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Hash String via SHA-256 in Java
...e this to UTF-16 if needed
md.update(text.getBytes(StandardCharsets.UTF_8));
byte[] digest = md.digest();
String hex = String.format("%064x", new BigInteger(1, digest));
System.out.println(hex);
}
}
In the snippet above, digest contains the hashed string and hex contains a hexad...
Draw multi-line text to Canvas
...ut = new StaticLayout(mText, mTextPaint, canvas.getWidth(), Alignment.ALIGN_NORMAL, 1.0f, 0.0f, false);
canvas.save();
// calculate x and y position where your text will be placed
textX = ...
textY = ...
canvas.translate(textX, textY);
mTextLayout.draw(canvas);
canvas.restore();
...
How do you serve a file for download with AngularJS or Javascript?
...
Try this
<a target="_self" href="mysite.com/uploads/ahlem.pdf" download="foo.pdf">
and visit this site it could be helpful for you :)
http://docs.angularjs.org/guide/
...
Python regular expressions return true/false
... this is just to test against the return value. Because you're getting <_sre.SRE_Match object at ...> it means that this will evaluate to true. When the regular expression isn't matched you'll the return value None, which evaluates to false.
import re
if re.search("c", "abcdef"):
print "...
How does StartCoroutine / yield return pattern really work in Unity?
...
}
IEnumerator SomeTask()
{
/* ... */
yield return UntilTrue(() => _lives < 3);
/* ... */
}
however, I wouldn’t really recommend this – the cost of starting a Coroutine is a little heavy for my liking.
Conclusion
I hope this clarifies a little some of what’s really hap...
How do I create a PDO parameterized query with a LIKE statement?
...s how to use LIKE with % partial matching for MySQL databases: WHERE column_name LIKE CONCAT('%', :dangerousstring, '%')
where the named parameter is :dangerousstring.
In other words, use explicitly unescaped % signs in your own query that are separated and definitely not the user input.
Edit: ...
Setting the default value of a DateTime Property to DateTime.Now inside the System.ComponentModel De
...ntercepted the setter. Cheers for the help :-)
– REA_ANDREW
Mar 27 '09 at 19:02
10
A get part ca...
Finding duplicate values in a SQL table
...aggregated columns in the GROUP BY.
MySQL is unpredictable and you need sql_mode=only_full_group_by:
GROUP BY lname ORDER BY showing wrong results;
Which is the least expensive aggregate function in the absence of ANY() (see comments in accepted answer).
Oracle isn't mainstream enough (warning: h...
Resource interpreted as Document but transferred with MIME type application/zip
... @Joram et. al. - opening a tab for a download (using target '_blank') - does not solve the problem, it just transfers the "Resource intrepreted as Document" console warning message to a new tab. Sweeping under the rug is not s solution.
– colm.anseo
...
How to fix Array indexOf() in JavaScript for Internet Explorer browsers
...
The underscore.js library has an indexOf function you can use instead:
_.indexOf([1, 2, 3], 2)
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