02 17:35:05    阅读次数:328
add to svn ignore disabled
The problem is that the folder is already under version control. Here's how I fix this type of problem when it comes up: In your local shell, make a c...
分类:其他好文   时间:2014-09-02 17:20:24    阅读次数:179
error 'there is already an open datareader associated with this command which must be closed first'
This can be easily solved by allowing MARS in your connection string. AddMultipleActiveResultSets=trueto the provider part of your connection string (...
分类:其他好文   时间:2014-09-02 12:16:14    阅读次数:178
让程序只启动一个实例
在应用程序的InitInstance方法中,添加如下几行代码:CreateMutex(NULL,true,m_pszAppName); if(GetLastError()==ERROR_ALREADY_EXISTS) { AfxMessageBox(_T("程序已启动"),MB_OK|MB_APPLMODAL|MB_ICONSTOP); returnfalse; }
分类:其他好文   时间:2014-09-01 15:52:03    阅读次数:164
Reverse Integer
问题描述 Example1: x = 123, return 321 Example2: x = -123, return -321 Have you thought about this? Here are some good questions to ask before coding. Bonus points for you if you have already...
分类:其他好文   时间:2014-09-01 15:38:13    阅读次数:199
MySQL replace into 用法(insert into 的增强版)
MySQL replace into 用法(insert into 的增强版) 在向表中插入数据的时候,经常遇到这样的情况:1. 首先判断数据是否存在; 2. 如果不存在,则插入;3.如果存在,则更新。 在 SQL Server 中可以这样处理: if not exists (select 1 from t where id = 1) insert into t(i...
分类:数据库   时间:2014-09-01 12:37:13    阅读次数:287
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