best android apps to have

empty, the installation is unsuccessful.Preferexternal:The program is installed on the external storage media, but the system does not guarantee that the program will be installed on the external storage media, and when the external storage media is not available or empty, the program will be installed in memory. If the program uses the forward-locking mechanism, it will also be installed in memory because external storage does not support this mechanism. Once the program is installed, the user

You can use the ADB shell PM list PackageWe can use the System-provided tool pm to hide some applications, such as: PM Hide and PM DisablePM Disable (e.g. PM Disable "Package/class") (Disable the specified package, but the components of getcomponentenabledsetting the package are still enabled.) Disable-user the same principle) requires root accessGetactivity (). Getpackagemanager (). setapplicationenabledsetting (Getactivity (). Getpackagename (), packagemanager.component_e

, URI, file, resource ID, and so on. Basically meet most of the needs. Although loading local pictures is not as complex as network pictures, I recommend using glide to load local pictures. Because it is memory friendly, but also "secretly" to help us do a lot of things. For example, memory cache, bitmap multiplexing, fixed photo direction, and so on. Of course, in order to meet a variety of needs, just loading pictures is not enough, you also need to make a variety of images, that is, transform

In the previous tutorial What is search suggestion? First, let's look at what is the search suggestion. In the Android app, when the user inputs a search string, the system will list the list containing the user input string in a drop-down Box Based on the part or whole of the input string, in this way, you can select from the drop-down list without entering all the characters. If this function can be added to the search module of the APP, it is undo

1. Two forms of Web appsIn Android, webApps can be accessed by users in two ways. One is to use a browser on a mobile phone to directly access network applications.ProgramIn this case, you do not need to install other applications as long as you have a browser.Is to install the client application (.apk) on the user's mobile phone, and embed the WebView to display the webpage data downloaded from the server, such as Sina Weibo and Renren client. For th

Image cropping is often used in Android applications. Next we will set the photo in the album as the user's avatar to explain how to achieve cropping in Android. Package COM. test; import Java. io. bytearrayoutputstream; import Java. io. file; import Java. io. fileoutputstream; import Java. io. ioexception; import android. app. activity; import

Function: decompile APK to reduce permissions and re-signScenario: A lot of software applications may lead to payment (for example, text messages, call numbers) or leakage of privacy (for example, access to Address Book) permissions, which makes people feel uneasy. For example, fetion, moji weather, ireader, and so on are all listed here. In order to make it easy to use, you need to do some cracking work to reduce the applicationProgram. Tool: apktool-install-windows-2.2_r01-3.tar.bz2 (http://

Before use Google Maps bring great convenience to people's lives. For example, google maps can be used to search for merchant information, view maps, and obtain vehicle routes. The android platform also provides a map package (com. google. android. maps), where mapview allows you to conveniently program using google map resources. Make the following necessary settings before use. (1) Add maps. jar to the Pr

Before use Google Maps bring great convenience to people's lives. For example, Google maps can be used to search for merchant information, view maps, and obtain vehicle routes. The Android platform also provides a map package (COM. Google. Android. Maps), where mapview allows you to conveniently program using Google map resources. Make the following necessary settings before use. (1) Add maps. jar to the Pr

This is only a preliminary implementation and does not include functions such as automatic compilation. You need to manually change the updated XML file and the latest APK.Four files are involved!I. ClientAndroidupdatetestactivity. CS: Application HomepageMain. xml: homepage LayoutUpdate. CS: Update classSoftupdate_progress: Update wait Interface Updage. CS Package majier. test; import Java. io. file; import Java. io. fileoutputstream; import Java. io. ioexception; import Java. io. inputstream;

Before Android 2.1 Program It can only be installed in the body memory (RAM). This feature prevents Android development from some point of view, because Ram has limited space, therefore, this feature limits the size of the application and the functionality of the application. Since Android 2.2, the android system

Author: Jiang Yujie (hfahe) outlines that the main development language on Android is Java, which makes many PHPer very sorry. However, since the birth of ASE (AndroidScriptingEnvironment-Android script environment), it allows users to run scripts directly on Android devices. ASE supports Python, Lua, BeanShell, Perl, and other script languages. Author: Jiang Yu

Python is a dynamic language, relatively concise. Android does not directly support the development of applications using Python, and requires the use of other middleware or libraries. Pythonforandroid provides support for the Python language on the Android platform; CLE supports the interaction between Python and Java, while providing a common interface that can be used in many other languages. Wrapandroid

There are many Android advertising platforms and different markets have different levels of acceptance for each platform. Android Developers should consider the following two issues if they want to integrate advertising:(1) What advertisements are integrated to make money?(2) What advertisements are integrated and will not be rejected by the market?The final result is often a compromise.The first problem is

There are many Android advertising platforms and different markets have different levels of acceptance for each platform. Android Developers should consider the following two issues if they want to integrate advertising:(1) What advertisements are integrated to make money?(2) What advertisements are integrated and will not be rejected by the market?The final result is often a compromise.The first problem is

By Lauren Darcey Shane conder With the development of the mobile phone platform and the improvement of the provided applications, quality has become the most important factor for the success of applications. If those applications cannot provide powerful functions and stable user experience, they will soon be uninstalled by users. Developers need to remember that, although the speed of Android smartphones and tablets is increasing, their application

When the Android program starts, the system creates a Application object to store some information about the system. Usually we do not need to specify a application, then the system will automatically help us to create, if you need to create their own application, it is easy to create a class to inherit application and register in manifest application tag (just add a name attribute to the application tag to set the name of your application).The

During development, we often need to set our application to full screen. There are two methods: one is to set in the code, and the other is to change it in the configuration file! 1. Set in the Code: Copy codeThe Code is as follows: package com. android. tutor; Import android. app. Activity; Import android. OS. Bundle; Import

Before Android5.0 can start the service of other app through the implicit intent way, just like the activity initiates an implicit intent.However, after 5.0, it can only be started using the intent mode shown.The intent SetComponent () method is required to launch the service for other apps. This method needs to pass in the ComponentName component parameter.explanation of the parameters: component, The name of the application component to handle the i

I. Network Image Viewer requirements There is a web server with an image. The image can be accessed on the android client and displayed on the android client; After you click "Submit", the image of the specified server is displayed; Note that we cannot use localhost to represent the local host.IP address to use the LANOtherwise, a connection confused exception is thrown; Ii. Core code Introduction Add th