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iOS: Access app-info.plist variables in code
...ly accessible by the following...
[[NSBundle mainBundle] objectForInfoDictionaryKey:key_name];
For example to get the version number you might do the following
NSString *appVersion = [[NSBundle mainBundle] objectForInfoDictionaryKey:@"CFBundleVersion"];
There is a gotcha in that the version nu...
Why rename synthesized properties in iOS with leading underscores? [duplicate]
...ds an underscore character when it synthesizes the ivars in the implementation file as:
4 Answers
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How to check for an active Internet connection on iOS or macOS?
I would like to check to see if I have an Internet connection on iOS using the Cocoa Touch libraries or on macOS using the Cocoa libraries.
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OnNotify函数 ON_NOTIFY消息总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...是NMHDR结构指针，也可以是那个更大点的结构指针，看你怎么转换他了。
在大多数情况下，那个指针会指向更大点的结构，当你用到的时候就需要转换它。 只有几个通告消息，如 common通告消息(名字以NM_开始)，工具提示控件的T...
Copying files from one directory to another in Java
...irectory in the dir directory, which I have created right before the iteration.
In the code, I want to copy the review (which represents the ith text file or review) to trainingDir . How can I do this? There seems not to be such a function (or I couldn't find). Thank you.
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C#位运算符（C#按位与、按位或 等） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...0001)或2(0000 0010)或4(0000 0100)=7(0000 0101)
如果提供7给你，你怎么知道选择了1和2和4呢?答案是:7跟四个数1,2,4,8分别做或结果还是7,则说明某个被选择了
如：7或2=7,所以1被选择了 7或8=15,不等于7哦,所以8没被选择了 ,这样应该知道用...
How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
In my iOS 5 app, I have an NSString that contains a JSON string. I would like to deserialize that JSON string representation into a native NSDictionary object.
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C++应用程序添加VBScript和JavaScript支持 - C/C++ - 清泛网移动版 - 专注C/C++及内核技术
...C++程序中调用JavaScript及VBScript。效果截图：
源码点此下载。
Introduction
I am always amazed to see how the script control (msscript.ocx) is fun to use and at the same time how C++ developers reacted when it's time to use. Maybe the extension (.ocx) make them feel, it's vis...
Recursively list files in Java
...ay to traverse files. Since it's a stream you can do all nice stream operations on the result such as limit, grouping, mapping, exit early etc.
UPDATE: I might point out there is also Files.find which takes a BiPredicate that could be more efficient if you need to check file attributes.
Files.find...
How can I convert an image into a Base64 string?
...an older SDK library (because you want it to work on phones with older versions of the OS) you won't have the Base64 class packaged in (since it just came out in API level 8 AKA version 2.2).
Check this article out for a workaround:
How to base64 encode decode Android
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