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Regular expression to allow spaces between words
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The above isn't exactly correct. Due to the fact that * means zero or more, it would match all of the following cases that one would not usually mean to match:
An empty string, "".
A string comprised entirely of spaces, " ".
A string that leads and / or trails with spaces, " H...
Failed to serialize the response in Web API with Json
...recommend not passing back entities that come from a database. It is much more reliable and maintainable to use Models in which you have control of what the data looks like and not the database. That way you don't have to mess around with the formatters so much in the WebApiConfig. You can just c...
Why use softmax as opposed to standard normalization?
...re number of reasons why a network should output larger numbers when it is more sure. I will try to find a simple answer later. For the time being think how convolution filters + relu manifest feature detection with large activations, how max pooling helps preserve largest activation, and most imp...
How to programmatically take a screenshot on Android?
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Understanding Python's “is” operator
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How does an underscore in front of a variable in a cocoa objective-c class work?
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If you use the underscore prefix for your ivars (which is nothing more than a common convention, but a useful one), then you need to do 1 extra thing so the auto-generated accessor (for the property) knows which ivar to use. Specifically, in your implementation file, your synthesize should...
Performance of FOR vs FOREACH in PHP
...blem. But I really need to ask, why? I understand wanting to make things more efficient, but I think you're wasting your time for a micro-optimization. Remember, Premature Optimization Is The Root Of All Evil...
Edit: Based upon the comment, I decided to do a quick benchmark run...
$a = array()...
GET URL parameter in PHP
... Finally I used parse_str(parse_url($actual_link)['query'], $params);. More info stackoverflow.com/a/11480852/4458531
– NineCattoRules
May 30 '19 at 8:29
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How do you remove a specific revision in the git history?
...this list to your heart's content, and you can remove them. The list looks more or less like this:
pick deadbee The oneline of this commit
pick fa1afe1 The oneline of the next commit
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The oneline descriptions are purely for your pleasure; git-rebase will not look at them but at the commit names...
How can I read input from the console using the Scanner class in Java?
...me is " + username);
You could also use next(String pattern) if you want more control over the input, or just validate the username variable.
You'll find more information on their implementation in the API Documentation for java.util.Scanner
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