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How do I get both STDOUT and STDERR to go to the terminal and a log file?
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Use "tee" to redirect to a file and the screen. Depending on the shell you use, you first have to redirect stderr to stdout using
./a.out 2>&1 | tee output
or
./a.out |& tee output
In csh, there is a built-in command called "script" that will ca...
autolayout - make height of view relative to half superview height
...rivial problem example. I have a view that I want to sit at the top of the screen, and take up half of the screen-height. Simple before autolayout - just tack it in place and tell it to expand vertically when the superview resizes.
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Objective-C ARC: strong vs retain and weak vs assign
...an when ViewContorller is being presented iOS loads it's view hierarchy on screen (creating missing views). When other ViewController is presented, this first hierarchy of views is deallocated. But if you have 'strong' in ViewController, then this view can't be deallocated, when it's off screen. Whi...
搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
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[websvr] admin web console waiting for connections on port 28017
mongodb默认自带提供了web访问接口，通过 IP + 端口的形式可以访问。
http://192.168.0.1:28017/
二、主从模式。使用mysql数据库时大家广泛用到，采用双机备份后主节点挂掉了后从节...
How can I produce an effect similar to the iOS 7 blur view?
...icate this blurred background from Apple's publicly released iOS 7 example screen:
12 Answers
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Best practices for Storyboard login screen, handling clearing of data upon logout
...on IOS8 but I get the following error when the app fires up and the login screen shows: "Unbalanced calls to begin/end appearance transitions". I have noticed that when the app loads the login screen shows, but also the first tab on the tab bar controller is getting loaded also. Confirmed this via ...
Smarty中date_format日期格式化详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...once('class/SmartyInit.php');
$smarty = new SmartyInit();
//设置默认时区为上海
date_default_timezone_set('Asia/Shanghai');
//输出echo strtotime('now')，结果如：1245763672
//可知strtotime('now')返回的是时间戳
//也可是从数据库得到的时间戳
$...
How do I get the real .height() of a overflow: hidden or overflow: scroll div?
...f the height of an element's content, including content not visible on the screen due to overflow. The scrollHeight value is equal to the minimum clientHeight the element would require in order to fit all the content in the viewpoint without using a vertical scrollbar. It includes the element paddin...
iOS 7 parallax effect in my view controller
I'm developing an app for iOS 7 in Objective-C. I've got a screen in my app with a few buttons and a pretty background image. (It's a simple xib with UIButtons on top of a UIImageView .)
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Phase • Animations made easy! - Extensions - Kodular Community
...on extension. It makes it possible to animate any View/UI component on the screen. So, no matter if it’s a simple label or a vertical arrangement containing a complex group of components, Phase has got them all covered!
Blocks
Phase features a lot of 15 primary blocks. Most of these blocks are s...