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How can you do anything useful without mutable state?
I've been reading a lot of stuff about functional programming lately, and I can understand most of it, but the one thing I just can't wrap my head around is stateless coding. It seems to me that simplifying programming by removing mutable state is like "simplifying" a car by removing the dashboard:...
Why does `True == False is False` evaluate to False? [duplicate]
...comparison, so
True == False is False
is equivalent to
(True == False) and (False is False)
This can be surprising in this case, but lets you write 1 <= x < 4 unlike in other languages like C.
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What are some compelling use cases for dependent method types?
...perimental feature before, has now been enabled by default in the trunk , and apparently this seems to have created some excitement in the Scala community.
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Delete Local Folder in TFS
...o delete my local copy. The problem is that TFS wants to mirror the change and delete the folder from source control, I don't want to remove it from TFS.
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seek() function?
...mentation regarding the seek() function in python (after having to use it) and although it helped me I am still a bit confused on the actual meaning of what it does, any explanations are much appreciated, thank you.
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How to pass the value of a variable to the stdin of a command?
...e somewhat secure i.e. does not pass secure data through parameters of commands and preferably does not use temporary files. How can I pass a variable to the stdin of a command? Or, if it's not possible, how to correctly use temporary files for such task?
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What is LDAP used for?
I know that LDAP is used to provide some information and to help facilitate authorization.
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How can I get a channel ID from YouTube?
...my channel ID.
I've tried to find my channel ID from my YouTube account, and I failed in every single way.
If anyone have a single tip for me, I would be incredible glad.
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What is difference between sjlj vs dwarf vs seh?
... I'm using GCC. Everything is great. I can optimize code, it compiles fast and uses not-so-much memory.
2 Answers
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Why doesn't Python have a sign function?
I can't understand why Python doesn't have a sign function. It has an abs builtin (which I consider sign 's sister), but no sign .
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