how to upgrade android to 5 0

closed. Test results:java : Java new 5000s waste 3ms c++ : c++ new 5000s Waste 18ms java : java new 10000s Waste 5ms c++ : c++ new 10000s waste 24ms Span class= "http" >java : java new 50000s waste 44ms c++ : c++ new 50000s waste 121ms java : java new 100000s waste 65ms c++ : c++ new 100000s waste 259ms This time, the results show that if the cache method ID and Jclass can be shortened by half the time. But still less fast than Java. It's also good to understand that C + + creat

closed. Test results:java : Java new 5000s waste 3ms c++ : c++ new 5000s Waste 18ms java : java new 10000s Waste 5ms c++ : c++ new 10000s waste 24ms Span class= "http" >java : java new 50000s waste 44ms c++ : c++ new 50000s waste 121ms java : java new 100000s waste 65ms c++ : c++ new 100000s waste 259ms This time, the results show that the cache method ID and Jclass can be shortened by half the time. But still less fast than Java. This is also very well understood. C + + cr

Public classMainactivity extends Appcompatactivity {PrivateEditText EditText;PrivateTextView TextView; @Overrideprotected voidonCreate (Bundle savedinstancestate) {super.oncreate (savedinstancestate); Setcontentview (r.layout.activity_ Main); EditText=(EditText) Findviewbyid (R.ID.XM); TextView=(TextView) Findviewbyid (R.ID.JL); Findviewbyid (R.ID.PG). Setonclicklistener (NewView.onclicklistener () {@Override Public voidOnClick (view view) {Intent Intent=NewIntent (mainactivity. This, Main2ac

Android Internship notes (5)---the implementation of the bottom navigation bar of fragment--Reprint Please specify Source: Coder-pigIn Part 4 we reviewed the basic concepts of fragment, and in this section we will learn the simple examples of fragment applications.is to use fragment to achieve a simple bottom navigation bar, first paste:It looks simple, and it's easy to implement, huh! Then come down and lo

Today I will say, about using the insert in animator, and analyzing the meaning of each property.1, animator How to use the insertion deviceThe Setinterpolator method is set by calling the Animator object (the subclass object).1Propertyvaluesholder P1 = propertyvaluesholder.offloat ("X", List.get (0). GetX ());2Propertyvaluesholder P2 = propertyvaluesholder.offloat ("Y", List.get (0). GetY ());3Objectanimat

Source: http://www.imooc.com/video/1627IDE Breakpoint Debugging FeaturesFor example, the previous program, wrote the wrong, become the following1 PackageCom.imooc;2 ImportJava.util.Scanner;//written behind the package3 4 Public classHelloWorld {5 Public Static voidMain (string[] args) {6Scanner input=NewScanner (system.in);//Create a Scanner object7System.out.print ("Please enter exam results information:");8 9 intScore = Input.

Android multimedia-learn to use the system camera in step 5 To take a photo with a system camera and return the photo, follow these steps:[1] Permission [2] Start the camera with intent Intent intent = new Intent (); intent. setAction (MediaStore. ACTION_IMAGE_CAPTURE); // implicitly start the System camera [3] set the image storage location and name File = new File (Environment. getExternalSto

1ListView lv=(ListView) Findviewbyid (R.id.listview);2ListNewArraylist();3 //getting data from an array resource4String[] Data=getresources (). Getstringarray (R.array.haha);5 for(inti=0;i){6MapNewHashmap();7Map.put ("img", r.drawable.b);8Map.put ("TXT", Data[i]);9 list.add (map);Ten } One //parameter list: Context object, list data, list item layout resource file, key an array group, list

. settext ("Return Boolean:" + method. getboolean (true) + "\ n" + "returns byte:" + method. getbyte (byte) 0) + "\ n" + "returns CHAR:" + method. getchar ('C') + "\ n" + "Return short:" + method. getshort (short) 1) + "\ n" + "Return INT:" + method. getint (1) + "\ n" + "returned long:" + method. getlong (9) + "\ n" + "returns float:" + method. getfloat (float) 1.0) + "\ n" + "returns double:" + method. getdouble (2.0) + "\ n ");} Run: Summary: The