For cycle loop in Java example
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Cycle for in Java example
public class MainClass {
public static void main(String[] arg) {
String[] arrayOfString = { "Hello", "people", "hello", "world!" };
for (int i = 0; // start position , first cycle i == 0
i < arrayOfString.length; // if i < 4 (length of array) do loop
i++ // incrementation after cycle
){
System.out.println(arrayOfString[i]);
// i++ incrementation
}
}
}
397LW NO topic_id
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Další témata ....(Topics)
InputStream, getResources(),openRawResource()
java.io.InputStream is;
is = context.getResources().openRawResource(R.drawable.my_image);
Drawable mDrawable = context.getResources().getDrawable(R.drawable.button);
mDrawable.setBounds(150, 20, 300, 100);
Drawable[] mDrawables;
int[] resIDs = new int[] {
R.drawable.btn_ok,
R.drawable.btn_storno,
R.drawable.btn_help
};
mDrawables = new Drawable[resIDs.length];
Drawable prev = mDrawable;
for (int i = 0; i < resIDs.length; i++) {
mDrawables[i] = context.getResources().getDrawable(resIDs[i]);
mDrawables[i].setDither(true);
addToTheRight(mDrawables[i], prev);
prev = mDrawables[i];
}
Incorrect line ending: found carriage return (\r) without corresponding newline (
)
Move mouse cursor on error text and press Ctrl+1
Select Fix line endings and press Enter
See image below:
)
Move mouse cursor on error text and press Ctrl+1
Select Fix line endings and press Enter
See image below:
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Select file in project explorer
Menu:
File - Make File Read-only - to lock
File - Make File Writable - to unlock
Menu:
File - Make File Read-only - to lock
File - Make File Writable - to unlock
String sFileContent = readFile("myfile.txt",StandardCharsets.UTF_8);
static String readFile(String path, Charset encoding)
throws IOException
{
byte[] encoded = Files.readAllBytes(Paths.get(path));
return encoding.decode(ByteBuffer.wrap(encoded)).toString();
}
// write file
String sOut = "text blah hello world etc.";
writeToFile(sOut"someName.txt");
static void writeToFile(String sB,String name) {
String folder = ("c:\\folder\\");
File f = new File(folder+ name);
BufferedWriter writer = null;
writer = new BufferedWriter( new OutputStreamWriter(
new FileOutputStream( folder+name),"UTF-8"));
writer.write( sB);
if ( writer != null)
writer.close( );
}
Editace: 2011-10-08 07:33:34
Počet článků v kategorii: 397
Url:for-cycle-loop-in-java-example
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