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Byte[] to InputStream or OutputStream
... can convert byte[] array into input stream by using ByteArrayInputStream
String str = "Welcome to awesome Java World";
byte[] content = str.getBytes();
int size = content.length;
InputStream is = null;
byte[] b = new byte[size];
is = new ByteArrayInputStream(content);
For ful...
Image, saved to sdcard, doesn't appear in Android's Gallery app
...canFile():
File imageFile = ...
MediaScannerConnection.scanFile(this, new String[] { imageFile.getPath() }, new String[] { "image/jpeg" }, null);
where this is your activity (or whatever context), the mime-type is only necessary if you are using non-standard file extensions and the null is for th...
How can you find the height of text on an HTML canvas?
...l it is. I know it's based on the font, but I don't know to convert a font string to a text height.
23 Answers
...
PostgreSQL Connection URL
...
My issue was to simply copying the "jdbc:postgres:// ..." string out of DataGrip. Unfortunately the error message did not help. Thank you!
– barfoos
Jun 13 '19 at 18:07
...
xkcd style graphs in MATLAB
... an annotation
annotation(fh,'textarrow',[0.4 0.55],[0.8 0.65],...
'string',sprintf('text%shere',char(10)),'headStyle','none','lineWidth',1.5,...
'fontName','Comic Sans MS','fontSize',14,'verticalAlignment','middle','horizontalAlignment','left')
%# capture with export_fig
im = export_fi...
Entity Framework Provider type could not be loaded?
... Also, because of compiler optimization you might want to also do x.ToString() or it will take out the typeofs in Release.
– Jordan
Apr 15 '14 at 13:07
15
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Who is calling the Java Thread interrupt() method if I'm not?
...riding interrupt() method, in which you record the stacktrace into, say, a String field, and then transfer to super.interrupt().
public class MyThread extends Thread {
public volatile String interruptStacktrace; // Temporary field for debugging purpose.
@Override
public void interrupt...
How to succinctly write a formula with many variables from a data frame?
...
A slightly different approach is to create your formula from a string. In the formula help page you will find the following example :
## Create a formula for a model with a large number of variables:
xnam <- paste("x", 1:25, sep="")
fmla <- as.formula(paste("y ~ ", paste(xnam, col...
How can I show ellipses on my TextView if it is greater than the 1 line?
...> 1) {
int lineEndIndex = tv.getLayout().getLineEnd(0);
String text = tv.getText().subSequence(0, lineEndIndex - 3) + "\u2026";
tv.setText(text);
}
share
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improve th...
When is it appropriate to use C# partial classes?
...ter the Form1 Constructor and try to compile the code
partial void Ontest(string s);
Here are some points to consider while implementing partial classes:-
Use partial keyword in each part of partial class.
The name of each part of partial class should be the same but the source file name for e...