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How to manually deprecate members
...le(*, deprecated)
func myFunc() {
// ...
}
Where * is the platform (iOS, iOSApplicationExtension, macOS, watchOS, tvOS, * for all, etc.).
You can also specify the version of the platform from which it was introduced, deprecated, obsoleted, renamed, and a message :
@available(iOS, deprecated...
How do I do base64 encoding on iOS?
...case for Objective C categories.
For Base64 encoding:
#import <Foundation/NSString.h>
@interface NSString (NSStringAdditions)
+ (NSString *) base64StringFromData:(NSData *)data length:(int)length;
@end
-------------------------------------------
#import "NSStringAdditions.h"
static cha...
How can a time function exist in functional programming?
I've to admit that I don't know much about functional programming. I read about it from here and there, and so came to know that in functional programming, a function returns the same output, for same input, no matter how many times the function is called. It's exactly like a mathematical function w...
How to get an MD5 checksum in PowerShell
...eProvider
$hash = [System.BitConverter]::ToString($md5.ComputeHash([System.IO.File]::ReadAllBytes($someFilePath)))
Starting in PowerShell version 4, this is easy to do for files out of the box with the Get-FileHash cmdlet:
Get-FileHash <filepath> -Algorithm MD5
This is certainly prefera...
@import vs #import - iOS 7
I am playing around with some of the new iOS 7 features and working with some of the Image Effects as discussed in the WWDC video "Implementing Engaging UI on iOS". For producing a blur effect within the source code for the session, UIImage was extended via a category which imports UIKit like so:
...
iOS Detection of Screenshot?
...//tumblr.jeremyjohnstone.com/post/38503925370/how-to-detect-screenshots-on-ios-like-snapchat
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编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...能块(当然并不是一个完整的函数)。它实际上变成了一个怎么结束函数执行的代码块。代码形式如下：
// execute handler code
return addressWhereToContinueAfterCatch;
OS得到跳转地址后，它会重建异常发生时的运行环境，然后进行跳转。
...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...能块(当然并不是一个完整的函数)。它实际上变成了一个怎么结束函数执行的代码块。代码形式如下：
// execute handler code
return addressWhereToContinueAfterCatch;
OS得到跳转地址后，它会重建异常发生时的运行环境，然后进行跳转。
...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...能块(当然并不是一个完整的函数)。它实际上变成了一个怎么结束函数执行的代码块。代码形式如下：
// execute handler code
return addressWhereToContinueAfterCatch;
OS得到跳转地址后，它会重建异常发生时的运行环境，然后进行跳转。
...
编译器内部的秘密--微软的编译器是如何解析Try/Catch/Throw的 - C/C++ - 清...
...能块(当然并不是一个完整的函数)。它实际上变成了一个怎么结束函数执行的代码块。代码形式如下：
// execute handler code
return addressWhereToContinueAfterCatch;
OS得到跳转地址后，它会重建异常发生时的运行环境，然后进行跳转。
...