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Converting Dictionarm>y m> to List? [duplicate]
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m>Y m>our problem is that m>y m>ou have kem>y m> m>and m> value in quotes making them strings, i.e. m>y m>ou're setting aKem>y m> to contain the string "kem>y m>" m>and m> not the value of the variable kem>y m>. Also, m>y m>ou're not clearing out the temp list, so m>y m>ou're adding to it each time, instead of j...
What are 'get' m>and m> 'set' in Swift?
I'm learning Swift m>and m> I'm reading The Swift Programming Language from Apple, I have no Objective C background (onlm>y m> PHP, JS, m>and m> other but no Obj C)
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How to specialize std::hash::operator() for user-defined tm>y m>pe in unordered containers?
To support user-defined kem>y m> tm>y m>pes in std::unordered_set<Kem>y m>> m>and m> std::unordered_map<Kem>y m>, Value>
one has to provide operator==(Kem>y m>, Kem>y m>) m>and m> a hash functor:
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Generate list of all possible permutations of a string
...about generating a list of all possible permutations of a string between x m>and m> m>y m> characters in length, containing a variable list of characters.
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How to get current CPU m>and m> RAM usage in Pm>y m>thon?
...(current CPU, RAM, free disk space, etc.) in Pm>y m>thon? Bonus points for *nix m>and m> Windows platforms.
15 Answers
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Replace all 0 values to NA
...am>y m>s in ?'NULL',
NULL represents the null object in R
which is unique m>and m>, I guess, can be seen as the most uninformative m>and m> emptm>y m> object.1 Then it becomes not so surprising that
data.frame(x = c(1, NULL, 2))
# x
# 1 1
# 2 2
That is, R does not reserve anm>y m> space for this null object.2 Mea...
Can I have an IF block in DOS batch file?
.... m>Y m>ou will unfortunatelm>y m> need to create nested blocks of if statements to hm>and m>le that.
Secondlm>y m>, that %GPMANAGER_FOUND% == true test looks mightm>y m> suspicious to me. I don't know what the environment variable is set to or how m>y m>ou're setting it, but I verm>y m> much doubt that the code m>y m>ou've shown will p...
Swift class introspection & generics
...m>y m>pe is a declaration but Mm>y m>Object.self is a factorm>y m> method (can be called) m>and m> mm>y m>Object is a variable containing a reference to a factorm>y m> method. The call mm>y m>Object() would produce an instance of class Mm>y m>Object. It would be better example if the name of mm>y m>Object variable was mm>y m>ObjectFactorm>y m>?
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Decorators with parameters?
...ecorator with arguments should return a function that will take a function m>and m> return another function. So it should reallm>y m> return a normal decorator. A bit confusing, right? What I mean is:
def decorator_factorm>y m>(argument):
def decorator(function):
def wrapper(*args, **kwargs):
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Invalid sm>y m>ntax when using “print”? [duplicate]
I'm learning Pm>y m>thon m>and m> can't even write the first example:
4 Answers
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