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foldl versus foldr behavior with infinite lists
... so here's a more general overview:
Consider folding a list of n values [x1, x2, x3, x4 ... xn ] with some function f and seed z.
foldl is:
Left associative: f ( ... (f (f (f (f z x1) x2) x3) x4) ...) xn
Tail recursive: It iterates through the list, producing the value afterwards
Lazy: Nothing i...
Streaming a video file to an html5 video player with Node.js so that the video controls continue to
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117
The Accept Ranges header (the bit in writeHead()) is required for the HTML5 video controls to ...
What is the correct way to get a subarray in Scala?
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131
You can call the slice method:
scala> Array("foo", "hoo", "goo", "ioo", "joo").slice(1, 4)...
Override configured user for a single git commit
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184
First, the author is not necessarily the same as the committer. Git tracks both.
To set what...
Firefox Web Console Disabled?
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160
This happens when the page itself defines a global variable called console, for example. If t...
How to revert a folder to a particular commit by creating a patch
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156
You can use git checkout to update your repository to a specific state.
git checkout e095 -- ...
urllib2.HTTPError: HTTP Error 403: Forbidden
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171
By adding a few more headers I was able to get the data:
import urllib2,cookielib
site= "htt...
Calling a base class's classmethod in Python
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121
If you're using a new-style class (i.e. derives from object in Python 2, or always in Python 3...