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Write a function that returns the longest palindrome in a given string
I thought of a solution but it runs in O(n^2) time
22 Answers
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Ruby on Rails and Rake problems: uninitialized constant Rake::DSL
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answered May 22 '11 at 4:11
Caley WoodsCaley Woods
4,62944 gold badges2626 silver badges3636 bronze badges
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What is the best way to compute trending topics or tags?
Many sites offer some statistics like "The hottest topics in the last 24h". For example, Topix.com shows this in its section "News Trends". There, you can see the topics which have the fastest growing number of mentions.
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“for loop” with two variables? [duplicate]
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201
If you want the effect of a nested for loop, use:
import itertools
for i, j in itertools.prod...
Getting key with maximum value in dictionary?
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25 Answers
25
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How to convert int[] into List in Java?
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20 Answers
20
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initializing a boolean array in java
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286
I just need to initialize all the array elements to Boolean false.
Either use boolean[] i...
jQuery's jquery-1.10.2.min.map is triggering a 404 (Not Found)
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1273
If Chrome DevTools is reporting a 404 for a .map file (maybe jquery-1.10.2.min.map, jquery.min...
How do you add an array to another array in Ruby and not end up with a multi-dimensional result?
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728
You've got a workable idea, but the #flatten! is in the wrong place -- it flattens its receiver...
Take the content of a list and append it to another list
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You probably want
list2.extend(list1)
instead of
list2.append(list1)
Here's the difference:
>>> a = range(5)
>>> b = range(3)
>>> c = range(2)
>>> b.append(a)
>>> b
[0, 1, 2, [0, 1, 2, 3, 4]]
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