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Difference between abstract class and interface in Python
... @L.DeLeo - are you sure your notion of has-a vs. is-a is correct? I generally view the distinction as has-a = member variable vs. is-a = inheritance (parent class or interface). Think Comparable or List in Java; those are is-a relationships, regardless of whether they're interfaces or abstract cl...
Using {} in a case statement. Why?
What is the point with using { and } in a case statement? Normally, no matter how many lines are there in a case statement, all of the lines are executed. Is this just a rule regarding older/newer compilers or there is something behind that?
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Install a Windows service using a Windows command prompt?
I want to install a Windows service using a Windows command prompt (not the Visual Studio command prompt).
18 Answers
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How to reset AUTO_INCREMENT in MySQL?
...MySQL AutoIncrement using a MAX value from another table? on how to dynamically get an acceptable value.
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How to write into a file in PHP?
...on like:
file_put_contents($filename, $content);
which is identical to calling fopen(), fwrite(), and fclose() successively to write data to a file.
Docs: file_put_contents
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Node.js EACCES error when listening on most ports
...'m testing out an app (hopefully to run on heroku, but am having issues locally as well). It's giving me an EACCES error when it runs http.Server.listen() - but it only occurs on some ports.
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How to calculate age (in years) based on Date of Birth and getDate()
...ated method does not have the issue with leap years, I'd suggest (if you really want to keep it at all) to move it down the bottom of your answer.
– ajbeaven
Jul 4 '17 at 23:14
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
...ernel
def require_relative(path)
require File.join(File.dirname(caller[0]), path.to_str)
end
end
end
This allows you to use require_relative as you would in ruby 1.9.2 in ruby 1.8 and 1.9.1.
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Difference between Convert.ToString() and .ToString()
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Servy
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answered May 13 '10 at 15:46
RyanRyan
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Compare DATETIME and DATE ignoring time portion
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A small drawback in Marc's answer is that both datefields have been typecast, meaning you'll be unable to leverage any indexes.
So, if there is a need to write a query that can benefit from an index on a date field, then the fol...