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How to get maximum value from the Collection (for example ArrayList)?
There is an ArrayList which stores integer values. I need to find the maximum value in this list. E.g. suppose the arrayList stored values are : 10, 20, 30, 40, 50 and the max
value would be 50 .
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Omit rows containing specific column of NA
I want to know how to omit NA values in a data frame, but only in some columns I am interested in.
8 Answers
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Graph Algorithm To Find All Connections Between Two Arbitrary Vertices
I am trying to determine the best time efficient algorithm to accomplish the task described below.
16 Answers
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VIM + JSLint?
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You can follow the intructions from JSLint web-service + VIM integration or do what I did:
Download http://jslint.webvm.net/mylintrun.js and http://www.jslint.com/fulljslint.js
and put them in a directory of your choice.
Then ...
Sorting Python list based on the length of the string
...than y, 0 if x is equal to y, and 1 if x is greater than y.
Of course, you can instead use the key parameter:
xs.sort(key=lambda s: len(s))
This tells the sort method to order based on whatever the key function returns.
EDIT: Thanks to balpha and Ruslan below for pointing out that you can just pass...
How can I strip first and last double quotes?
I want to strip double quotes from:
13 Answers
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Iterating through a Collection, avoiding ConcurrentModificationException when removing objects in a
We all know you can't do the following because of ConcurrentModificationException :
26 Answers
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How Do You Clear The IRB Console?
How do you clear the IRB console screen?
21 Answers
21
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NameError: name 'reduce' is not defined in Python
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@julio.alegria: Because Guido hates it.
– Ignacio Vazquez-Abrams
Dec 31 '11 at 16:55
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How do I add the contents of an iterable to a set?
What is the "one [...] obvious way" to add all items of an iterable to an existing set ?
6 Answers
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