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Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie
I'm trying to understand the functionalities of these methods. Could you provide me a simple usecase to understand theirs semantics?
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source of historical stock data [closed]
...ake a stock market simulator (perhaps eventually growing into a predicting AI), but I'm having trouble finding data to use. I'm looking for a (hopefully free) source of historical stock market data.
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Clear android application user data
Using adb shell to clear application data
7 Answers
7
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Optimizing away a “while(1);” in C++0x
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Does someone have a good explanation of why this was necessary to allow?
Yes, Hans Boehm provides a rationale for this in N1528: Why undefined behavior for infinite loops?, although this is WG14 document the rationale applies to C++ as well and the documen...
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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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 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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