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How to capture UIView to UIImage without loss of quality on retina display
...om use of UIGraphicsBeginImageContext to UIGraphicsBeginImageContextWithOptions (as documented on this page). Pass 0.0 for scale (the third argument) and you'll get a context with a scale factor equal to that of the screen.
UIGraphicsBeginImageContext uses a fixed scale factor of 1.0, so you're act...
How do I get hour and minutes from NSDate?
In my application I need to get the hour and minute separately:
8 Answers
8
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SourceKitService Terminated
...vice Terminated" is popping up and all syntax highlighting and code completion is gone in Swift. How can I fix this?
34 An...
How to write a UTF-8 file with Java?
...dn't see a 'write(..)' method in FileUtils class. I checked in the commons IO 1.4
– RRM
May 12 '14 at 6:23
If you read...
奇葩职位为何频现互联网？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...围绕苏宁的门店端、易购端、移动端、T V端以及物流、售后等终端体验建设征集广大用户的意见和建议。据悉，当时活动仅推出三天，就吸引了3000人参与。
“我们推出首席吐槽官，是同程旅游打造口碑、提升整体品牌满意度的...
How can I install a .ipa file to my iPhone simulator
...
you can run the application file of project in simulator.
– humblePilgrim
Sep 17 '11 at 10:39
3
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浅谈Heatmap：网页热点图生成原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...像被广泛应用于军事领域，士兵带上能识别热红外的眼镜后能轻而易举的发现藏匿的敌人。
热红外成像
唠叨了半天，听上去似乎有点跑题了，其实不然，对互联网从业者而言，同样需要有火眼金睛，以便识别网友的喜好，...
Does anyone have benchmarks (code & results) comparing performance of Android apps written in Xamari
I came across Xamarin claims that their Mono implementation on Android and their C# compiled apps are faster than Java code. Did anyone perform actual benchmarks on very similar Java and C# code on different Android platforms to verify such claims, could post the code and results?
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How do I detect that an iOS app is running on a jailbroken phone?
...installed and go by that - something like
NSString *filePath = @"/Applications/Cydia.app";
if ([[NSFileManager defaultManager] fileExistsAtPath:filePath])
{
// do something useful
}
For hacked kernels, it's a little (lot) more involved.
...
Declaring variables inside or outside of a loop
...used outside of the while loop, otherwise you would not be asking the question, because declaring it inside the while loop would not be an option, since it would not compile.
So, since str is not used outside the loop, the smallest possible scope for str is within the while loop.
So, the answer is...