delete apps on android

Obtain information about installed apps on android devices. This article describes how to obtain information about installed applications on a device, including the Application name, package name, and icon. After obtaining the information list, you can select a record to start the corresponding application! 1. Code Implementation Package com. example. showapplist; import java. util. arrayList; import jav

The implementation logic implements the interface change flag bit in the setup by setting the flag bit in the property_service.c. Use the services declared in Init.rc to listen for changes in flag bits, explicitly start the declared service, execute the corresponding script, rename the app suffix from the apk to Bak, and hide it (showing the opposite logic)."Implementation steps" to hide the Google Play Store (system/priv-app/phonesky.apk) as an example: 1. First in System/core/init/property_ Fl

Ready to start This article describes several of the Android SDK tools that handle complex situations. Developing Android apps requires the latest version of the Android SDK, which requires a Java Development Kit (JDK). I am using the Android 2.2 and JDK 1.6.0_17. Physical

Presumably everyone knows that domestic Android apps are basically free, so how do developers get paid? The application of the insertion of advertising is a relatively common means of profit. This article explains how to insert ads in Android apps. The domestic advertising platform has many, the user quantity is more

requirements(2) drawalbe-ldpi: Low-resolution images, such as QVGA (240x320)(3) DRAWABLE-MDPI: Medium resolution picture, such as HVGA (320x480)(4) DRAWABLE-HDPI: High resolution pictures, such as WVGA (480x800), FWVGA (480x854)(5) drawable-xhdpi: At least 960DP x 720DP (less commonly used)Android will have automatic matching mechanism to select the corresponding layout and image resources, the system will be based on the resolution of the machine to

use the theme style of material design in your app.Creating Lists and Cards [Android Material design-creating Lists and Cards (create lists and cards)-(iii)]How to create a consistent list and card (layout) of the look and feel with the control of the system.Defining Shadows andclipping views [Android Material design-defining Shadows and Clipping view (defining shadows and cropping)-(iv)]How to create your

called.3. Create the LOGINJS directory under the assets directory and create two files under it login.html,login.jslogin.html a usernamepassword input box and a login button. Code such as the followingUse Jsinteraction.getlogininfo () in Login.js's setlogininfo to invoke the interface provided by Android and get login information and populate the user input box with the login information. The login method calls the Jsinteraction.showdialog ("Login st

notification view message; The notification message should be exactly what you entered in the Firebase console:650) this.width=650; "Src=" https://s3.amazonaws.com/blog.xamarin.com/wp-content/uploads/2017/04/18134903/11- Notification-text.png "class=" AlignCenter size-full wp-image-31081 "width="-/>Congratulations, you just sent and received the first FCM push notification!Learn MoreThis simple example involves only the work that you can do with FCM and push notifications in Visual Studio. To l

Why is Android activity thinning out oncreate, OnStart, Onresume, OnPause, OnStop, Ondesdroy so many ways to get apps to reload? Original link: http://blog.csdn.net/zhao_3546/article/details/12843477, reprint Please specify, thank you.Recently in the study activity of the START process, Lao Luo's blog In the Look, also found other information study, also with Android4.3 source code,In the process of code, I

In the previous blog post on related topics, we learned how to use action to start activities outside of the current app to handle our business logic, and in this note I briefly introduce the use of componentname to interact with apps outside the current app.Before introducing component, let us first understand the ComponentName class; ComponentName and intent are located under the Android.content package. We can see it from the

I have talked about the knowledge and technology of Android development. Many may be confused (or even eager to know. Because many of my friends want to make a fortune, and I'm a little excited.) ---- how should I pack and release my own apps, how can I put my apps on the Internet and download them? How can I ensure the security and copyright of my

Download and use of the Fiddler2 grab Bag tool2018-04-22 18:06:37 0 0 0 Fiddler is a very popular and useful HTTP capture tool, it is the principle of the computer to open an HTTP proxy server, and then it will forward all the HTTP requests and responses, so it is more than the general Firebug or Chrome comes with the capture tool to use more. Not only that, it can also support some advanced features such as request replay. It is obvious that it can support HTTP capture for mobile

Android apps typically start with a welcome interface, like QQHD boot. More generous and gorgeous. Echocardiography is not as good as action, there is time to achieve a similar effect, hehe. Observe that the welcome interface of QQHD is full screen, this is good to do. Here's how Android apps call Full-screen mode. T

the content of the apksigner.input.txt file to generate the key pair and certificate and sign the APK. If it already exists, no modification is required. (Modify apksigner. BAT to remove the downstream comments)Type apksigner.input.txt | keytool-genkey-alias % jks %-keystore% Jks %-storepass % PWD %-keypass % PWD %-keyalg RSA-validity 200006. Modify the settings in the apksigner. Bat script (set APP = demo) and run apksigner. BAT to sign demo_unsign.apk to generate the demo_signed_final.apk fil

According to the latest news, the number of Android apps has successfully surpassed Apple, and will be the first to break the 1 million mark. But in many many applications, but latent too many "uninvited guests". Because of the interests of the drive and the lack of relevant laws, criminals will be virus, Trojan inside the mobile phone app to spread, resulting in mobile phone crashes, personal information l

Using Android studio to develop Android apps, bring your own simulator to compare pits, so use the daily simulator, first download and install every day simulator, and then:First of all, to turn on the USB debugging, this many people know, but sometimes you can not find the developer options, do not worryDeveloper options How to: Set-on tablet (pull to see)-versi

Fiddler is a very popular and useful HTTP capture tool, it is the principle of the computer to open an HTTP proxy server, and then it will forward all the HTTP requests and responses, so it is more than the general Firebug or Chrome comes with the capture tool to use more. Not only that, it can also support some advanced features such as request replay. It is obvious that it can support HTTP capture for mobile apps. This article is to introduce how to

Recently in the study activity of the START process, Lao Luo's blog In the Look, also found other information study, also with Android4.3 source code,In the process of code, I suddenly thought of the following question:Why is Android activity thinning out oncreate, OnStart, Onresume, OnPause, OnStop, Ondesdroy so many ways to get apps to reload?On the internet too much according to the

Use Cases and implementation methods for Android apps that do not display icons on the desktop after installation, androidapp Recently, I am working on a IOV product for the company. because the company is good at the R D of Automotive decoder, therefore, in addition to the OBD Protocol widely used in IOV products on the market, the diagnostic function of this product also uses some dedicated vehicle proto

: intent), shortcut_name (value: string), and shortcut_icon (value: Bitmap) or combine (value: Your cuticonresource ). An intent represents a shortcut. This intent must contain three parameters: the intent type of the shortcut (the value is the intent type), the name of the shortcut (the value is a string type), and the shortcut icon (the type is a bitmap) or shortcut icon Resource (value: shortcut icon resource type ). // Build the intent for the chosen Activity // Set the intent of the shrorc