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Content provider的作用：Content providers manage access to a structured set of data. They encapsulate the data, and provide mechanisms for defining data s... 阅读全文
posted @ 2014-07-01 17:30
Zhentiw
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package com.example.thenewboston; import android.app.ListActivity; import android.content.Intent; import android.os.Bundle; import android.view.View; 阅读全文
posted @ 2013-11-21 06:29
Zhentiw
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package com.example.thenewboston; import android.app.Activity; import android.media.MediaPlayer; import android.media.SoundPool; import android.os.Bun 阅读全文
posted @ 2013-11-21 05:34
Zhentiw
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An activity can exist in essentially three states: ResumedThe activity is in the foreground of the screen and has user focus. (This state is also some 阅读全文
posted @ 2013-11-21 03:55
Zhentiw
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1. Create a new xml in "layout" folder "splah.xml" <?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/ 阅读全文
posted @ 2013-11-20 05:54
Zhentiw
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1. In the class, right click 2. "Scource" 3. "Override / Implement Menthods" 4. Find the methods you want. 阅读全文
posted @ 2013-11-20 05:37
Zhentiw
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:la 阅读全文
posted @ 2013-11-20 05:08
Zhentiw
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android:textSize="45px" ==> android:textSize="45dp" 因为Android Phone的手机分辨率各不相同，用px的话，在高分辨率的机子上字体就会变的很小，所以用px。 阅读全文
posted @ 2013-11-20 04:30
Zhentiw
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1. "Windows" ==> "Android Virtual Device Manager" ==> Select one emulator ==> "Start" ==> Change the scrren size to "6" 阅读全文
posted @ 2013-11-20 04:17
Zhentiw
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See how Dynamic programming working for TSP: Check this link: http://www.youtube.com/watch?v=IUzE1MbjoVs 阅读全文
posted @ 2013-10-28 01:53
Zhentiw
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