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How to determine the current shell I'm working on
...er (for example, if the shell's PID is "5", you may find processes called "java5" or "perl5" in the same grep output!). This is the second problem with the "ps" approach, on top of not being able to rely on the shell name.
echo $SHELL - The path to the current shell is stored as the SHELL variable f...
Regular expression to allow spaces between words
...Check what dialect of regular expressions you're using.* In languages like Java you'll have to escape your backslashes, i.e. \\w and \\s. In older or more basic languages and utilities, like sed, \w and \s aren't defined, so write them out with character classes, e.g. [a-zA-Z0-9_] and [\f\n\p\r\t], ...
Android: integer from xml resource
...nteger>
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</resources>
Reference the integer value in the Java code like this:
It's a bit different from the getString(), you have to take a little detour.
ProgressDialog progressBar = new ProgressDialog(getContext());
int max = getContext().getResources().getInteger(R.integer.max...
Matplotlib Legends not working
... answered May 1 '18 at 5:05
Java By KiranJava By Kiran
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Function in JavaScript that can be called only once
...ce, in each time after the first it won't be executed. I know from C++ and Java about static variables that can do the work but I would like to know if there is a more elegant way to do this?
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Using Mockito to test abstract classes
...hods, this won't work -- Mockito will complain "Cannot call real method on java interface."
(Yes, it's a lousy design, but some frameworks, e.g. Tapestry 4, kind of force it on you.)
The workaround is to reverse this approach -- use the ordinary mock behavior (i.e., everything's mocked/stubbed) an...
How to change language of app when user selects language?
...ctivity(refresh);
}
Make sure you imported following packages:
import java.util.Locale;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.content.res.Configuration;
import android.content.res.Resources;
import android.util.DisplayMetrics;...
Get filename and path from URI from mediastore
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Does not work either: java.lang.UnsupportedOperationException: Unsupported Uri content://com.android.externalstorage.documents/tree/primary%3ADCIM%2FCamera...why the android team made life so difficult
– Leon
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How do I convert a string to a double in Python?
.... Use float (which behaves like and has the same precision as a C,C++, or Java double).
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How to escape % in String.Format?
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