must have business apps for android

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

Reprint Please specify source: http://blog.csdn.net/jason_src/article/details/37757661There are many ways to get the package name and version number for other apps on your Android phone, which can be obtained directly from the APK package via AAPT or via code on your phone. Obviously, for the product or user to obtain this information, on the phone to obtain more convenient.Let's look at how to get the pack

In the development process encountered by the return key exception exit problem, log display as a null pointer exception, further production is because the Onactivityresult intent is empty.Press the back key to duplicate the code as follows: @Overridepublic void onbackpressed () {super.onbackpressed () Intent Intent = new Intent (); Intent.putextra ("id", id); Intent.putextra ("path", path); Setresult (result_canceled, intent); Finish ();}View activity source Discovery onbackpressed The d

PreferencescreenAndroid:key= "Button_hmt_setting"Android:title= "@string/hmt_setting_title"android:persistent= "false"> Intentandroid:action= "Android.intent.action.MAIN"Android:targetpackage= "Com.sougou.numberlite"Android:targetclass= "Com.sougou.numberlite.Setting" />Preferencescreen>Android:persistent= "true" property value true to set will not be killed by the systemAndroid:targetpackage the target package name to jump toAndroid:targetclass the target class name to jump toAdd preferen

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 list, find id = protectedpermissio

BlueStacks comes from the following requirements: N multi-network disks use the task mode. After each task is completed, the corresponding space is provided to stick to the user. However, Android mobile phone resources are limited. Too many apps are cumbersome, and there are also users who do not need smart phones. So BlueStacks adapted to this trend ~ I have to say that this is an artifact, just wait f

1. Axml2. Activity.cspublic class Bookingdetails:activity {private TextView timedisplay; Private Button Picktime; private int hour; private int minute; const int time_dialog_id = 0; Private TextView Datedisplay; Private Button pickdate; Private DateTime date; const int date_dialog_id = 1; Private DateTime Serverdatetime; protected override void OnCreate (bundle bundle) {Setcontentview (Resource.Layout.BookingDetails); Base

View Addconfirmedserviceitem (string serviceName) {var tableRow = new TableRow (this); Tablerow.addview (_dynacontrol.newtext (this, string. Format ("{0}", ServiceName)); Tablerow.addview (_dynacontrol.newtext (this, string. Format ("{0}", "confirmed"), Color.darkgreen)); Tablerow.addview (_dynacontrol.newtext (this, string. Format ("{0}", "2015-5-19 \ r \ n 14:30:43")); Tablerow.addview (_dynacontrol.addbutton (This, "rebook")); Tablerow.layoutparame

It includes a layout and layout1. In Layout determine activity_other.xml2. Include the following in the code, for example:Xmlns:tools= "Http://schemas.android.com/tools"Android:layout_width= "Match_parent"android:layout_height= "Match_parent"android:orientation= "Vertical"tools:context= "${relativepackage}.${activityclass}" >Android:id= "@+id/btn"Android:layout_width= "Wrap_content"android:layout_height= "Wrap_content"android:text= "Delete"/>Wang Liping--include in

Layout:Activity (to inherit from tabactivity):To create a Createtab methodprivate void Createtab (Type activitytype, string tag, string label, int drawableid) { var intent = new Intent (this , activitytype); Intent. Addflags (activityflags.newtask); var spec = Tabhost.newtabspec (tag); var Drawableicon = resources.getdrawable (Drawableid); Spec. Setindicator (label, Drawableicon); Spec. SetContent (intent); Tabho

the sensor data collection, when the Program interface exit (press the back key, or press the Home key ), the data will not be output. So I try to make the following simple changes, to achieve the ideal effect, so share here.The previous code was not modified:protected void OnStop () {super.onstop (); Sm.unregisterlistener (this);}Modified code (to achieve your desired effect):protected void OnStop () {super.onstop ();//sm.unregisterlistener (this); Comment out the line to ensure that the sens

Because the scanning mechanism of the hbuilder cannot be directly connected to the Shangye God Simulator. I had a long time finally found a way to share to everyone.First, start the Hbuilder and night gods simulatorThen open the cmd command promptCD into the night God Simulator Bin directoryExecute the following commandNOX_ADB Connect 127.0.0.1:62001NOD_ADB devicesSuch as:Then CD into the Hbuilder tools directoryExecute the following commandADB Connect 127.0.0.1:62001ADB devicesSuch as:In the en

-referenced bitmap objectsBitmap Bitmap = Bitmapfactory.decodestream (InputStream);Soft-referenced bitmap objectssoftreferenceAdd the object to the map so that it is cachedImagecache.put ("1", softrbitmap);...To take a soft-referenced bitmap object from the cachesoftreferenceRemove the Bitmap object, if the bitmap is recycled due to insufficient memory, it will get emptyBitmap BITMAP_ = Bitmapcache_.get ();If you need to load a large number of images from the Internet at this point, consider usi

Based on the tesseract of open source, we made an identity card recognition app.Picture Resources is Baidu looking for, and mobile phone to the computer screen to take pictures, shoot a lot of patterns, the impact is relatively large, so the error is not small, measured on their own identity card photo will be much better.：1. Shooting2. IdentificationIdea: The program cuts the ID and then calls tesseract identification separately:1. ID Card2. Name3. Address4. ID Number:The source code is in my G

First, start the Hbuilder and night gods simulatorThen open the cmd command promptCD into the night God Simulator Bin directoryExecute the following commandNOX_ADB Connect 127.0.0.1:62001NOD_ADB devicesSuch as:Then CD into the Hbuilder tools directoryExecute the following commandADB Connect 127.0.0.1:62001ADB devicesSuch as:Finally, open the Hbuilder, tools-and options, modify the 3rd party emulator portYou can then run the app on the emulator.Hbuilder debugging

"); FinalUri uri = uri.parse ("http://www.baidu.com"); FinalIntent it =NewIntent (Intent.action_view, URI); No timer, no need, timer timer.=NewTimer (); TimerTask Task=NewTimerTask () {@Override Public voidrun () {startactivity (it);//Execution } }; Timer.schedule (Task,2000);//after 10 seconds } });Androidmanifest.xml file included in ActivityAndroid:name=

Your Android project is very powerful, docking a lot of third-party open source libraries, the more complete the project, the more the code hit more and more cool. But suddenly one day the newspaper was abnormal.Error: The number of method references in a. dex file cannot exceed 64K.The compiler reminds you that your project has more than 64k of methods.Androidstudio will remind you:Learn how to resolve the issue at https://developer.android.com/tools

App (a): Determine whether the app (b) is present, there is no option to download the background state directly wake up otherwise directly openAPP (a) part of the Codeif (Checkpackage ("com.xxx.android")) {if (toolsutils.isbackgroundrunning (this, "com.xxx.android")) {Intent Intent = New Intent (); Intent.setpackage ("com.xxx.android"); Intent.setaction ("Com.xxx.android.open"); Sendbroadcast (Intent );} else {Packagemanager Packagemanager = Getpackagemanager (); Intent Intent = new Intent (); I

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