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Android resolution image download: Soft reference must understand 4 pointsPerhaps for Android developers, the word soft reference is not very familiar, soft reference in Java development with more, but, in the development of Android reference soft reference, will solve a lot of problems.AD:1. Strong, soft, weak, and vi

Must be U3D version 4.5 above, can be downloaded in the public directory. Want to debug iOS version in real time must be a Mac system!Pros: You can debug real-world Android devices in real time without compiling, including using the touch function (remote receives the touch event instead of the Mousce event), you can use the accelerator, you can use the gravity sensor, Of course, you can also test the real-time situation of multi-screen resolution ada

??Android Bullet screen implementation: Based on the B-Station bullet screen Open source System (4)-RefactoringThe play screen in the video playback of the app is more common, but the logic is more complex, now on the basis of the appendix, I again on the screen to abstract and re-structure, the barrage from the bottom up into different layers, easy to reuse.The first step is to abstract the data layer.Usua

Source: http://www.imooc.com/code/1353In life, we often need to make judgments before deciding whether to do something. For example, if your test score is greater than 90, reward an IPHONE 5S. You can use the if condition statement to implement situations where you need to determine the condition before the condition is met.Syntax: Execution process:Such as:Note: If the IF condition is set when the execution statement is only one, it is possible to omit the curly brace drop! But if there are mul

4 data storage methods in Android:1.SharedPreference2.SQLite3.ContentProvider4.File 1.SharedPreference 1) Lightweight data storage mode a 2) is essentially an XML file that stores Key-value key-value pairs of data 3) to hold configuration information for an application's parameters/properties The Sharedpreference object itself can only fetch data without support for storage and modification, and the mod

Here, we do not use IDE and directly use the command line for processing. 1. Create a project Here we use the commands in tools in andriod SDK: Android Create project -- Target 2/-- Path/workspace/andriod/learning/now -- activity now/-- Package com. Wei. andriod. Learning. Now 2. Programming In the src/COM/Wei/andriod/learning/now/directory on now. Java, This is the activity we need to process. In this example, we create a button to display the t

Android Studio development chapter 4 Version Management Git (II) and androidgit The previous section describes how to associate a remote repository in as. This section describes how to apply the repository in the development process. Submit + Push If the local development code has been changed or you think a function has been completed, you are planning to submit the changed code to the remote repository. T

Android reinforcement series-4. Learn to crack before reinforcement, and debug apk and androidapk without source code [All Rights Reserved. For more information, see the source .] The key java code of the project is to set TV to a string read from jni. The cracked content here is to dynamically debug and modify the character content that is finally displayed in TV from apk. 1. Tool Introduction Apktool fo

Android provides a user-level lightweight LOG Mechanism. Its implementation runs through Java, JNI, local c/c ++ implementation, Linux kernel driver, and Other Android layers, and is simple and clear enough, it is a pretty good case. This series of articles explains the internal implementation mechanism of the LOG mechanism. This article is part 4 of the series.

-statepageradapter instance requires Fragmentmanager. Create the Newintent method (Crimepageractivity.java) as follows private static final String EXTRA_CRIME_ID = "com.bignerdranch.android.criminalintent.crime_id"; public static Intent newIntent(Context packageContext, UUID crimeId) { Intent intent = new Intent(packageContext, CrimePagerActivity.class); intent.putExtra(EXTRA_CRIME_ID, crimeId); return intent; } UUID crimeId = (UUID) getIntent() .getSerializableExtra(EXTRA_CRIME_I

I. Summary By accident, I saw this tutorial on Android Developers and made it step by step. Below is a record. Ii. How to draw OpenGL ES in Android To use OpenGL to draw images in Android applications, we must create a view container. The most direct method is implement.GLSurfaceViewAndGlsurfaceview. Renderer.The former is the container, and the latter controls

Android Security-code Security 4-Reverse tool confrontationWhen you reverse-analyze Android apps, you'll typically use Apktool,baksmali/smali,dex2jar,androguard,Jdgui, as well as IDA Pro. So consider making these tools fail to protect the APK when you decompile the APK, whichMost are open source, you can read its source code, analysis of its in the parsing APK, D

Android supports a multiple-screen mechanism that provides an appropriate way to manage and resolve application resources for the current device screen. This article describes the Android screen adaptive solution in 4. First, to elaborate layout_weight The most recommended Android multi-screen adaptive solution at th

)); Final MenuItem item = Add (group, ID, Categoryorder, Ri.loadlabel (PM)). SetIcon (Ri.loadicon (PM)). Setintent (rintent);if (outspecificitems! = null ri.specificindex >= 0) {Outspecificitems[ri.specificindex] = Item;}}return N;}From the source code, it may be seen that if there are multiple matches, these menu items have the same group, the same ID, and the same categoryorder. Although we used startingitemid in a small example, the Itemid is actually the same. In the small example, we added

In the Multimedia Age, how can I avoid image display? Fortunately, Android provides the Image Display Control imageview.ProgramYou can use this control to change the image displayed on the touch screen. Program starts running Click the screen and change the image Package Snoopy. android; import android. app. activity; import

Source: http://www.imooc.com/code/1432The function of continue is to skip the remaining statements in the loop body to perform the next loop.For example, to print all the even numbers between 1--10, use the continue statement to implement the code:Operation Result:TaskImplementation function: Ask for all even numbers between 1 and 10.Implementation of the idea: Define a variable sum to save the cumulative value, define a variable I save 1 to 10 integer, iterate and judge, if I cannot be divisibl

Udacity android Practice Notes: lesson 4 part a, udacityandroidUdacity android Practice Notes: lesson 4 part Prepared by: Taobao stores/titer1/ArchimedesSource: https://code.csdn.net/titer1Contact: September 1307316 (best SMS)Statement: This article uses the following agreement for authorization: Free Reprint-non comme

Based on Android 4.4 and 4.2, codec used for detection is wm8994. The mic detection in Android and Kernel is based on the headset detection. The specific process is as follows: 1) kernel uses Jack to detect pin interruption and detects that headphones are inserted. 2) read the codec register to determine whether the headset has mic 3) notify the Android upper lay

When you get to this article, you must have encountered the problem of not finding the latest photos when you need to use a local album in the Android4.4 version. Before Android4.4 in the need to obtain the phone local picture information, only need to send a broadcast update album information, but the system updated to 4.4 after the broadcast is invalid and error.The broadcast is as follows:Sendbroadcast (New Intent (intent.action_media_mounted, Uri.parse ("file://" + Environment.getexternalsto

Android Baidu map SDK v3_3_0 (4), androidv3_3_0 Reprinted please indicate the source: http://blog.csdn.net/tanzuai/article/details/43833125 Functions to be implemented in this blog First: The above is what we will achieve. 1. First, we will introduce the functions to be implemented: A. Change the coordinates B. Change the coordinate icon C. Delete the icon D. The coordinates change at intervals. Clear. cle