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What Haskell representation is recommended for 2D, unboxed pixel arrays with millions of pixels?
I want to tackle some image-processing problems in Haskell. I'm working with both bitonal (bitmap) and color images with millions of pixels. I have a number of questions:
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Should I use string.isEmpty() or “”.equals(string)?
...turn false if it's null), which you seem to not care about. If you're not worried about s being null (or are otherwise checking for it), I would definitely use s.isEmpty(); it shows exactly what you're checking, you care whether or not s is empty, not whether it equals the empty string
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Node.js - getting current filename
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for a script named script.js, you'll get script.js. If you want to have the name only without extension, as we are speaking here of a js script you can use var scriptName = path.basename(__filename, '.js'); or var scriptName =...
How do I check the operating system in Python?
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You can use sys.platform:
from sys import platform
if platform == "linux" or platform == "linux2":
# linux
elif platform == "darwin":
# OS X
elif platform == "win32":
# Windows...
sys.platform has finer granularity than sys.name.
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Difference between binary tree and binary search tree
...ch node has up to two leaves
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Binary search tree: Used for searching. A binary tree where the left child contains only nodes with values less than the parent node, and where the right child only contains nodes with values greater than or equal to the parent.
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What does the -ObjC linker flag do?
I have an app that works with and without the linker flag. However, without the linker flag, I get a very different behaviour when adding data to a view.
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How to navigate through a vector using iterators? (C++)
The goal is to access the "nth" element of a vector of strings instead of the [] operator or the "at" method. From what I understand, iterators can be used to navigate through containers, but I've never used iterators before, and what I'm reading is confusing.
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How do you attach and detach from Docker's process?
I can attach to a docker process but Ctrl + c doesn't work to detach from it. exit basically halts the process.
15 Ans...
How to compare variables to undefined, if I don’t know whether they exist? [duplicate]
... but how can you compare a value that you don’t know yet if it’s in memory?
5 Answers
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How to version REST URIs
... The question is, is it a different RESOURCE we are discussing? Or a different representation of that resource? Does REST make a distinction between the representation and the resource?
– Cheeso
Jun 9 '09 at 20:16
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