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Do I need to explicitly call the base virtual destructor?
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This question might be related and help questions/15265106/c-a-missing-vtable-error.
– Paul-Sebastian Manole
Dec 20 '14 at 20:16
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Efficient way to apply multiple filters to pandas DataFrame or Series
I have a scenario where a user wants to apply several filters to a Pandas DataFrame or Series object. Essentially, I want to efficiently chain a bunch of filtering (comparison operations) together that are specified at run-time by the user.
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MemoryCache does not obey memory limits in configuration
I’m working with the .NET 4.0 MemoryCache class in an application and trying to limit the maximum cache size, but in my tests it does not appear that the cache is actually obeying the limits.
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Best way to replace multiple characters in a string?
...ent answers along with one extra.
With an input string of abc&def#ghi and replacing & -> \& and # -> \#, the fastest way was to chain together the replacements like this: text.replace('&', '\&').replace('#', '\#').
Timings for each function:
a) 1000000 loops, best of 3:...
Practical usage of setjmp and longjmp in C
Can anyone explain me where exactly setjmp() and longjmp() functions can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases.
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The required anti-forgery form field “__RequestVerificationToken” is not present Error in user Regis
...lever You should carefully check everything (fields, cookies) with fiddler and/or firebug (any browser dev tools), look at this article: asp.net/web-api/overview/security/…
– webdeveloper
Aug 13 '14 at 13:49
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open read and close a file in 1 line of code
...lose it for various reasons.
So, what you can do to keep it short, simple and explicit:
with open('pagehead.section.htm','r') as f:
output = f.read()
Now it's just two lines and pretty readable, I think.
share
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How do I search for an object by its ObjectId in the mongo console?
I've found this question answered for C# and Perl, but not in the native interface. I thought this would work:
12 Answers
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How to check BLAS/LAPACK linkage in NumPy and SciPy?
I am builing my numpy/scipy environment based on blas and lapack more or less based on this walk through.
5 Answers
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How can I see normal print output created during pytest run?
Sometimes I want to just insert some print statements in my code, and see what gets printed out when I exercise it. My usual way to "exercise" it is with existing pytest tests. But when I run these, I don't seem able to see any standard output (at least from within PyCharm, my IDE).
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