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How do I call Objective-C code from Swift?
...ip to Step 5. (For some cases, I had to add an explicit #import <Foundation/Foundation.h to an older Objective-C File.)
Step 1: Add Objective-C Implementation -- .m
Add a .m file to your class, and name it CustomObject.m.
Step 2: Add Bridging Header
When adding your .m file, you'll likely be...
Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ao-air:lua chenhao$ lua
Lua 5.2.2 Copyright (C) 1994-2013 Lua.org, PUC-Rio
> print("Hello, World")
Hello, World
>
也可以把脚本存成一个文件，用如下命令行来运行。
1
>lua file.lua
或是像shell一样运...
presentViewController and displaying navigation bar
...r is displayed as a modal and would like to know how to display the navigation bar when using
12 Answers
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How to read data from a zip file without having to unzip the entire file
...xtract(OutputStream);
}
(you can also extract to a file or other destinations).
Reading the zip file's table of contents is as easy as:
using (ZipFile zip = ZipFile.Read(ExistingZipFile))
{
foreach (ZipEntry e in zip)
{
if (header)
{
System.Console.WriteLine("Zipfile: {0}", zip...
Removing App ID from Developer Connection
..., as Xcode 5 does a lot of things for you now. developer.apple.com/library/ios/documentation/IDEs/Conceptual/…
– Baza207
Oct 9 '13 at 17:07
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How to style UITextview to like Rounded Rect text field?
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iOS 7 - borderWidth of 1.0 and alpha of .2 works with the default style.
– Kalel Wade
May 21 '14 at 17:32
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How do I detect when someone shakes an iPhone?
...
In 3.0, there's now an easier way - hook into the new motion events.
The main trick is that you need to have some UIView (not UIViewController) that you want as firstResponder to receive the shake event messages. Here's the code that you can use in any UIView to get shake events:...
How do I run Asynchronous callbacks in Playground
Many Cocoa and CocoaTouch methods have completion callbacks implemented as blocks in Objective-C and Closures in Swift. However, when trying these out in Playground, the completion is never called. For example:
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Difference between single quotes and double quotes in Javascript [duplicate]
... only difference between double quotes and single quotes is the interpretation of variable inside a string and the treatment of escape characters.
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C++ compiling on Windows and Linux: ifdef switch [duplicate]
... this answer is sort of better in that it directly answers the question, instead of just providing a link to some 3rd site which may die one day
– Petr
Mar 6 '14 at 8:32
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