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Implications of foldr vs. foldl (or foldl')
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The recursion for foldr f x ys where ys = [y1,y2,...,yk] looks like
f y1 (f y2 (... (f yk x) ...))
whereas the recursion for foldl f x ys looks like
f (... (f (f x y1) y2) ...) yk
An important difference here is that if the result of f x y can be computed using only...
How can I split a text into sentences?
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12 Answers
12
Active
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Ruby Hash to array of values
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265
Also, a bit simpler....
>> hash = { "a"=>["a", "b", "c"], "b"=>["b", "c"] }
=>...
UIView frame, bounds and center
...s) among the previous properties:
frame.origin = center - (bounds.size / 2.0)
center = frame.origin + (bounds.size / 2.0)
frame.size = bounds.size
NOTE: These relationships do not apply if views are rotated. For further info, I will suggest you take a look at the following image taken from The K...
Check if directory mounted with bash
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answered Feb 23 '12 at 23:12
Christopher NeylanChristopher Neylan
7,17933 gold badges3232 silver badges4848 bronze badges
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How to change options of with jQuery?
...s in an object you can:
var newOptions = {"Option 1": "value1",
"Option 2": "value2",
"Option 3": "value3"
};
var $el = $("#selectId");
$el.empty(); // remove old options
$.each(newOptions, function(key,value) {
$el.append($("<option></option>")
.attr("value", value).text(ke...
How do I decode a URL parameter using C#?
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answered Sep 10 '09 at 12:41
TheVillageIdiotTheVillageIdiot
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How do I import the javax.servlet API in my Eclipse project?
...ntainer-specific libraries like servlet-api.jar, jsp-api.jar, el-api.jar, j2ee.jar, javaee.jar, etc. It would only lead to future portability, compatibility, classpath and maintainability troubles, because your webapp would not work when it's deployed to a servletcontainer of a different make/versio...
Delete column from pandas DataFrame
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edited Apr 7 '19 at 22:01
cs95
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answer...
Regular expression to match non-ASCII characters?
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257
This should do it:
[^\x00-\x7F]+
It matches any character which is not contained in the ASC...