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Pairs from single list
... it = iter(t)
return izip(it,it)
# for "pairs" of any length
def chunkwise(t, size=2):
it = iter(t)
return izip(*[it]*size)
When you want to pair all elements you obviously might need a fillvalue:
from itertools import izip_longest
def blockwise(t, size=2, fillvalue=None):
it = ...
Checking if a string array contains a value, and if so, getting its position
... edited Jun 29 '15 at 14:04
Niklas
11.9k2020 gold badges6666 silver badges114114 bronze badges
answered Oct 23 '11 at 16:20
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Should I use Java's String.format() if performance is important?
We have to build Strings all the time for log output and so on. Over the JDK versions we have learned when to use StringBuffer (many appends, thread safe) and StringBuilder (many appends, non-thread-safe).
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Difference between case object and object
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axel22
30.7k99 gold badges119119 silver badges134134 bronze badges
answered Mar 11 '11 at 10:28
Dave GriffithDav...
Is there a way to make npm install (the command) to work behind proxy?
Read about a proxy variable in a .npmrc file but it does not work. Trying to avoid manually downloading all require packages and installing.
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How to delete files older than X hours
...d $LOCATION -name $REQUIRED_FILES -type f -mmin +360 -delete
Or maybe look at using tmpwatch to do the same job. phjr also recommended tmpreaper in the comments.
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Getting command-line password input in Python
You know how in Linux when you try some Sudo stuff it tells you to enter the password and, as you type, nothing is shown in the terminal window (the password is not shown)?
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Best way to disable button in Twitter's Bootstrap [duplicate]
... $('button').prop('disabled', true); part, the button will automatically take the disabled class.
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Javascript How to define multiple variables on a single line?
...er to the same object in memory, they are not "unique" since anytime you make a reference to an object ( array, object literal, function ) it's passed by reference and not value. So if you change just one of those variables, and wanted them to act individually you will not get what you want because ...
Sort objects in an array alphabetically on one property of the array
Let's say you have a JavaScript class like this
13 Answers
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