Mobile Develop

Starting with iOS7, the status bar is managed by default by the controller, such as the status bar's style, the status bar is visibleThe controller controls the status bar by overriding the following methodsTo set the status bar style, simply

1 , KVC OverviewKVC (Key-value coding) is a set of mechanisms that use string identifiers to indirectly access object properties and relationships. Cocoa programming, Core data,application scriptability, bind (binding) technology and one of the

The contents of the navigation bar are determined by the Navigationitem property of the stack top controller.Uinavigationitem has the following properties that affect the contents of the navigation bar ( These methods are typically called in the

1 , overviewUIWindow is a special kind of UIView , usually in a app there will only be one UIWindow . After the iOS program starts, the first view control created is UIWindow, then the controller's view is created, the controller's view is added to

In the past when writing code, we often write the declaration in the. h file, the implementation in the. m file, but in the actual development, if the declaration in the. h file will expose the program many properties (member variables, member

1. Get information about the current package:1 Packagemanager manager = Main.this. Getpackagemanager (); 2 try {3 packageinfo info = manager.getpackageinfo (Main.this.getPackageName (), 0); 4 String appversion = info.versionname; Version

**ios time Format method **//time conversion method//Long NowT = times (NULL); Get current Time-(NSString *) Reverttimeformat: (long) timesp{nsdate *data = [NSDate datewithtimeintervalsince1970:timesp];// Get data nsdateformatter* formatter =

Original source: Http://saulmm.github.io/2015/02/02/A%20useful%20stack%20on%20android%20%231,%20architecture/ Original code github address: Https://github.com/saulmm/Material-Movies Saúl Molinero Translator Note: This is a recent

Label type Applicable: The number of entry options is not large, and users need to switch frequently between options to perform tasks. Note: This mode is not suitable for too complex and unstable structures. Tabbed navigation is a

The code is simple, as follows:/** * Iplimage converted to bitmap * @param iplimage * @return * * PublicBitmapIplimagetobitmap(Iplimage iplimage) {Bitmap Bitmap =NULL; Bitmap = Bitmap.createbitmap (Iplimage.width (), Iplimage.height (),

1 , Introduction(1) Nsoperationqueue (Operation queue) is the cocoa abstraction of the queue model provided by GCD, a set of objective-c APIs that makes concurrent (multithreaded) programming easier, but less efficient than GCD. in the actual

1 , overviewN Nsurlsession is a new network interface in IOS7, which is tied to nsurlconnection.n when the program is in the foreground, most of nsurlsession and nsurlconnection can replace each othern Nsurlsession supports background network

7> gesture RecognitionUse Uiimageview reason: Before can see the picture, and can listen to click Only UIButton, learned the gesture, our uiimageview can also.* TAP (Agent: The left can not point, to the right to point)* Longpress (allowablemovement:

Mobile hard disk because of large capacity, small size, is now more and more used as a computer backup hard disk to use, but relative to the computer hard disk, mobile hard disk more need to be careful maintenance and use, otherwise it will easily

JSON resolution steps:-(Nsarray *) products{if (_products = = nil) {// First step: Get JSON path to file:NSString *path = [[NSBundle Mainbundle]pathforresource:@ "Products.json" oftype:nil];// Step two: Load JSON File:NSData *data = [NSData

It is the fact that things are difficult, and it is even more difficult to try to do it every day.Because I am the way to self-study, and recognized that there is no talent under the premise of progress is not too slow, so there are a lot of friends

1 , overviewUse the Archiverootobject:tofile: method to write an object directly to a file, but sometimes you might want to write multiple objects to the same file, then use NSData to archive the object.NSData can provide temporary storage for some

1. Download and security software, this website:2. Pre-condition, the computer and mobile phone must be in the same network segment3. Select menu in the Charles interfaceProxy->proxy settingsTick "Enable Transparent HTTP proxying" to determine the

1, properties:android:progress= "0"----set the initial value of the first level progress barandroid:max=---Set the maximum value of the progress barAndroid:secondaryprogress= "10"--Set the initial value of the second level progress bar2. Common

It is not difficult to implement a picture cache, it is necessary to have a corresponding cache policy. Here I use the memory-file-Network layer three cache mechanism, where the memory cache includes strong reference cache and soft-reference cache