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How to extract request http headers from a request using NodeJS connect
I'd like to get the "Host" header of a request made using Node JS's connect library bundle. My code looks like:
4 Answers
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What is the result of % in Python?
...or exception. The arguments may be floating point numbers, e.g., 3.14%0.7 equals 0.34 (since 3.14 equals 4*0.7 + 0.34.) The modulo operator always yields a result with the same sign as its second operand (or zero); the absolute value of the result is strictly smaller than the absolute value of the s...
Python: how to print range a-z?
...k l m n
>>> print(" ".join(small_letters[0::2]))
a c e g i k m o q s u w y
>>> s = small_letters[0:(ord('n')-ord('a')+1):2]
>>> print(" ".join(s))
a c e g i k m
>>> urls = ["hello.com/", "hej.com/", "hallo.com/"]
>>> print([x + y for x, y in zip(urls, ...
How to view method information in Android Studio?
...X, Android Studio > Preferences > Editor > General and check Show quick documentation on mouse move:
Other ways:
You can go into your IntelliJ's bin folder and search for idea.properties. Add this line to the document:
auto.show.quick.doc=true
Now you'll have the same floating docs w...
AngularJS ui-router login authentication
...s principal. It can be checked to see if the user is logged in, and upon request, it can resolve an object that represents the essential information about the user's identity. This can be whatever you need, but the essentials would be a display name, a username, possibly an email, and the roles a us...
What is more efficient? Using pow to square or just multiply it with itself?
..., as I thought it would. I guess since errno is a global, thread safety requires that it call pow to possibly set errno multiple times... exp=1 and exp=2 are fast because the pow call is hoisted out of the loop with just -O3.. (with -ffast-math, it does the sum-of-8 outside the loop, too.)
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Grep and Sed Equivalent for XML Command Line Processing
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Doesn't support XQuery though, as far as I can tell.
– Steve Bennett
Jun 9 '11 at 1:14
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In Vim, is there a way to paste text in the search line?
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I was looking for this answer when I searched for this question in google, I wonder why this has negative votes.
– santiago arizti
Oct 6 '17 at 15:03
add a...
How to make the division of 2 ints produce a float instead of another int?
...rators, so let it stand here for future reference.
– quantum
May 2 '11 at 8:39
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How to get the instance id from within an ec2 instance?
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See the EC2 documentation on the subject.
Run:
wget -q -O - http://169.254.169.254/latest/meta-data/instance-id
If you need programatic access to the instance ID from within a script,
die() { status=$1; shift; echo "FATAL: $*"; exit $status; }
EC2_INSTANCE_ID="`wget -q -O - ...