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Return None if Dictionary key is not available
I need a way to get a dictionary value if its key exists, or simply return None , if it does not.
11 Answers
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How can I use UUIDs in SQLAlchemy?
...s there a way to define a column (primary key) as a UUID in SQLAlchemy if using PostgreSQL (Postgres)?
9 Answers
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Logback to log different messages to two files
... file; one for analytics and one for all purpose logging. Does anyone know if this is possible with Logback, or any other logger for that matter?
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how to reset
... solution that @dhaval-marthak posted in the comments obviously works, but if you look at the actual jQuery call it's pretty easy to see what jQuery is doing, just setting the value attribute to an empty string. So in "pure" JavaScript it would be:
document.getElementById("uploadCaptureInputFile")....
How to branch with TortoiseHG
I downloaded TortoiseHg 1.0 for evaluation. For the life of me I can't figure out how to make a branch. It seems to understand branches (e.g. in its repository browser) but I just can't seem to find a way to make a branch. This seems like such a fundamental capability since out of the often toute...
How do you change the document font in LaTeX?
How do you change the font for the whole document to sans-serif (or anything else)?
4 Answers
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How to cancel an $http request in AngularJS?
...essCallback);
// later...
canceler.resolve(); // Aborts the $http request if it isn't finished.
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Declare variable in table valued function
...ages compared to sprocs). Inline functions should be preferred over MSTVF. If you do need to calculate and store intermediate values (such as the result of a complex scalar function expression) then use a subquery.
– Dai
Sep 24 '16 at 1:31
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PHP sprintf escaping %
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How do you escape it if the string is dynamic? Let's say, sprintf('This is %s.', the_title())
– budji
Nov 17 '15 at 10:10
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What is the difference between exit(0) and exit(1) in C?
Can anyone tell me? What is the difference between exit(0) and exit(1) in C language?
11 Answers
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