android studio 3 0 tutorial

The above blog, introduced the advantages of Studio and 1.0 RC installation and hands-on experience, did not expect Google update speed so fast, has been out of RC 2 version, mainly to fix some bugs. So today we'll take a preview of the Stduio interface and basic functions. Project structure When we create a new directory structure for a project this is the default You can see that there is a big difference between the directory structur

The prospective version of Android Studio 1.0 has been released. Download it this morning. As follows: Https://developer.android.com/sdk/installing/studio.html Obviously, intellij idea looks like this. Below are some of them: Select "New Project" Name the project and Package Create a custom icon Select project type Set a name for the project Start creation. The wizard is similar to eclipse. However,

Basic tutorial for Android -- 8.3.11 Paint API -- ColorFilter (color filter) (3-3) This section introduces: Well, I would have told you not to write it today. After all, it's hard to write it ~, What this section brings to you is:The third subclass of ColorFilter:Porterducolorfilter, SeePorterDuffNo.If you have read

Android Basics Getting Started tutorial--8.3.11 Paint API--colorfilter (color filter) (3-3)tags (space delimited): Android Basics Getting Started TutorialIntroduction to this section: Well, originally said not to write today, or write it, after all, rare idle ha ~,

Android happy Snake Game Development tutorial-04 virtual arrow key (3) Triangle button effect, android-04 Overview and directory of this series of tutorials: http://www.cnblogs.com/chengyujia/p/5787111.htmlI. knowledge point explanation When we click the button that comes with the system, the appearance of the button c

Hello everyone, our tutorial is to customize the View in the Android tutorial. For Beginners, they are used to the traditional page layout method of Android, as shown in the following code: View plaincopy to clipboardprint?Android: orientation = "vertical"

Hello everyone, our tutorial is onAndroidCustom in the tutorialViewFor beginners, they are usedAndroidThe traditional page layout method is as follows: Of course, the layout method above can help us develop simple applications, but if you want to write a complex application, it will be a little far-fetched. If you don't believe it, you can study the source code, the layout of high handwriting is usually written as follows: A extends linerlayout a

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Android Basics Getting Started tutorial--8.3.10 Paint API--colorfilter (color filter) (2-3)tags (space delimited): UncategorizedIntroduction to this section: In the previous section we explained the first subclass of the colorfilter(color filter) in the paint API in android:Colormatrixcolorfilter (Color matrix color filter), I believe that we also broade

Basic tutorial for Android -- 8.3.6 Paint API -- Xfermode and PorterDuff (3)This section introduces: In the previous section, we learned the three sons in Xfermode: porterduxfermode, which is a parameter in the constructor:PorterDuff. ModeAfter viewing 16 image mixing modes, we wrote code to verifyThere are 18 different mixed-layout modes, and 18 are added with

Basic tutorial for Android -- 8.3.9 Paint API -- ColorFilter (color filter) (1-3)This section introduces: We have learned the MaskFilter (mask) and used its two sub-classes BlurMaskFilter to blur the effect. EmbossMaskFilterThis section describes how to use another API --ColorFilter(Color filter), same as MaskFilter,Instead of directly using this class, we use

Android OpenGL ES plotting tutorial 3: Drawing GraphicsAfter defining the shapes to be drawn by OpenGL, you certainly want to draw them. Using OpenGL ES 2.0 to draw a graph may require more code than you think, because the API provides a large number of graphic rendering pipeline control interfaces.This chapter describes how to use OpenGL ES 2.0 API to draw the s

) {// create or open the database sqlitedatabase DB = dbhelper. getwritabledatabase (); contentvalues CV = new contentvalues (); cv. put ("name", name); cv. put ("Number", number); // insert data, return the insert data idlong id = dB. insert (dbhelper. table_name, null, CV); If (ID! = 0) {return true;} return false ;} /***** update data ** @ Param ID * data column _ id * @ Param Number * quantity * @ return true if the operation succeeds, otherwise,

,MifareSector );} Else {// Authentication failed-Handle it}}ArrayList Int blockIndex = 0;For (int I = 0; I MifareSector mifareSector = mifareClassCard. getSector (I );For (int j = 0; j MifareBlock mifareBlock = mifareSector. blocks [j];Byte [] data = mifareBlock. getData ();BlockData. add ("Block" + blockIndex ++ ":" +Converter. getHexString (data, data. length )