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insert vs emplace vs operator[] in c++ map
I'm using maps for the first time and I realized that there are many ways to insert an element. You can use emplace() , operator[] or insert() , plus variants like using value_type or make_pair . While there is a lot of information about all of them and questions about particular cases, I sti...
Extracting double-digit months and days from a Python date [duplicate]
Is there a way to extract month and day using isoformats? Lets assume today's date is March 8, 2013.
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Compare two dates with JavaScript
Can someone suggest a way to compare the values of two dates greater than, less than, and not in the past using JavaScript? The values will be coming from text boxes.
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What's the Linq to SQL equivalent to TOP or LIMIT/OFFSET?
How do I do this
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Convert nested Python dict to object?
I'm searching for an elegant way to get data using attribute access on a dict with some nested dicts and lists (i.e. javascript-style object syntax).
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How to drop SQL default constraint without knowing its name?
In Microsoft SQL Server, I know the query to check if a default constraint exists for a column and drop a default constraint is:
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How to overcome TypeError: unhashable type: 'list'
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How to determine if a decimal/double is an integer?
How do I tell if a decimal or double value is an integer?
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How do I time a method's execution in Java?
Most of the searches on Google return results for timers that schedule threads and tasks, which is not what I want.
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Why is pow(a, d, n) so much faster than a**d % n?
I was trying to implement a Miller-Rabin primality test , and was puzzled why it was taking so long (> 20 seconds) for midsize numbers (~7 digits). I eventually found the following line of code to be the source of the problem:
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