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How do you prevent install of “devDependencies” NPM modules for Node.js (package.json)?
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Oh my god. I totally had NODE_ENV=production from something else I was doing and could not figure out for the life of me why npm install wouldn't install dependencies. Thanks for the thorough answer.
– aendrew
May 5 '15 at 23:29
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What does “export” do in shell programming? [duplicate]
...and also lines just showing $ to show more clearly that there is no output from the grep command. Of course, feel free to rollback if you think this loses readability
– fedorqui 'SO stop harming'
Apr 26 '15 at 18:53
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Can you “ignore” a file in Perforce?
...4V IDE to sync up any files that I have been working on while disconnected from the P4 depot. It launches another window that performs a 'Folder Diff'.
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Iterate through pairs of items in a Python list [duplicate]
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From itertools receipes:
from itertools import tee
def pairwise(iterable):
"s -> (s0,s1), (s1,s2), (s2, s3), ..."
a, b = tee(iterable)
next(b, None)
return zip(a, b)
for v, w in pairwise(a):
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Seeding the random number generator in Javascript
...d.
Thankfully, hash functions are very good at generating seeds for PRNGs from short strings. A good hash function will generate very different results even when two strings are similar. Here's an example based on MurmurHash3's mixing function:
function xmur3(str) {
for(var i = 0, h = 17790337...
How to access SOAP services from iPhone
...on and parsing) to deal with the occasional need to do SOAP style requests from Objective-C. That said, there's a library available called SOAPClient (soapclient) that is open source (BSD licensed) and available on Google Code (mac-soapclient) that might be of interest.
I won't attest to it's abili...
Using multiple arguments for string formatting in Python (e.g., '%s … %s')
...o seperate the arguments so that they are two different %s. My mind coming from Java came up with this:
8 Answers
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How to git log from all branches for the author at once?
...r command is right, since you use the --all switch which gives all commits from all branches. To answer the question in your comment, it works also in bare repositories.
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What is the pythonic way to detect the last element in a 'for' loop?
...cess_line(line)
# No way of telling if this is the last line!
Apart from that, I don't think there is a generally superior solution as it depends on what you are trying to do. For example, if you are building a string from a list, it's naturally better to use str.join() than using a for loop ...
When to use virtual destructors?
...n delete b], if the static type of the
object to be deleted is different from its dynamic type, the static
type shall be a base class of the dynamic type of the object to be
deleted and the static type shall have a virtual destructor or the
behavior is undefined.
In most implementations, t...