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How to copy a dictionary and only edit the copy
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Python never implicitly copies objects. When you set dict2 = dict1, you are making them refer to the same exact dict object, so when you mutate it, all references to it keep referring to the object in its current state.
If you want to copy the dict (which ...
Declaration of Methods should be Compatible with Parent Methods in PHP
What are possible causes of this error in PHP? Where can I find information about what it means to be compatible ?
5 Answe...
What's the difference between “mod” and “remainder”?
My friend said that there are differences between "mod" and "remainder".
5 Answers
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Logical XOR operator in C++?
... such a thing? It is the first time I encountered a practical need for it, but I don't see one listed in Stroustrup . I intend to write:
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Is there a native jQuery function to switch elements?
... found an interesting way to solve this using only jQuery:
$("#element1").before($("#element2"));
or
$("#element1").after($("#element2"));
:)
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Can someone explain in simple terms to me what a directed acyclic graph is?
...e terms to me what a directed acyclic graph is? I have looked on Wikipedia but it doesn't really make me see its use in programming.
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Generate colors between red and green for a power meter?
... just linearly scale the red and green values. Assuming your max red/green/blue value is 255, and n is in range 0 .. 100
R = (255 * n) / 100
G = (255 * (100 - n)) / 100
B = 0
(Amended for integer maths, tip of the hat to Ferrucio)
Another way to do would be to use a HSV colour model, and cycle ...
Set Additional Data to highcharts series
is there any way to pass some additional data to the series object that will use to show in the chart 'tooltip'?
5 Answers
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How to convert comma-delimited string to list in Python?
Given a string that is a sequence of several values separated by a commma:
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YAML current date in rmarkdown
...k to put the current date in the YAML front-matter of a .rmd document to be processed by knitr and the rmarkdown package. I used to have the following line at the top of my wiki pages,
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