[record] 初入android 参考1:https://www.javatpoint.com/hello-android-example 首先下载android studio 然后新建一个empty activity的项目。 然后新建一个虚拟设备,AVD。我选择pixel xl,API level 29,也就是android 10. 这里有个下载的过程。 java代码在:{home}\AndroidStudioProjects\CheckHouse\app\src\main\...
【1】https://www.javatpoint.com/android-life-cycle-of-activity 【2】https://www.programering.com/a/MjNxIjNwATg.html
【1】https://www.javatpoint.com/android-life-cycle-of-activity 【2】https://www.programering.com/a/MjNxIjNwATg.html
https://www.javatpoint.com/difference-between-abstract-class-and-interface can we create instance of abstract class? No, you cannot create an instance of an abstract class because it does not have a complete implementation. The purpose of an abstract class is to function as a base for subcla...
JavaTPoint What are anonymous classes? OracleDoc What is the difference between using == and .equals on an object? GeeksForGeeks What is the hashCode() and equals() used for? Why would you not call abstract method in constructor? Can you list 8 primitive types in java? When would yo...
有了手机当然也要有客户端安装文件了,下载地址:http://t.sina.com.cn/mobile/android.php 【JDK】 后面要用到一些Java程序,所以必须安装Java环境 我这里装的1.6版,下载地址:http://www.java.net/download/jdk6/6u10/promoted/b32/binaries/jdk-6u10-rc2-bin-b32-windows-i586-p-12_sep_2008.exe ...
Androidapi.JNI.JavaTypes, Androidapi.JNI.GraphicsContentViewText, Androidapi.JNIBridge; {$SCOPEDENUMS ON} type TAndroidFontGlyphManager = class(TFontGlyphManager) private FPaint: JPaint; // Current metrics FSpacing: Single; FTop: Single; ...
{ sleepTime = 0; private String lrcString; private int timePoint; lrcString = null; timePoint = 0; } public void setLrcString(String lrc) { lrcString = lrc; } public void setSleepTime(int time) { sleepTime = time; } public void setTimePoint(int tPoint) { timePoint = tPoint; }...
public static private String lrcString; timelrc() timelrc() { lrcString = null; sleepTime = 0; timePoint = 0; public void setLrcString(String lrc) lrcString = lrc; public void setSleepTime(int time) sleepTime = time; public void setTimePoint(int tPoint) timePoint = tPoint; public ...
Androidapi.JNI.JavaTypes, Androidapi.JNI.GraphicsContentViewText, Androidapi.JNIBridge; {$SCOPEDENUMS ON} type TAndroidFontGlyphManager = class(TFontGlyphManager) private FPaint: JPaint; // Current metrics FSpacing: Single; FTop: Single; ...