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How do you reverse a string in place in C or C++?
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Tested on my iphone this is slower than using raw pointer addresses by about 15%
– jjxtra
Apr 29 '13 at 20:16
3
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Why is Everyone Choosing JSON Over XML for jQuery? [closed]
...res a JSON parser, whether it's for Javascript or Objective-C for a native iPhone app or C# or a Python client. The floats would get interpreted as floats, the strings as strings, and booleans as booleans. Using the 'simplejson' library in Python, a simplejson.loads(some_json_string) statement would...
一分钟读懂低功耗蓝牙(BLE) MTU交换数据包 - 创客硬件开发 - 清泛IT社区，...
...少字节可以一次性传输到对方）。
* MTU 交换是为了在主从双方设置一个PDU中最大能够交换的数据量，通过MTU的交换和双方确认（注意这个MTU是不可以协商的，只是通知对方，双方在知道对方的极限后会选择一个较小的...
abort, terminate or exit?
...opers' attention, like Windows Error Reporting, Mac OS X error reports and iPhone application error logs.
– JBRWilkinson
May 14 '10 at 9:42
6
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What is the difference between -viewWillAppear: and -viewDidAppear:?
...he ViewWillAppear method, becuase when this gets called, it means that the iPhone is already ready to show the UIView to the user, and anything heavy you do here will impact performance in a very visible manner (like animations being delayed, etc).
3) ViewDidAppear: Finally, I use the ViewDidAppear...
国务院:网速提40%流量不清零 三运营商尚未回应 - 资讯 - 清泛网 - 专注C/C+...
...提速降费，既可改善人民生活，又能降低创业创新成本、为“互联网+”行动提供有力支撑，拉动有效投资和消费、培育发展新动能。会议确定五点措施促进提速降费。
总理还指出，降低网费和流量费，这不是政府的决定，而是...
When to use NSInteger vs. int
...ey are defined like this:
#if __LP64__ || TARGET_OS_EMBEDDED || TARGET_OS_IPHONE || TARGET_OS_WIN32 || NS_BUILD_32_LIKE_64
typedef long NSInteger;
typedef unsigned long NSUInteger;
#else
typedef int NSInteger;
typedef unsigned int NSUInteger;
#endif
With regard to the correct format specifier you...
Override setter with arc
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How can I get jquery .val() AFTER keypress event?
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how who you accomplisch this on iPhone/Android devices? They don't support the keyup function.
– Merijn Den Houting
Aug 27 '14 at 14:10
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推荐系统算法初探最近因为PAC平台自动化的需求，开始探坑推荐系统。这个乍一听去乐趣无穷的课题，对于算法大神们来说是这样的：而对于刚接触这个领域的我来...最近因为PAC平台自动化的需求，开始探坑推荐系统。这个乍一...