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原创 關於Android ListView組件中android:drawSelectorOnTop含義(
When set to true, the selector will be drawn over the selected item. Otherwise the selector is drawn behind the selected
原创 openFileOutput
FileOutputStream os=Activity.this.openFileOutput(“txtme.txt”,MODE_PRIVATE);—>在/data/data/包名/files/目錄下會創建txtme.txt文件(如果該文