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Helloworldproject creation and execution
Android App 1.New, ProjectIf not found, can go to other----Android found, is the same:2. Then enter project information in turn:3. Execute the Created program4. See the execution effect from the simulator:
5. Folder structure analysis of the project
Let's take a look at our project folder diagram:Wh
"Android" Android mobile app data to SDYou can specify it in the application's Menifest file, include the Android:installlocation attribute in the ... >Android:installlocation also has two additional attribute values: "Preferexternal" and "Auto", which, according to the literal meaning, may also understand what it means, or the following:If you define "preferext
Android source code of the module compilation debugging(a) The Source code module modification to compile debugging1. The first is to pull a complete set of works from Git or SVN, and then make a full compilation, generally this time is relatively long, probably will get 2, 3 hours or so,2, after the successful compilation, into the source code to modify the module, for example: package/apps/contacts/module
jni function Normal no use gradle-experimen Tal can also debug
4
a project
Remove gradle-experimental
can Debug Jni function normal
Someone on the internet says NDK debugging needs gradle-experimental, but the official document doesn't mention it. I didn't use gradle-experimental later, and I can actually debug it. No gradle-experimental time, is not able to debug, that is to say, use a bit of gra
-- Build a visual development and debugging environment for Android native with code: bocok + ndkI remember that the last series written to Android native was last year's 6.1, and it has been more than a year in the past. Although Android is very popular, why does Google still not launch a complete ndk development
During the development of the Android Wear application, both the watch and the phone need to be operated simultaneously, and the phone and watch can be operated simultaneously via Bluetooth.1 turn on the watch and phone's debug settingsTurn on USB debugging for your phoneOpen the developer option for the Watch settings, check debug over Bluetooth if it is the first time to use the watch debug, need to find
This problem is certainly unavoidable, fortunately, the project catalog of Android Studio is far more clear than Eclipse.Catalog comparisonWe created a Eclipsedemo Android project in Eclipse and created a My application Android project in Android Studio, with the module named app
ExperimentCreate Android apps from the command line This article is primarily to build an Android environment, then create an Android app from the command line , compile and package with Ant, and deploy with adb . (This article is mainly to prevent the next time to build the Androi
As a Java-based developer, it is easy to initially learn about Android development. Some of my colleagues are learning java, and I am interested in Android development, I started to learn about it and made a simple and practical small application in less than a month. There may be many people who will ask what are the gaps between Android Developers and those who
Android system development (2) -- GDB debugging tool, androidgdbDebugging process
Let's take a look at the general debugging process in eclipse:
1. debug mode Compilation
2. Hitting a breakpoint
3. Run debugging
4. Single-step debugging
Step into: Jump to the function bo
Save, turn off, and then:
Copy Code code as follows:
ubuntu@ubuntu:~/android/android-sdk-linux/platform-tools$ sudo./adb kill-server
ubuntu@ubuntu:~/android/android-sdk-linux/platform-tools$ sudo./adb start-server
* Daemon not running. Starting it now on Port 5037 *
* Daemon started suc
Overview
The key to creating a pleasant user experience is developing responsive applications. With the help of the components provided by the android * software development kit (SDK), the performance problem debugging task becomes easier due to the ease of use of performance analysis tools. In this article, we will understand different tools that can solve faults and debug performance problems or slightly
(10) PMS and app installation processPMS, full name Packagemanagerservice, is used to get the information of the APK package.In the previous analysis of the four components and AMS communication, we have introduced, AMS will always use the PMS load package information, encapsulated it in the class object loadedapk, and then we can take out in the manifest declaration of the four components of information.AIn the process of downloading and installing t
When debugging a program, the output of the parameter is helpful for us to understand whether the entire program operates according to our own logic.
Java programs under the Android platform have many ways to output information in the console:
1. System.out.println ("... ");
2. Android.util.Log ("... ");
Now, we're going to separate these two inputs to see how we can get the content out of our relations
App widgets are also a UI component that can embed a small program (program piece) into the desktop. Compared with common widgets (such as TextView and WebView), the following differences exist:
An App Widget is a live UI component that automatically updates its content;Widgets cannot automatically update their own content and can only passively wait for user calls;In applications, because of the automatic
‘ } }This debug applicationidsuffix can be easily changed to generate the test apk you want to ApplicationID, understand the Android must know what the concept ofThis means that you can install a different app at will, it is very good, you do not have to be afraid of the tester can not install a number of APK, these apk can be used normally, for everyone to see the effect, see below I have install
the standard option. can be m=y or m=n. If m=y, enable validation of unsafe code and optimization of managed code. Best compatibility and security, recommended. V is the CHECK option and can coexist with O. can be v=a or v=n. If v=a means to validate all the code, v=n turns off the checksum of the code.O is an optimization option that can coexist with V. can be o=v or o=a. If O=v is optimized to validate the code, o=a means to optimize all the code. For example: dalvik.vm.dexopt-flags=m=y dalvi
Debugging with adb wireless for Android
Today, there is a problem with the usb interface on the computer, so I thought that I could connect to the mobile phone through wifi, and then DEBUG eclipse and check logcat.
I searched the internet and found this solution.
Now I want to share it with my android friends.
Prerequisites: You must have installed the
1. First the Millet small box on only one jack, and buy millet small box, it itself will have a direct connection to the TV data cable.How do you make it on your PC display?First you need to buy a data cable: HDMI to VGA conversion line.Provide a connection address: http://item.jd.com/740861.htmlReady together:How do I turn on ADB wireless debugging? (Xiaomi small box does not need root at all)1. Must open-account and security-install location source
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