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select * vs select column
If I just need 2/3 columns and I query SELECT * instead of providing those columns in select query, is there any performance degradation regarding more/less I/O or memory?
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angular.service vs angular.factory
I have seen both angular.factory() and angular.service() used to declare services; however, I cannot find angular.service anywhere in official documentation.
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How to convert enum value to int?
... tax.getValue();
}
(I've changed the names to be a bit more conventional and readable, btw.)
This is assuming you want the value assigned in the constructor. If that's not what you want, you'll need to give us more information.
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Python: fastest way to create a list of n lists
...None, n)]
It does not have to create a new int object in every iteration and is about 15 % faster on my machine.
Edit: Using NumPy, you can avoid the Python loop using
d = numpy.empty((n, 0)).tolist()
but this is actually 2.5 times slower than the list comprehension.
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Git - How to close commit editor?
I'm new to git and learning from a PDF.
I just executed a command $ git commit and it opens a new editor. But I'm trying to close that new commit editor. How to do this? I'm using git on windows.
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How to use “/” (directory separator) in both Linux and Windows in Python?
...ws it will not work, is there a way by which I can use the code in Windows and Linux.
9 Answers
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How do I decode a string with escaped unicode?
... to http://example.com with JavaScript? I tried unescape , decodeURI , and decodeURIComponent so I guess the only thing left is string replace.
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How to use a WSDL
...ice. They sent me the WSDL file.
What should I do to add it to my website and start using it as the proxy.
( If I put it on a Virtual Directory it can be discovered, but does it grant me the connection with the real web service?)
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Can I change the color of auto detected links on UITextView?
I had a UITextView that detects phone numbers and links, but this overrides my fontColor and change it to blueColor . Is there a way to format the color of auto detected links, or should I try a manual version of this function?
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The necessity of hiding the salt for a hash
...ifferent for each user but is readily available to us. The other product randomly generates a salt for each user and changes each time the user changes the password. The salt is then encrypted in the database.
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