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How to get execution time in rails console?
I want compare time of execution Post.all and SELECT * FROM posts (or some other statements) How can i get execution time of Post.all ?
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When splitting an empty string in Python, why does split() return an empty list while split('\n') re
I am using split('\n') to get lines in one string, and found that ''.split() returns an empty list, [] , while ''.split('\n') returns [''] . Is there any specific reason for such a difference?
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Why does struct alignment depend on whether a field type is primitive or user-defined?
In Noda Time v2, we're moving to nanosecond resolution. That means we can no longer use an 8-byte integer to represent the whole range of time we're interested in. That has prompted me to investigate the memory usage of the (many) structs of Noda Time, which has in turn led me to uncover a slight ...
Check if a string contains a string in C++
I have a variable of type std::string . I want to check if it contains a certain std::string . How would I do that?
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form serialize javascript (no framework)
Wondering is there a function in javascript without jquery or any framework that allows me to serialize the form and access the serialized version?
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How can I profile Python code line-by-line?
I've been using cProfile to profile my code, and it's been working great. I also use gprof2dot.py to visualize the results (makes it a little clearer).
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Using C# to check if string contains a string in string array
I want to use C# to check if a string value contains a word in a string array. For example,
29 Answers
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C# operator overload for `+=`?
I am trying to do operator overloads for += , but I can't. I can only make an operator overload for + .
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Is there a printf converter to print in binary format?
I can print with printf as a hex or octal number. Is there a format tag to print as binary, or arbitrary base?
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Can you build dynamic libraries for iOS and load them at runtime?
Are dynamic libraries supported on iOS (iPhone/iPad)?
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