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MySQL: Insert record if not exists in table
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16 Answers
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WAMP error: Forbidden You don't have permission to access /phpmyadmin/ on this server
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How to sort a collection by date in MongoDB?
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What's the difference between eval, exec, and compile?
...ed as an expression, so it really does not return anything).
In versions 1.0 - 2.7, exec was a statement, because CPython needed to produce a different kind of code object for functions that used exec for its side effects inside the function.
In Python 3, exec is a function; its use has no effec...
Disable a group of tests in rspec?
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To disable a tree of specs using RSpec 3 you can:
before { skip }
# or
xdescribe
# or
xcont...
What does Bump Version stand for?
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It means to increment the version number to a new, unique value.
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Javascript: formatting a rounded number to N decimals
...number, something like:
var s = number.toString();
if (s.indexOf('.') == -1) s += '.';
while (s.length < s.indexOf('.') + 4) s += '0';
(Note that this assumes that the regional settings of the client uses period as decimal separator, the code needs some more work to function for other settings...
How to convert an array of strings to an array of floats in numpy?
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Well, if you're reading the data in as a list, just do np.array(map(float, list_of_strings)) (...
Odd behavior when Java converts int to byte?
Mindboggling. Why is the output -124 ?
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