Recently Learning Android application development, do not know what to write a program to practice practicing, just recently the stock is very hot, on an app to get stock data real-time, named Mystock. Using the development tools Android Studio, you need to download from the
[Translate] How to install acra-an Android app crash tracking system-on your own serverHow to Setup ACRA, a Android application Crash Tracking system, on your own hostOriginal address:http://inthecheesefactory.com/blog/how-to-install-and-use-acra-
Out folder, and next3) Set the Smali folder to source, then finish7. Check the DDMS to debug the process port, and then find the Smail code where we want the breakpoint to be set breakpoint8, select the Eclipse run->debug configurations->new a new configuration select port, click Debug Start Debugging9. The operation of the mobile phone begins to be tracked, and the packet is captured for detailed information, and the debug trace finds the encryption and decryption algorithm for data restoratio
Now in the hand is a securities information type of app, which involves the stock market interface, the market has chart and so on, see a lot of people on the Internet to seek this information, so I specially wrote a demo here to share with you.
Here's how it works:
The background map is the use of canvas first draw a rectangle, and then draw a few dotted lines, the EMA is drawn through the path, in sho
Alibaba Android interview analysis: tracking and analysis of android application crash (crash) issues, Alibaba Security Android
I. Problem DescriptionA Crash (Crash) occurs when a client program exits the application when it encounters an exception or error that cannot be handled during running, please refer to the cau
Thoughts and designs on tracking monitoring in Android applications, android
For more information, see my personal website:Http://stackvoid.com/
After an Android commercial application is launched, it is most concerned about which modules are frequently used by users and which modules are rarely used. The product can
Android Senior Engineer Shanghai/8 K-12 K/Experience 1-3 years/full-time/(original stock technical partner), android8k-12k
Career temptation: open culture, good team atmosphere, large development space, Original Stocks
Responsibilities:
1. Responsible for the project architecture and development of Android client applications, and complete code development and
Thoughts and designs on tracking monitoring in Android applications
After an Android commercial application is launched, it is most concerned about which modules are frequently used by users and which modules are rarely used. The product can correct the future development direction of the app based on the data, to ge
Reprint Please specify the live: Http://blog.csdn.net/andywuchuanlongNow in the hand is a security information type of app, which involves the stock market interface, there are candlestick charts in the market, see many people on the Internet to seek this information, so I specifically wrote a demo here to share with you.Here's what it does:This interface is how to draw out I do not introduce, we can downlo
to upgrade to Android to use it. In fact, on the 3-hour I/O conference, the speakers on the podium did not even talk about Android upgrades. Instead, these features are added to play services, which support Andorid 2.2 and later versions.
For the first time in 10 years, Andorid old users who have been discarded by equipment manufacturers can use the new features introduced in the I/O conference.
Andorid
This example describes the Android Desktop plugin app widget usage. Share to everyone for your reference, specific as follows:
application window Widget App Widgets
The application window widget (widget) is a tiny application view that can be embedded in other applications (such as the desktop) and receive periodic updates. You can use an
. This is an optional activity. When you add an app widget, it is loaded and allowed to modify the settings of the app widget during creation.
The following sections describe how to create these components:
Declare An application widget in the list
First, declare the appwidgetprovider class in the androidmanifest. xml file of the application, for example:
The
The The widget is broadcast to appwidgetprov
Speaking of Android phone, most people's impression is a bit of time to become a little lag, some programs in the run inexplicably crashes, open the System folder A look, found a lot of files, and then use the mobile phone butler APP constantly clean optimization, just feel the speed slightly improved point, Even if the mobile phone in a variety of performance in front of the software score ahead, or feel n
below which the App Widget would be illegible or otherwise unusable. Using These attributes allows the user to resize the widgets to a size that may be smaller than the default widget size Def Ined by Theminwidthandminheightattributes. Introduced in Android 3.1. See the app Widgets Design guidelines for more information on sizing your
clears the key tracking
* State, so should always is called.
...
*/
We can see from the annotation that this function is the activity best place to judge whether it is visible, so we can Activity.onWindowFocusChanged record the end point of the application start, but we need to be aware that the function is Activity triggered when the focus changes, so be sure to get rid of unwanted situations.
Summarize
The above is about
Speaking of Android phone, most people's impression is a bit of time to become a little lag, some programs in the run inexplicably crashes, open the System folder A look, found a lot of files, and then use the mobile phone butler APP constantly clean optimization, just feel the speed slightly improved point, Even if the mobile phone in a variety of performance in front of the software score ahead, or feel n
This example shows how to add a simple single-page navigation, and then shows how to display all the phone numbers dialed on page 1th in page 2nd.
(1) Understand the basic architecture of the Android app through this example.
(2) This example to understand the implementation of Android multi-screen navigation basic technology.
This example is just to give us a
Android APP performance analysis methods and tools, androidapp
I recently read Speed up your app. This is an article about Performance Analysis and Optimization of Android apps. In this article, the author introduces the APP analysis and optimization rules, and the tools and
what the following string is.
The first step that remains unchanged for years is apktool decompilation and dex2jar decompilation. Of course the code is obfuscated, but this does not affect our analysis. Android uses JDK HttpURLConnection and Apache HttpClient to send network requests, and searches for functions, fields, and request URLs. These feature functions and fields are usually not obfuscated. Dynamic Trac
移动测试, Android测试 ,APP测试 Android article 1. Performance testing
The Android performance test is divided into two categories:1, a class of ROM version (System) performance testing2. A class of performance testing for app app
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