Android

today, this is the most important principle of efficient work.There's nothing more comforting than getting some entries out of the to-do list.As an efficient person, you need a good to-do management tool, and a good to-do list can help you

The most recent part of the TDD approach is to develop a module with little to no gain.1. Basic principles of TDDThe core idea of TDD is to identify requirements first, quantify them in code, define requirements standards, and then encode them to

SQLite analysis SQLite is a lightweight, embedded, relational database that has now been used in iphone, Android, and other mobile systems, SQLite portability, easy to use, small, efficient and reliable. SQLite embedded in the application

Application development often has the need to read data from a database display, and then select multiple, full records and deletions. When you're working on a custom system contact, here's a simple example of ListView and checkbox implementations

Android micro-letter shake function to achieve, the recent learning of sensors, want to realize the function of shaking, the Internet to check some information on the collation. If there is a mistake, please correct me. Development environment

Sidebar is a common interface effect in Android applications (drawer effect). Using Drawerlayout to implement the right-hand column is relatively straightforward. And this control has its own sliding effect, very convenient. Drawerlayout belongs to

The recent project to do with a progress bar upload file function, learn the asynctask, use up more convenient, will be a few methods to achieve on the line, and also made a very simple demo, I hope to be helpful, in the program to set the file path

In Android development, when the return key is pressed when the trigger condition is not met, it needs to be detected. In particular, the current activity requires a forward activity to deliver the message. That is, Activity1 jump to Activity3 if

Today want to let the button temporarily invalid, meet certain conditions before users can be pressed. Originally thought is setclickable, who knows the mistake. Please read the manual: Copy Code code as follows: public void

1: Create icons as follows Copy Code code as follows: Intent Intent = new Intent (); Intent.setclass (this, splashactivity.class); Intent addshortcut = new Intent (action_add_shortcut); parcelable icon =

Access Registration Property Android.permission.ACCESS_CHECKIN_PROPERTIES, read or write permissions to the Register check-in database property sheet Get the wrong position android.permission.ACCESS_COARSE_LOCATION, through WiFi or mobile base

1. Adapter.getview ()Public View GetView (int position, View Convertview, viewgroup parent) {...} This method is used to get the view that is displayed at the specified location. The official website explains as follows: Get a View This displays

How does an Android loaded GIF animation work? I believe we are all very curious, this article will be announced for you, the contents are as follows Main interface Package

An example of this article is the Android Glsurfaceview creation of an activity implementation method based on OpenGL. Share to everyone for your reference, specific as follows: Android offers two basic classes that let us use the OpenGL ES API to

Objective A good application needs a good user experience of the login interface, now, many applications of the login interface has a user name, a key to delete the password, user name, password for the empty prompt, as well as the need to enter

Specific implementation code: public class Mainactivity extends activity {@Override protected void onCreate (Bundle savedinstancestate) {SUPER.ONCR Eate (savedinstancestate); Setcontentview (R.layout.activity_main); Method 1. Use the Class (

This article is an example of Android to achieve Youdao Dictionary query function method. Share to everyone for your reference, specific as follows: This is what I do a simple Youdao Android demo, just a simple prototype. The interface design is

First, the shape of the painting can be specified when the shapedrawable is constructed, Second, you can use Shape.getpaint (). Setshader (); Specify Shader,shader can accept a picture and matrix So the problem is solved smoothly: Specifically

The example in this article describes the method of Android programming to extract URL links. Share to everyone for your reference, specific as follows: import Java.io.BufferedReader; Import java.io.IOException; Import Java.io.InputStream;

First, the effect chart Implementation principle To complete a carousel picture, the first thought should be ViewPager to use to achieve. ViewPagerThere's already a sliding function, we just let it roll itself. Plus the small dots below. So our