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How do I convert a numpy array to (and display) an image?
...mple (works in Jupyter notebook)
I know there are simpler answers but this one will give you understanding of how images are actually drawn from a numpy array.
Load example
from sklearn.datasets import load_digits
digits = load_digits()
digits.images.shape #this will give you (1797, 8, 8). 1797 im...
Is there an interpreter for C? [closed]
...ce. Only Ch professional has the plotting capabilities and other features one might want.
I've never looked at this before, but having a c interpreter on hand sounds very useful, and something I will likely add to my toolset. Thanks for the question!
Edit:
Just found out that one of my favorite c...
“Too many values to unpack” Exception
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For anyone that still didnt get it (ie me) this video explains the exact same thing... with words and pictures which somehow made me understand :)
– Wesley Smith
Oct 5 '16 at 8:28
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How to determine CPU and memory consumption from inside a process?
...x these parts can be replaced by getrusage() and similar functions?
If someone with Unix know-how could edit this answer and fill in the details?!
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std::function vs template
..., but rather a tool for design situations where templates cannot be used.
One such use case arises when you need to resolve a call at run-time by invoking a callable object that adheres to a specific signature, but whose concrete type is unknown at compile-time. This is typically the case when you...
static function in C
...e compiler detect that and turn off the static function optimizations mentioned in this answer (eg using a non-standard ABI)? I suppose it'd have to.
– sevko
Jul 12 '18 at 15:52
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nil detection in Go
...functions, interfaces, slices, channels, and maps. This initialization is done recursively, so for instance each element of an array of structs will have its fields zeroed if no value is specified.
As you can see, nil is not the zero value for every type but only for pointers, functions, interface...
Why does comparing strings using either '==' or 'is' sometimes produce a different result?
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@Крайст: there is only a single None value. So it always has the same id.
– SilentGhost
Oct 29 '12 at 9:57
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Java NIO FileChannel versus FileOutputstream performance / usefulness
...as been that this buffer size is ripe for tuning. I've settled on 4KB for one part of my application, 256KB for another. I suspect your code is suffering with such a large buffer. Run some benchmarks with buffers of 1KB, 2KB, 4KB, 8KB, 16KB, 32KB and 64KB to prove it to yourself.
Don't perform j...
Improving bulk insert performance in Entity framework [duplicate]
...duction code, because it can work in your environment but not in customers one. Anyway works great
– Ondra
Nov 8 '13 at 16:27
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