<?xml version="1.0" encoding="utf-8" ?><rss version="2.0"><channel><title><![CDATA[fgrass的专栏]]></title><description><![CDATA[]]></description><link>https://blog.youkuaiyun.com/fgrass</link><language>zh-cn</language><generator>https://blog.youkuaiyun.com/</generator><copyright><![CDATA[Copyright &copy; fgrass]]></copyright><item><title><![CDATA[解决iOS程序耳机有声音，外放没声音的问题]]></title><link>https://blog.youkuaiyun.com/fgrass/article/details/52081484</link><guid>https://blog.youkuaiyun.com/fgrass/article/details/52081484</guid><author>fgrass</author><pubDate>Sun, 31 Jul 2016 22:49:07 +0800</pubDate><description><![CDATA[在AppDelegeate中添加如下代码：
    func application(application: UIApplication, didFinishLaunchingWithOptions launchOptions: [NSObject: AnyObject]?) -> Bool {
        // Override point for customization after]]></description><category></category></item><item><title><![CDATA[实现单元格自适应文本大小，UITableview的行高自适应单元格高度]]></title><link>https://blog.youkuaiyun.com/fgrass/article/details/52069481</link><guid>https://blog.youkuaiyun.com/fgrass/article/details/52069481</guid><author>fgrass</author><pubDate>Fri, 29 Jul 2016 23:43:33 +0800</pubDate><description><![CDATA[1、定义字典，缓存每行高度

var cellHeights = [String:CGFloat]()
2、在生成单元格时，计算label高度和单元格总高度
    func tableView(tableView: UITableView, cellForRowAtIndexPath indexPath: NSIndexPath) -> UITableViewCell {
       ]]></description><category></category></item><item><title><![CDATA[iOS屏幕强制旋转]]></title><link>https://blog.youkuaiyun.com/fgrass/article/details/51492632</link><guid>https://blog.youkuaiyun.com/fgrass/article/details/51492632</guid><author>fgrass</author><pubDate>Tue, 24 May 2016 18:45:58 +0800</pubDate><description><![CDATA[接手一个项目，其中部分页面是横屏、部分页面是竖屏。
求助百度、谷歌很久，找不到完美解决方案，尤其是许多方案使用了苹果私有或即将舍弃的API。
结果反复试错，得出一种目前看来完美的解决方法：项目设置里，选中APP支持的屏幕方向；重写页面对应的UIViewController里的三个方法，固定页面屏幕方向。
下面以支持左横屏和竖屏的APP为例，记录实现方法。
1、设置APP支持左横屏和竖屏。]]></description><category></category></item><item><title><![CDATA[解决phpExcel导出乱码且Content-Type失效的问题]]></title><link>https://blog.youkuaiyun.com/fgrass/article/details/45050139</link><guid>https://blog.youkuaiyun.com/fgrass/article/details/45050139</guid><author>fgrass</author><pubDate>Tue, 14 Apr 2015 23:41:00 +0800</pubDate><description><![CDATA[最近做一个php项目，需要导出excel。按照例子编码完成，导出时却没有弹出另存为窗口，而是直接输出了文件内容且内容是乱码。
怎么回事呢？打开chrome调试工具，发现返回的文档类型竟然是：text/html。这就奇怪了，我明明使用php的header函数设置了其它文档类型。如下：header('Content-Type: application/vnd.ms-excel;charset=utf]]></description><category></category></item><item><title><![CDATA[浮点数计算精度控制]]></title><link>https://blog.youkuaiyun.com/fgrass/article/details/1891363</link><guid>https://blog.youkuaiyun.com/fgrass/article/details/1891363</guid><author>fgrass</author><pubDate>Sun, 18 Nov 2007 18:35:00 +0800</pubDate><description><![CDATA[今天调试一个vc程序遇到了一个非常奇怪的问题,如下一段程序//-----------------------------------------double x=-29568;double y=0.0001;if(x+y>x)      MessageBox(0,"bigger","bigger",0);else{       MessageBox(0,"smaller","small]]></description><category></category></item></channel></rss>