Android

There are many android game engines, so you need to screen them based on your requirements. The selection of this game engine is based on the following principles: 1. The game engine must be open-source and free (open-source and easy to

This is a very simple problem, but every time it is used, it will always be a bit messy. Here we record the steps of logcat: 1. Declare the tag variable in the activity (the name is actually casual, as follows: Private Static final string tag = "

Data may be transferred between activities. If it is a basic type and a string type, it is easy to do. Android already provides related APIs. However, if you want to pass an object class, such as a friend class: buddyinfo, there is no relevant API

To listen to the screen screen_on and screen_off actions in a program, you can monitor the screen lock status to implement your own functions. The strange thing is that these two actions can only be listened to after they are registered in the form

Updated on May 17, 2013: for the previously mentioned resource release problem, cocos2d-x 2.1.3 has been resolved, that is, do not release resources after the interruption, the estimation method is similar to the previously mentioned, I have not

As a complete application, data storage operations are essential. Therefore, the android system provides four data storage methods. They are sharepreference, SQLite, content provider, and file. In Android, data is basically private and stored in the

Private Use of pipelines, delete Android rogue Find | grep pixmap | xargs Rm-RFBatch Delete ....... Uninstall Android rogue software..../ADB Root./ADB Shell# CD DataIf my uninstall package name is com. oddyarts. aurumbladekt prerequisite./ADB

There are four ways to implement the composite controls of image and text. The first method is to use Gallery. Part 1: Create a layout file to add text to images. The name is pic_text.xml and the content is: Part 2: Layout file of the entire

I have been writing this blog for three years without knowing it, and now I am working as an android development engineer at jierlang. Looking at the articles of the past, it still has its guiding significance today. If any readers encounter

I found that I spent a lot of time learning every android interface control. Because I am a beginner, I may still need to improve my learning methods and methods. This document describes the basic implementation and usage of option menus and context

Okay. Let's get started with my first Android app! Open eclipse, choose File> New> other, and select Android Application project and next. The following dialog box is displayed. The Application name, project name, and package name (written by Java

Introduction The following uses an example to show the functions and usage of datepicker and timepicker. Step 1: Create a project dateandtimepicker Step 2: Compile the app UI/layout/Main. xml Step 3: main program mainactivity.

We all know that the Flash games that are generally downloaded (the one that is played based on the keyboard) are generally controlled by the upper and lower keys. Now I want to use other keys to replace the upper and lower left keys. The

Android permission URI. parse I just sorted out a copy of Android permission URI. parse. 1. Tune the web browserUri mybloguri = URI. parse ("http://xxxxx.com ");Returnit = new intent (intent. action_view, mybloguri );2. MapUri mapuri = URI. parse

I have been developing mobile local applications with HTML5 before. Later I found that local applications developed with HTML5 are highly efficient in development and cross-platform, but there is still a gap between the experience and native

This article describes how to add the corresponding service access service for the JNI interface (frameworks Layer ).   In Android, hardware services generally run in an independent process to provide services for various applications. Therefore,

Reason In Android development, socket programming makes it impossible to see from the log what is the packet sent and returned by the socket that communicates with it. Here is a tool, the tcpdump tool and Wireshark tool view the captured

The effect of a running horse lamp is the effect of scrolling in the control when the text exceeds the space that the control can hold. To achieve this effect, you must add the following in the layout

We have an article about how to enable auto-start for Android, But I have written about how to start the activity. This article will introduce how to start the service. First, attach the link of the previous article for reference: [Android] boot

If you want to compile the android source code or conduct ndk development, you must deal with Android. mk. Therefore, it is necessary to have a good understanding. Let's take a look at it with me! First, let's look at the constant Hello World: The