Let's talk about the map V2 API key first:
During app packaging, You need to generate a XXX. keystore and use the sha1 generated by this secret room library to apply for the key as the key in androidmanifest. xml.
(Sometimes the key generated using Debug. keystore can also be used for unknown reasons)
Enter the subject:
According to https://developers.google.com/maps/documentation/android/reference/com/goog
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Android Chines
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document security and permissions.
android:process
the name of the process running the service. Typically, all components of an application run in the default process at the time of creation. The name of the process is the same as the package name.
the attributes of an element
process can set a different default process for each component. But each component can also override the default settings with its own
proce
The documentation for the OpenCV Java API is described in the Opencv-2.4.10-android-sdk/sdk/java/javadoc/index.html folder.Want to use Java API way to opencv4android application development is very simple, first of all these APIs first familiar with, and then to develop the application to design a good process, need to use what the data structure to store, use wh
Basic tutorial for Android -- 8.3.9 Paint API -- ColorFilter (color filter) (1-3)This section introduces:
We have learned the MaskFilter (mask) and used its two sub-classes BlurMaskFilter to blur the effect. EmbossMaskFilterThis section describes how to use another API --ColorFilter(Color filter), same as MaskFilter,Instead of directly using this class, we use
Try {classAndroid system-level API contains a lot of classes, of course, these underlying classes will be the public API link, but sometimes you may need to break through the limitations of the system to do something, then this time the reflection is a sharp weapon.This does not reflect the meaning of the reflection, give the above examples, mainly to illustrate. In the system, we can get the actual example
default notification effect, passing in Parameters Notificationcompat.default_all
The SetStyle () method is used to enrich the use of notification, can be displayed in the notification of large text and pictures, etc., see detailed documents
The SetPriority () method sets the priority of the notification, and the parameter receives 5 constant values, corresponding to 5 priority levels from low to high
1. Priority_min
2. Priority_low
3. Priority_default
4. Pr
API changes for Android L Developer Preview
In any case, the Android L Developer Preview report has been released along with javaDoc, which can be seen in a poorly-structured ZIP archive. I often review this document to see how different it is from Google I/O. Android L actually has a lot of meaningful changes.
Note:T
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Sta
A basic concept1 API: Application programming interface, software system different components of the convergence of the Convention.2 Kinds:
Object-oriented Language API
Libraries and Frameworks API
APIs and protocols
API and Device Interface
Web API
After configuring the development environment (including Java environment variables)
----- 1. Find your Debug. keystore file in the eclipse tool,
Choose windows --> preference --> Android --> build,
The default debug keystore value is the path of DEBUG. keystore.
----- 2. Obtain the MD5 value of DEBUG. keystore.
First, run the CMD command line to enter the path where the debug. keystore file is located,
Run the following command:
Keytool-list
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and gives the appropriate access. This allows multiple components of different applications to share the same process, reducing the use of resources.
android:readPermission
The
permissions required to query the Content Provider client. See also
permission and
writePermission properties.
android:syncable
whether the data that the Content Provider controls need
Threadingtest (TT) The first phase is an Android white box test tool, using offline detection method, based on the protection of User source code, the use of plug-in, fifth-generation coverage and other technologies, for development engineers and test engineers to provide a set of efficient quantifiable, visual communication tools. In contrast to other test tools, TT automatically generates the relationship between test cases and code and function cov
Basic Android tutorial -- 8.3.16 Canvas API (Part 1)Basic Android tutorial -- 8.3.16 Canvas API (Part 1)
Tags (separated by spaces): basic Android tutorial
This section introduces:
We have spent 13 sections to explain in detail most of the commonly used Paint APIs in Andro
Use the android location API to obtain the longitude and latitude values
Http://www.cnmsdn.com/html/201004/1270187917ID3038_2.html
Http://jlins.javaeye.com/blog/550163
Android GPS
Http://dev.10086.cn/news/technologyproduct/4859.html
Geocoding and reverse geocoding are common operations in map operations. The former is to request spatial coordinates through
I. geometric object operations and geographic Processing
Geometry operations and geoprocessing/GP are essential functions for implementing more complex GIS capabilities on the basis of maps, in this chapter, let's take a look at how the ArcGIS Android API operates on geometric objects and how to use the GP service.Operations on geometric objects
The ArcGIS Android
A service is a component that can be run in the Android background, even if your app is turned off, and it's still running. So only if you need a background program that is not relevant to the current program, just create it.And if you just want your app to work outside the main thread, and the operation is limited to the current program, just create another thread inside.For example, if you just want to put a piece of music in your activity while it
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