groupthink activity

In android, press the back key to return the previous activity. How can I re-call the oncreate method of the previous activity? It is not called by default. @ Override public void onBackPressed () {String titleStr = edittitle. getText (). toString (); String contentStr = editcontent. getText (). toString (); if (title. equals (titleStr) content. equals (contentStr) {super. onBackPressed ();} else {// Del

Today, we have a CSDN community activity to answer questions about how to learn, understand, and develop the Android system, and learn more about Android: wi-Fi, NFC, and GPS book answers questions and understands the implementation principles of the Android Framework. Activity link: http://bbs.csdn.net/topics/390765275? Page = 1 # post-397228045 The event is over. Thank you for your support. The three w

I have encountered this problem for a long time. Some solutions on the Internet are incomplete. This record is specially made: The following method cannot be used to switch the activity running in the background to the foreground! 1 Intent i = new Intent();2 i.setClass(this, MainActivity.class);3 i.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);4 startActivity(i); You must replace I with getapplicationcontext () to run mainactivity. However, instead of switc

Small white engage in appium, encounter the problem that can not start activity:Find a solution said to be related to Androidmanifest.xml, reference: https://github.com/appium/appium/issues/4313After opening androidmanifest.xml, add at main activity and intent entrance:Android: exported="true" Problem solved immediately, finally can launch the app!Hope to help the new students.Appium runtime does not have permission to start

Capabilities.setcapability ("Appactivity", ". Activities. Mainactivity ");This property selects the error prompt:A New session could not is created. (Original error:permission to start activity deniedlaunch Activityin the GUI interface equivalent to Appium, the correct attribute value is selected to run normallyThe GUI interface chooses:Operation Error:The correct settings:Appium-launch activity Selection e

Activity has 9 service1.dynamicbpmnservice Dynamic BPMN ServiceService providing access to the repository of process definitions and deployments.The service provides access to the process definition and the deployed repository.2.Engineservice Engine serviceInterface implemented by all classes that expose the Activiti services.All classes implemented by the interface expose the Activiti service.3.formservice Form ServiceAccess to form data and rendered

How to view User usage (recent logon, activity ...), Logon Activity 1. Make sure the database has opened Audit SQL> show parameter auditNAME TYPE VALUE----------------------------------------------------------------------------------------Audit_file_dest string/u01/app/ora11/admin/ora11g/adumpAudit_sys_operations boolean FALSEAudit_syslog_level stringAudit_trail string DB Audit _ trail is db by default, and

The Cat app hatched the Meow star activity is actually an activity of the lottery draw, let's take a look. 1, the user into the day cat-"hatched meow Star" and then click Go, the following figure: 2. Then we can hatch the egg by feeding, flirting, heating, music and so on, as shown below: 3, OK now we click on "Go to the Lottery", the following figure: 4, the final through the lottery will be able

Changes the default animation when the Activity is started. The default animation of the activityWhy During development, we may need to change this line for two reasons:How There are three main methods I know. Let's take a look at them one by one. StartActivity through special Bundle If you are interested, you can watch the complete video and use ActivityOptions in some other ways. Note that this method is introduced only at API Level 16.Summary

Copy codeThe Code is as follows: public class LoadActivity extends Activity { @ Override Protected void onCreate (Bundle savedInstanceState) { Super. onCreate (savedInstanceState ); RequestWindowFeature (Window. FEATURE_NO_TITLE); // remove the title bar. GetWindow (). setFlags (WindowManager. LayoutParams. FLAG_FULLSCREEN, WindowManager. LayoutParams. FLAG_FULLSCREEN ); SetContentView (R. layout. load ); Change (); } Protected void change

Generally, an applicationProgramThere are multiple activities. If you want an activity page operation to exit the application, and other activities are still alive and are not killed, you can search for information on the Internet and try again, seems to be ineffective, Later, I accidentally discovered a method on the Internet: For example, activity_a and activity_ B are available now. To disable a in activity_ B: Define an instance variable on

This example describes how to clear all activity when you exit the Android program. Share to everyone for your reference, specific as follows: In a project, to exit the Android program, try Restartpackage, killbackgroundprocesses, pass the exception and re-register the thread in the application subclass Thread.uncaughtexceptionhandler interface + Exception mode, etc., have no effect. Finally found that in fact, as long as the jump from one

Now you need to call another app in the existing app and input the corresponding parameters. Check it. It's quite convenient. Assume that the existing app: com. sqlhelp. app2 The app to be started is com. sqlhelp. app1. The procedure is as follows: 1. modify the configuration of AndroidManifest. xml in app2, and add a [Html]Android: label = "@ string/app_name"> 2. Modify the AndroidManifest. xml configuration of app1 and add a new activity. [Html]And

A beginner learns Android. Today, he wrote a function for adding, deleting, and modifying forms, The ListView display information is used. OnItemClick is a piece of data. The Dialog Activity is displayed to update and change the data, and then the ListView is returned; At the beginning, I thought for a while. How can I update ListView immediately after the Dialog disappears? Finally, I used an Intent method .. Sure enough, you can! Happy! ^_^ The ef

Public class loadactivity extends Activity{@ OverrideProtected void oncreate (bundle savedinstancestate){Super. oncreate (savedinstancestate );Requestwindowfeature (window. feature_no_title); // remove the title bar.Getwindow (). setflags (windowmanager. layoutparams. flag_fullscreen, windowmanager. layoutparams. flag_fullscreen );Setcontentview (R. layout. load ); Change ();} Protected void change (){Final intent it = new intent (this, mainactivit

Copy code code as follows: public class Loadactivity extends activity { @Override Prote CTED void OnCreate (Bundle savedinstancestate) { Super.oncreate (savedinstancestate); Requestwindowfeature (Window.feature_no_title),//Remove the title bar GetWindow (). SetFlags ( WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); Setcontentview (r.layout.load); Change (); }

In Android, the activity is mainly responsible for the presentation of the front page, the service is mainly responsible for the long-term tasks, so in our actual development, we will often encounter the communication between the work and service, We typically start a background service in an activity, start it through intent, intent we can pass data to the service, and when our service wants to update the

In Android, each interface is an activity, and switching interfaces is an instantiation of several different operations. The startup mode of activity in Android determines how the activity starts and runs. Activity Initiation method has four kinds, namely: Standard Singletop Singletask SingleInstance You can set