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Android is a very confusing environment for Android and a tightly controlled app-issuing channel, with fake apps and malicious apps popping up. Now, according to the famous security company trend technology research, the Android platform has found nearly 900,000 fake apps, the number is astonishing. These fake apps can
This article translated from: https://developer.android.com/training/basics/firstapp/index.htmlBuild your first app (APP)Welcome to Android Development!This category teaches you how to build your first app. You'll learn how to create an Android project and launch a version o
From: http://lizanhong2011.blog.163.com/blog/static/18028516720115255556461/
The speed of the Android mobile phone simulator is too slow to be tolerated. It is not only slow to start, but also card-and-card to run, which is a word of crash.
If you have an Android phone, it would be great. We can connect the phone to the computer through the data cable and directly use the real machine for
The most important root cause of performance problems that most users perceive as lag is because of rendering performance. From the designer's point of view, they want the app to have more animation, pictures and other fashion elements to achieve a smooth user experience. But the Android system is likely to be unable to complete those complex interface rendering operations in time. The
Preface: Writing code inevitably has a bug, usually in addition to the most direct debugging method is debug;when a bug occurs in our program, debugging can quickly find the bug. into the debug state, we can clearly understand the entire process of execution of the program, memory data can be monitored. Here is a brief summary of the basic use of debugging and so
) file, cause GC call garbage collection, update process update threads, start method profiling start method analysis, stop process stop a process, and screen capture the current screen of emulator. When you select a process and press the debug process button, if eclipse contains the code of this process, you can perform source code-level debugging. It's a bit like GDB attach. The image capture button can capture the current
Having been exposed to Android for a while, and having some understanding of development, the idea of using Android native apps for analysis and learning has sprouted. Let's start with the alarm app.1. First download the native application, native application in the native system (of course you have to download the original system, the process please Baidu).The c
Android Hacking Part 6: Debugging Android applications
In the future, we will learn how to use JDB to debug Android applications. If an Android Application can be debugged, we can inject and run our own code in the Process of the application.
Background
This article is not e
control system as part of the project. To edit the file, you can right-click the project folder in Eclipse and select Properties. Local.propertiesThis file is used to save custom build properties for a specific computer. If you use ANT to build your project, the file needs to include the SDK installation path. The file should not be included in the version control system. If you use Eclipse, the file can be ignored. Ant.propertiesThis file is used to save the custom properties of the build sy
Appmanager-for-android App Management Introduction:Appmanager-for-android Android app Management, connect to quicklyDownload and install APK feature, this example is suitable for start-up companies need to promote their own apk when used,Send apk connection or email via your
install the driver, see OEM USB driver files.2. Enable USB debugging on your device. ? On more devices running Android 3.2 or older, you can find the option under Settings > Applications > Development.? On Android 4.0 and newer, it's in Settings > Developer options.Note:on Android 4.2 and newer, Developer options are
[Development Diary of Android in a row from scratch] (2) -- debugging and android beginnersProgrammers spend half of their time testing bugs, and being a programmer encountering bugs is inevitable. Therefore, mastering the BUG debugging technology is crucial. Next, let's talk about several key points of
The Android operating system itself is a huge open source repository, familiar to both the design framework of the Android system and the efficient way to write applications. This article analyzes the source code from Google's official AOSP source 4.0.1_r1, the Android version of the mobile phone is cm 4.2.2. For the Android
unreachable ), so that the GC program reclaims the memory.2.1 App memory allocation and recyclingFor each app process, the heap memory is limited to a virtual memory range. and defines the logical use of the heap size, which is within the maximum system limit and varies with the usage of the application.The logical size of the heap memory is not the same as the actual physical memory size. We will see a va
bug can not reproduce the two difficulties, support breakpoint debugging, single step execution. Remote named row operations are supported.Rich log log real-time output and video recording, full feedback and quick location bug, log filtering function, quickly reproduce the bug, positioning more accurate, timely before the/app of the quality of the hand tour to the best state, to avoid the problem caused by
1. Make-jxxXX indicates a number. This command will compile the Android system and generate an image. XX indicates the number of CPU cores that can be used, which is particularly useful on the configured computer, it takes less than 20 minutes for the company's 16-core Ubuntu server to execute make-j16, while it takes 4 hours for the dual-core PC!
2.MakeSnodThis command will re-generate the image, which consumes very little time. Similar to the makeim
Differences between Android TV app and mobile app: androidappOne of the company's projects is for android TV. Thanks to the daily report, summary: android TV app presents the difference between the ui and mobile app.The main diffe
sure that the running code is the same as the code to be debugged.
Assume that we want to track the call of lock screen unlocking.
We know that the implementation of unlocking is in the lockscreen. Java ongrabbedstatechange () function and runs in the system_process process.
So,
1. Set a breakpoint for ongrabbedstatechange;
2. In device view, select system_process and click the crawler icon;
3. debug configuration created with section #4, debug;
4. When the unlock operation is performed on a
The page appears blank when you make an Android or iOS app callMy backend was developed in PHP. I am the first to call the unified next order generation, generate prepay_id pre-paid order number, the code is as follows:
config[' money ') *100; $notify _url= $this->config[' Notifyurl ']; Notification url//set the unified Payment interface parameters//settings required parameters//appid filled, the merchan
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