unknown package name:
/** Gets the package name of the app in the phone and returns a list collection **/Public listlistPackagemanager Packagemanager = This.getpackagemanager (); /** get all apps in your phone * /listfor (int i = 0; i PackageInfo Pak = (packageinfo) paklist.get (i); /** Determine if a non-system preinstalled application (greater than 0 is pre-installed for the system, less than or equal
The meaning of the signature1. to ensure that every application developer is legally2. prevent some malicious tampering by using the same package Name to confuse the replacement of an already installed program. 3. ensure consistency of our release version (e.g. Automatic Updates will not be installed because of inconsistent versions)Here's a look at the specific steps of signing:1. Right click on the project to select Export, pop up the following wind
of applications, such as the map app, but rather that only applications that can view the image respond to this intent.
Verify that the intent is valid:Although the Android system built-in applications (such as phone, mail, calendar) can guarantee that some intent will definitely be responded to, but before you send a intent it is best to verify that intent can be processed by the system. If you send a intent without an application to handle, th
of the main classes:
Boxinsetlayout-a framelayout that can perceive the shape of a screen and make its child elements appear in the display;
Cardfragment-an extensible, vertical scrolling card-like interface component;
Circledimageview-round picture view;
Confirmationactivity-When the user operation is complete, confirm the information animation activity interface.
Dismissoverlayview-a long press of the Vanishing (Long-press-to-dismiss) view;
Gridviewpager-A data pa
How to create shortcuts for apps in Android (your understanding)As shown in the figure, Android creates shortcuts in seven steps: Step 1: The launcher program of the Android system calls its pickcut () method to start the pickActivity Program (Application) of the system. Step 2: The pickActivity Program (Application) w
In Android, data is exposed and received across apps.
For example, a small project is used to add words in a single word base.
Function: data is exposed and received across apps in different ways.Exposed app: adds, deletes, modifies, and queries words (Word, and Translate;Acceptor app: fuzzy query to obtain the data of the exposed end.
Exposed homepage and layout
The function of this script is to uninstall all third-party apps installed in Android phone, mainly using adb shell pm, adb Uninstall command, so the premise is to use the environment variable of ADB, the following code:1 #!/usr/bin/env python2 3 ImportOS4 5 defUninstall ():6Os.popen ("adb wait-for-device")7 Print "Start Uninstall ..."8 forPackagesinchOs.popen ("adb shell pm
Ormlite-Lightweight Object Relational mapping (ORM)If you need to use Ormlite in Android you need to go to the official website http://ormlite.com/download After downloading the two packages, you will also need to configure the two packages in the corresponding projectThen you can start writing your database statements!!!Let's take a step-by-step example to build a simple ormliteWhat we want to achieve is to use Ormlite to render a
appearance of the CardView:
Use the Card_view:cardcornerradius property to set the radius of the fillet in the layout file.Use the Cardview.setradius method to set the radius of the fillet in Java code.Sets the background color of the card, using the card_view:cardbackgroundcolor property.
Below is an example of a CardView included in an XML layout file: Card example DiagramCard example DiagramStrumRecyclerview can be seen through the above. It's a lot like the ListView we used t
Create a custom layout (Creating custom Layouts) This article describes how to create a custom notification and use the wearable UI library to create a custom layoutYou also need to knowWearable Design Guidelines(Wear Design Principles)In addition to screen size and instantaneous read capability (Glance ability), creating a layout for wearable apps is roughly the same as a regular phone.Create a custom notification (named notifications)Typically, you
dynamic shading in Android5.0 (API 21) and later versions, while older versions use traditional shading. Use these properties to customize the appearance of the CardView:
Use the Card_view:cardcornerradius property to set the radius of the fillet in the layout file.Use the Cardview.setradius method to set the radius of the fillet in Java code.Sets the background color of the card, using the card_view:cardbackgroundcolor property.
The following is an example that contains a cardv
Original: http://blog.csdn.net/gaojinshan/article/details/14230673The following configuration is used in Androidmanifest.xml:You will get an error: Permission is just granted to system appsThe reasons are as follows:Such permissions are granted only to system-level applications and can modify the security level of the next link Error checking entry;In Eclipse:window, Preferences, Android, Lint Error CheckingIn the ID
The android project is composed of many sub-projects.
Repo init-u git: // android.git.kernel.org/platform/manifest.git
Repo sync
You can also use git clone to directly download a sub-project.
Git clone git: // android.git.kernel.org/+ project path.
The list of sub-projects for Android is as follows:
Kernel/common. Git
Kernel/experimental. Git
Kernel/MSM. Git
Ke
Android has become one of the most popular operating systems in the world. Thousands of smartphones and tablets are running Android. Android based Linux system architecture, developed by Android company. The company was acquired by Google in 2005. The best part about Android
This article describes a method for Androdi to get a list of mobile apps, such as acquiring software properties, sizes and application paths, application names, and so on, for Android apps, and getting all the installed Android apps
1. The project document so-called list androidmanifest.xml documents. The file, but with great leverage, for example: app name. icons, app-supported version apps, and more. I'll show you the role of each of the parameters in this list file below.
To access the Drawable constants of the R.java file, use the icon's ic_launcher under this constant as the app icons
This article by Bole Online-zerob13 translation from Fromdev. Welcome to the Android team. Please refer to the requirements at the end of this article for reprint.Android has become one of the most popular operating systems in the world. Thousands of smartphones and tablets are running Android. Android based Linux system architecture, developed by
This time the list slides to remove the third wave, The Imitation micro-letter list Slides Delete. First Effect chart:
The previous article inside said open source framework Swipelistview is the implementation of the principle of each list item contains up and down two view, the general state of the upper view covered with the lower view, when the user slid op
I have studied the implementation of drag-and-drop ListView for a long time and have benefited a lot.In view of the fact that the content on the Internet is small and simple, and the specific implementation process may be helpful to everyone, in order to be detailed without distortion, we will analyze it step by step and divide it into two articles.
I. preparation.
1. RequirementsPreliminary: implement the drag-and-drop effect of the List (For details
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