Mobile Develop

In an Android application, many time-consuming tasks cannot be placed on the main thread, which is the UI thread, because it can cause a thread to clog and make the system judge that the program is running abnormally, so it requires multiple threads

The core of MTK's hardware technology lies in its baseband chip. In order to reduce the cost, while reducing the size of the phone board, the baseband chip in addition to the CPU, but also integrates a lot of peripheral controller. The functionality

Basic usage:An explicitIntent intent=new Intent (Activity A. This,activity class); StartActivity (Intent);　　Passing parametersIntent intent=new Intent (Activity A. This,activity class); Intent.putextra ("Parameter name", "value to be transmitted,

Preface: I have been wrestling with this article should be categorized in the "Development of the front section" in the scope, haha!Some time ago to do a project, involving a full-screen mode to access the Web page needs, because Google chrome is

Data article-sharedpreferencesFour ways to store Android1. sharedpreferences2. SQLite3. Content Provider4. File------------------------------Ornate Split Line----------------------------Sharedpreference:1. is a lightweight way of storing data2.

Data adapters: Populating complex data (arrays, lists, databases, collections, etc.) on the specified view interfaceType of adapter:①arrayadapter (Array adapter): For binding single-frame dataData source: Can be a collection or an

Since most of the content is from Xamarin's official website, this article is defined as a translation, the original address: Http://developer.xamarin.com/guides/android/deployment,_testing,_and_

Nsset effect : Storing objects with no orderNssetand The contrast of Nsarray1> Common Ground• All collections that can hold multiple OC objects• Can only hold OC objects, cannot hold non- OC Object Types (Basic data types:int,char,float, etc.,

use of the Mapkit framework Import FrameImport Primary header file#import Mapkit Framework Usage notesthe prefix for all data types in the Mapkit framework is MK Mapkit has a more important UI control :Mkmapview, specifically for map display

Android Event-driven programming-based on Eventbus (i)--Welcome Reprint, please specify the source http://blog.csdn.net/asce1885, without my consent do not use for commercial purposes, thank you--Original link:

Code in the APPDELEGATE.MAPPDELEGATE.M-(BOOL) Application: (UIApplication *) application didfinishlaunchingwithoptions: (NSDictionary *) launchoptions { //handling IOS8 Local push cannot receive the problem float sysversion=[[uidevice

1. The files in both directories will be stored intact in the APK package after packaging, and will not be compiled into binary.Different points of *res/raw and assets:The files in the 1.res/raw are mapped to the R.java file, and the files under the

Nsarray : Non-variable groupNsmutablearray: variable ArrayC-language arrays: storing basic data typesOC array: Can only hold OC objects, cannot hold non-OC object types, such as int, struct, enum, etc.1. Creation of immutable variable

(a) to master the use of theseNsrange (location length)---scope range: RangeNspoint\ ( equivalent) cgpoint---pointNssize\cgsize---SizeNsrect\cgrect (cgpint cgsize)---equivalent to a rectangleIn fact, to look at official documents more clearly, these

"Material Design"mentioned, the Android L version added Recyclerview, CardView, Palette. Recyclerview, CardView are new widgets for displaying complex views. Palette, as a palette class, lets you extract prominent colors from an image.

(a) The usefulness of @class[Email protected] Function: Just tell the compiler, a name is a class (#import "Person.h" is to include all the method declaration, each time to copy, not conducive to improve performance)@class person; just tell the

1. Install the JDK, set the environment variable slightly2. Install the Android SDK: http://developer.android.com/sdk/index.htmlSet Environment variables:New variable name: android_sdk_home, the variable value is the path to ANDROID-SDK:

-(ID) Initwithtitle: (NSString *) title Image: (UIImage *) image selectedimage: (UIImage *) selectedimage Use this method to set the picture to blue when it is selected.If you don't want to be blue you need to change the properties of the picture to

This example is an Android example source for smart agriculture, which only implements the layout part. ： Http://www.dwz.cn/CpG3C Run:                                                         ,         &NB Sp                          ,         &NB Sp

Look here: Android Essentials: Understanding and Learning for Android UI controlsDue to the need for work, the recent period of time, the need for Android app Development Learning, prior to the simple Android understanding, for the basic Android