Android

Ready to work here will not say, including signing and application AppID, attached to the micro-letter open Platform App Development steps, do not understand the students can refer to here: Https://pay.weixin.qq.com/wiki/doc/api/app/app.php?chapter=

Because the company project needs to do nine lottery, has not done similar functions before, although before browsing the blog of the Great Gods, inadvertently also saw a lot about the lottery project, but because there is no need for the project,

Androiddraw is an integrated Android application with DroidDraw that allows you to get from the DroidDraw application Download your GUIs and also allow you to preview your GUIs on an Android device 1, the first download installation DroidDraw, I

Whether it is God horse Platform, God Horse development environment, God Horse software program, data are the core. For the development platform, if the data storage has good support, then the development of the application will have a great role in

If you need to communicate between different processes, you can use Messenger in the service to implement communication in the process. In this way, the service needs to define a handler object (responsible for responding to the message sent by the

When you finish editing a message, if you exit the edit page without sending it, the information is automatically saved as a draft. That is, when the Composemessageactivity OnStop () is not sent, then the Workingmessage.savedraft () is invoked to

Believe that when you see this article, most people have seen a lot of things to get screen pixels, from other articles we know that the pixel of the screen is based on the Displaymetrics class to getThe concrete calculation method is width =

Introduction: Android Custom view for beginners and even work for a few years of programmers are very afraid, but also is the Android advanced learning, peacetime projects often have some harsh requirements, we can find a variety of GitHub on the

Background In the near future, because of the actual project needs, under the specific operation trigger the location request, takes the user position and the nearby position. Problem: After the initial selection, the final decision to access

We need to read each line of the lyrics file above to convert it into a lyric entity: Copy Code code as follows: public class Lyricobject { public int begintime; Start time public int endtime; End time public int timeline; When

About Retrofit+okhttp Strong here is not much to say, still do not know the classmate can go to Baidu. This article is mainly about how to use retrofit+okhttp to implement a simpler caching strategy:When we request data in a network environment, if

This article illustrates the dynamic loading layout of Android programming. Share to everyone for your reference, specific as follows: Since the previous time the project needs to be loaded on one page depending on the different buttons loaded on

We all know that the Android default Expandablelistview group header cannot be pinned to the interface, and when scrolling down, it is not possible to indicate to which group the child is currently displayed. Search on the Internet a lot about

Font icon The font icon is a font file (. ttf) that replaces the traditional PNG icon resource. The advantages and disadvantages of using font icons are: Advantages: 1. Can be highly customizable icon style (including size and color), especially

A lot of times we need to download the images on the remote server on the Android device to display, and today we'll sort out two better ways of downloading the remote pictures. method One, directly through the HTTP class provided by Android to

Main implementation: Dynamic loading of all levels of the Drop-down value of the adapter When listening to this level dropdown box, the binding value of the subordinate adapter is modified when the selected value of the dropdown box changes.

The following are some of the most common problems when using ListView.1. How to change the background color of the item and press the colorListView By default, the background color of item is black, which is yellow when clicked by the user. If you

Several goals for today:1. Custom Actionprovider2. Toolbar Actionbar custom Menu3. Toolbar Actionbar The right side menu to add a corner mark (Toolbar actionbar menu add Little Red dots)The source code is at the end of the article. -----------------

Objective WebView (Network view) is used to display Web pages in Andorid, let's take a look at how it is used. First, the basic use 1. Declaring permissions, WebView inevitably to use the network, we want to add network access rights.

Touchimageview inherits all the functions of the ImageView with ImageView, in addition to scaling, drag, double-click Zoom, and other functions, support Viewpager and ScaleType, and accompanied by animation effect. sharedconstructing private