Mobile Develop

Tablelayout is the display of the cell phone's screen in a row, and a row can be multiple controlsAnd you can set the alignment of the control, and whether it is a shrink lineLet's look at the use of the Tablelayout layout using a single line

Before configuring the environment, we need to understand the JNI and NDKJniJNI is the abbreviation for Java Native interface, and Chinese is a native call to Java. It provides a number of APIs that enable communication with Java and other languages

The problem arises when the payment is not done, generally in the payment process interrupted the network, the next time you buy the same product will appear this problem,Solution, when clicking on the purchase to determine whether there is a

The RowMapper in sping can encapsulate each row of data in the data into a user-defined class.In database queries, if the type returned is a user-defined type (in fact, most of the classes we return in a database query are custom-defined), we need

Because the SDK provides ImageButton can only add pictures, cannot add text, and the button control added text can only be displayed inside the picture, when we need to add text outside the picture can not meet our needs, gu can only write a custom

Overview of the user interfaceThe user interface elements of all Android applications are built with view and ViewGroup objects. View is an object that is depicted on the phone screen to interact with the user. ViewGroup is a container object that

GCD provides two ways to support dispatch queue synchronization, that is, dispatch groups and semaphores.Dispatch (dispatchGroup)1. Create a dispatch groupdispatch_group_t group = Dispatch_group_create ();2. Start the block in the dispatch queue to

2012-11-02 10:31 1979 people read comments (0) favorite reports Original: http://www.cnblogs.com/beenupper/archive/2012/07/18/2597504.htmlThe project was finished, and did the first start, sliding the boot page.Then the need to change into a

Transferred from: http://lizhuang.iteye.com/blog/1931768//rgb Color macro#define Uicolorfromrgb (rgbvalue) [Uicolor colorwithred: ((float) ((Rgbvalue & 0xFF0000) >> 16 )/255.0 Green: ((float) ((Rgbvalue & 0xff00) >> 8)/255.0 Blue: ((float)

First, in PROJECT.CLJ, add a reference to the Notnoop class library: [Com.notnoop.apns/apns "0.2.3"]You can then send a push message using the following method:1 (ns Demo.apns2 (: Import (Com.notnoop.apns APNs )))3 4 (defn send-push-notification5 [

Directory (?) [-] New Project Sqlitedemo Add a library that uses SQLite libsqlite3dylib Methods of SQLite Get the sandbox directory and create or open a database Create a data table Inserting data Querying the database

Recently in a small project, project development needs to implement a login verification function, the specific requirement is to enter the user name and password on the Android side, on the server side to verify that the MySQL database has this

Preference translation as a preference, Bo friends suggest translating as the preferred item. Some configuration data, some of our last click on the selected content, we hope that the next time the application is still valid, no need to configure or

How the Android system is started, and how the application is started. The following is a brief overview of the initialization process.Initialization of the 1.Android systemThe 1.1Android system will start the Linux base system first, then boot the

With the close of IPhone6 and iOS8, the problem of adaptation is more complicated, recently learned the use of auto layout, share with you.What is Auto Layout?Auto layout is a new layout feature introduced after IOS6 's release, which is designed to

We know that HTML5 has added many types of forms, such as number,email,url,tel,datetime,month,datetime-local and so on, such as Datetime,month, which is very convenient, so as not to write their own choice date, Time plugin; But like

Here is not the specific configuration of the introduction of Baidu, configuration see HTTP://DEVELOPER.BAIDU.COM/MAP/INDEX.PHP?TITLE=IOSSDK 1. First accept the basic map function Create a new map class, xib drag also line, my side is the code

A few days ago with colleagues to study the basic use of the next Monkeyrunner, the following with a simple Monkeyrunner examples and share with you (basic operation, the gods can float through ~), The program installs a Android App Package (take an

Framelayout layout (frame layout) is the creation of an area on the screen to fill all the components, but using the Framelayout layout puts all the components in the upper-left corner of the screen, and all the components can be stacked for display.

The error message is as follows, and the following error messages08-13 07:36:31.396:w/system.err (9814): java.io.IOException08-13 07:36:31.416:w/system.err (9814):At Android.content.res.AssetManager.readAsset (Native Method)08-13