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Why NSUserDefaults failed to save NSMutableDictionary in iOS?
I'd like to save an NSMutableDictionary object in NSUserDefaults . The key type in NSMutableDictionary is NSString , the value type is NSArray , which contains a list of object which implements NSCoding . Per document, NSString and NSArray both are conform to NSCoding .
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Does static constexpr variable inside a function make sense?
...offset = 3;
// This function will print name, value and address for given parameter
void print_properties(std::string ref_name, const short* param, short offset)
{
// determine initial size of strings
std::string title = "value \\ address of ";
const size_t ref_size = ref_name.size();
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Writing a git post-receive hook to deal with a specific branch
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The last parameter that a post-receive hook gets on stdin is what ref was changed, so we can use that to check if that value was "refs/heads/master." A bit of ruby similar to what I use in a post-receive hook:
STDIN.each do |line|
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How to save picture to iPhone photo library?
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You can use this function:
UIImageWriteToSavedPhotosAlbum(UIImage *image,
id completionTarget,
SEL completionSelector,
void *contextInfo);
You only ...
How to get NSDate day, month and year in integer format?
... I should get 1, 2 and 1988 separately as an integer. How can I do this in iOS? I found the similar question but the method descriptionWithCalendarFormat : gives a warning and seems to be deprecated by now.
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select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
...lect、poll、epoll之间的区别总结[整理]select，poll，epoll都是IO多路复用的机制。I O多路复用就通过一种机制，可以监视多个描述符，一旦某个描述符就绪（一般是读就绪或者写就绪...select，poll，epoll都是IO多路复用的机制。I/O多路...
Understanding the Event Loop
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1: If we are talking about a single-threaded application, then what processes setTimeouts while JS engine accepts more requests and executes them? Isn't that single thread will continue working on other requests? Then who is going to keep working on setTimeout while other reque...
UITableView didSelectRowAtIndexPath: not being called on first tap
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Also check the selection property of your table view in xib file. Use 'Single Selection' or 'Multiple Selection' as required.
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preferredStatusBarStyle isn't called
...verride -preferredStatusBarStyle , but it isn't called.
Are there any options that I can change to enable it? (I'm using XIBs in my project.)
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How to get object size in memory? [duplicate]
...bytes of an object
/// and returns the size
/// </summary>
/// <param name="TestObject"></param>
/// <returns></returns>
private int GetObjectSize(object TestObject)
{
BinaryFormatter bf = new BinaryFormatter();
MemoryStream ms = new MemoryStream();
byte[]...