Mobile Develop

There are several ways to open a third-party app in your own app, here's an example:To open as an example, if you need to know the Open app package name, generally a release version of the application, the package name will not easily change, but,

In the process of developing Android, the reasonable use of animation can improve the user experience and bring a refreshing feeling to the user. So we should master the use of Android animation. In the process of development, I seldom write my own

has been using NetEase cloud music to listen to songs, and then because of the uproar of XCode injected virus events, it unloaded (helpless face =. =Compared with other domestic music app, The Selfish thought NetEase cloud music is still good. Not a

Article reprinted from: http://www.cnblogs.com/wendingding/p/3950114.htmliOS Development Network-monitoring network statusI. DescriptionIn the network application, the network status of the user device needs to be monitored in real time for two

-(void) viewdidload{[Super Viewdidload];Additional setup after loading the view, typically from a nib.Self.navigationItem.leftBarButtonItem = Self.editbuttonitem;Self.detailviewcontroller = (Detailviewcontroller *)

Nsthread specific use: Direct inheritance NSObjectnsthread:.Pros: Nsthread is lightweight and easy to useCons: You need to manage your thread's lifecycle and thread synchronization. Thread synchronization has a certain overhead in locking data 1.

There are 3 main ways of multi-threaded synchronous Lock: Nslock (normal lock), nscondition (State Lock), synchronized synchronous code blockThere are also fewer nsrecursivelock (recursive locks), nsconditionlock (conditional locks),

UIApplication is a symbol of an application and is a single-instance objectMethod:OpenURL (phone, texting)Address of the Nsurl resource unique pathSpecification: Protocol header://Host address/resource pathNetwork resources:

First, the function of parsing document order triggering1.parserDidStartDocument, triggered at the time of the document.2.parser:didstartelement:namespaceuri:qualifiedname:attributes, which is triggered when a start tag is encountered, where the

Test instructionsThere are a total of 6 square 2*2, judging whether it can be the given shape.Ideas:A square total of 9 kinds of placement, for the whole map to put a total of 2 of the 9-way placement. The map is then represented by an array of 9*5,

In the previous blog post, the small part of the simple introduction of how to make a round corner of the button and rounded pictures, with the keyboard and the dance between the fingers, ushered in a new problem, do not know if the small partners

Business development encountered a small stunt, required to achieve activity startup from the bottom up, exit when exiting from the top down. The animation of other activity at startup and exit is not a concern here, There are two ways to implement

Android 6.0 Sdk,api level is 23 . After the update, you can modify compileSdkVersion and targetSdkVersion experience the 23 new features.The Android Support Library has also been updated, and also released,,,,, 23.01 customtabs percent

The processing of a picture transform requires the support of the Matrix class, which is located under the "Android.graphics.Matrix" package, which is a matrix tool class provided by Android, which itself cannot transform an image or view, but it

MatrixMatrix, Chinese called matrices, Advanced Mathematics has introduced, in the image processing, mainly for the plane of the scaling, translation, rotation and other operations.In Android, scale (zoom), rotation (rotation), and translation

SensorImplementation code:#import "ViewController.h"@interfaceViewcontroller ()@end@implementationViewcontroller- (void) viewdidload {[Super viewdidload]; //additional setup after loading the view, typically from a nib. //1. Turn on the distance

UIApplication *app = [uiapplication sharedapplication]; Nsurl *url = [Nsurl urlwithstring:@ "Trip://com.trip.tripmobile"]; if ([app Canopenurl:url]) { NSLog (@ "can launch B app!"); [App Openurl:url]; }

　　For Arc & MRC　1 //helps implement a single-case design pattern2 3 //implementation of The. H file4 #defineSingletonh (methodName) + (instancetype) shared# #methodName;5 6 //implementation of the. m file7 #if__has_feature (objc_arc)//It's arc .8

-(void) Viewdidload {[super viewdidload];/* process: Running Program thread: the basic execution unit of a process, where the task is executedThread Serial: 1 threads in the execution of a task serially, at the same time, 1 threads can only perform

iOS design mode, A lot of development this is to listen to much, but sometimes you use it is not very concerned about, developers in writing code will not pay attention to it.In the field of software design, The design pattern is a reusable solution