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Getting indices of True values in a boolean list
...t;>> list(compress(xrange(len(t)), t))
[4, 5, 7]
>>> t = t*1000
>>> %timeit [i for i, x in enumerate(t) if x]
100 loops, best of 3: 2.55 ms per loop
>>> %timeit list(compress(xrange(len(t)), t))
1000 loops, best of 3: 696 µs per loop
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Professional jQuery based Combobox control? [closed]
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answered Oct 13 '08 at 2:12
Elijah ManorElijah Manor
17.5k1616 gold badges6969 silver badges7979 bronze badges
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Could not execute editor
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answered Nov 4 '10 at 11:25
Rob WilkersonRob Wilkerson
36.7k4141 gold badges126126 silver badges182182 bronze badges
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The import javax.servlet can't be resolved [duplicate]
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You need to add the Servlet API to your classpath. In Tomcat 6.0, this is in a JAR called servlet-api.jar in Tomcat's lib folder. You can either add a reference to that JAR to the project's classpath, or put a copy of the JAR in your Eclipse project and add it to the classpath from there...
Git: add vs push vs commit
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 26 '11 at 18:28
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Taskkill /f doesn't kill a process
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edited Oct 15 '13 at 13:09
LaurentG
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answered O...
difference between width auto and width 100 percent
...he widths of those do not add to the total width of the element.
Width 100%
On the other hand, if you specify width:100%, the element’s total width will be 100% of its containing block plus any horizontal margin, padding and border (unless you’ve used box-sizing:border-box, in which case ...
What is the difference between UTF-8 and Unicode?
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520
To expand on the answers others have given:
We've got lots of languages with lots of characters...
How do you do block comments in YAML?
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2069
YAML supports inline comments, but does not support block comments.
From Wikipedia:
Comme...
Why is typeof null “object”?
...s were represented as a type tag and a value. The type tag for objects was 0. null was represented as the NULL pointer (0x00 in most platforms). Consequently, null had 0 as type tag, hence the "object" typeof return value. (reference)
A fix was proposed for ECMAScript (via an opt-in), but was rejec...