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Why are preprocessor macros evil and what are the alternatives?
I have always asked this but I have never received a really good answer; I think that almost any programmer before even writing the first "Hello World" had encountered a phrase like "macro should never be used", "macro are evil" and so on, my question is: why? With the new C++11 is there a real alte...
In Python, when to use a Dictionary, List or Set?
When should I use a dictionary, list or set?
11 Answers
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Bootstrap NavBar with left, center or right aligned items
In Bootstrap , what is the most platform-friendly way to create a navigation bar that has Logo A on the left, menu items in the center, and Logo B on the right?
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What is a 'Closure'?
I asked a question about Currying and closures were mentioned.
What is a closure? How does it relate to currying?
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Pandas groupby: How to get a union of strings
I have a dataframe like this:
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What is HEAD in Git?
You see the Git documentation saying things like
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Using a piano keyboard as a computer keyboard [closed]
I have RSI problems and have tried 30 different computer keyboards which all caused me pain. Playing piano does not cause me pain. I have played piano for around 20 years without any pain issues. I would like to know if there is a way to capture MIDI from a MIDI keyboard and output keyboard stroke...
What is the difference between null and undefined in JavaScript?
I want to know what the difference is between null and undefined in JavaScript.
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How does the static modifier affect this code?
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Understanding the map function
Apply function to every item of iterable and return a list of the results. If additional iterable arguments are passed, function must take that many arguments and is applied to the items from all iterables in parallel.
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