IOS

"iOS Development" multi-screen ruler automatic fitting AutoLayout (Pure code way)(2014-09-19 09:35:47) reprint Tags: autolayout iOS development xcode UI Category: Xcode/ios/macos With regard to AutoLayout, it was first

understanding and application of @selector in iOS development What is the @selector: 1, a type of SEL2, on behalf of the message you want to send (method), and a bit like the string, you can turn.: nsselectorfromstring ()/nsselectorfromstring ()

First, delete all cookies three words to fix: Nshttpcookie *cookie; Nshttpcookiestorage *storage = [Nshttpcookiestorage sharedhttpcookiestorage]; for (cookie in [storage cookies]) { [storage Deletecookie:cookie]; }

When I modify the placeholder font color above the searchbar, my own handwritten code is exactly the same as the correct one, it doesn't recognize it, it always collapses, and the wrong content says it's not the value, it's a hell of a thing. When I

With the system Tabbar, if the whole tabbar is a regular rectangle, it is not easy to see the upper is a line, but irregular words, there will be a black line across there, very affect the interface beautiful, like this:Located in Tabbar, and the

In the Avfoundation framework, a Avaudiorecorder class specifically handles recording operations, and it also supports multiple audio formats. Like Avaudioplayer, you can totally consider it a sound Recorder control class, and here are the common

Because the image of Taobao is not maintained, so recently saw a 2,107-year cocoapods installation blog mark First step: Install RVM, Whether or not you need to upgrade RUBY,RVM allows you to have multiple versions of Ruby, and you can switch

Very good reference: Http://www.raywenderlich.com/32960/apple-push-notification-services-in-ios-6-tutorial-part-1 Chinese reference: Part I http://www.tairan.com/archives/194 Part II: http://www.tairan.com/archives/281 Part III:

In the afternoon, our test environment has not received the APNS message (two in the morning). After dealing with the final solution to the problem, record, other code dragon friends See, can also refer to the reference. There are several specific

Unplug headset listening operation Add a notification, unplug the headset and pause playback [[nsnotificationcenter defaultcenter] addobserver:self selector: @selector (routechange:) Name: Avaudiosessionroutechangenotification Object:nil];

first, the event response to enter a keyword in the search box -(void) Searchbar: (Uisearchbar *) Searchbar textdidchange: (NSString *) searchtext{NSLog (@ "The keyword entered is---%@---%lu", SearchText, (unsigned long) searchtext.length);

iOS provides support for using other app preview files, which is document interaction Controller. In addition, iOS also supports file associations, allowing other programs to call your app to open some sort of file. And, starting with 4.2, the Quick

Preface: TableView has a property called Tableheaderview with it we can do a lot of things in TableView's head plus a custom view with TableView scrolling along with It's usually a carousel, like this dad90de4-84e9-4194-9554-40956ad01e32.png There

DDFileReader.h @interface Ddfilereader:nsobject {NSString * filePath; Nsfilehandle * FILEHANDLE; unsigned long long currentoffset; unsigned long long totalfilelength; NSString * Linedelimiter; Nsuinteger chunksize; } @property

* Detail Learning-intercepting socket data parsing for IOS byte arrays * I recently made a socket long connection. Meet some problems, I hope to give you some information about the brick friends First question to meet:The returned socket data has

iOS common error 9-uitableview,uiscrollview,uicollectionview offset 20 pixels When there is a scrolling view in the system after the iOS7, such as Uitableview,uiscrollview, Uicollectionview is sometimes offset by 20 pixels. We can judge the

1. Conclusion and outlook The functions of the above APIs, as well as the offline solutions developed based on these functions, are there other technologies not mentioned in addition to these functions? Here are two examples: 1.1 message push 1.2

Simple implementation. There are several monitoring responses in the uiresponder class. Responding to touch events-Touchesbegan: withevent:-Touchesmoved: withevent:-Touchesended: withevent:-Touchescancelled: withevent:Responding to Motion

Recently, my boss had to set up Baidu maps, so he couldn't find some materials to ponder over. To use the Baidu map API, go to the Baidu official website to download the API and apply for the key (just follow the instructions on the Baidu official

Compile DCMTK on iOS platform Luo chaohui (http://blog.csdn.net/kesalin) CC license. For more information, see Source DCMTK is a cross-platform open-source C ++ library developed by German offis to implement DICOM protocol. It is well known in the