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What does upstream mean in nginx?
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165
It's used for proxying requests to other servers.
An example from http://wiki.nginx.org/LoadB...
Python, remove all non-alphabet chars from string
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123
Use re.sub
import re
regex = re.compile('[^a-zA-Z]')
#First parameter is the replacement, se...
In practice, what are the main uses for the new “yield from” syntax in Python 3.3?
...rapper(reader())
for i in wrap:
print(i)
# Result
<< 0
<< 1
<< 2
<< 3
Instead of manually iterating over reader(), we can just yield from it.
def reader_wrapper(g):
yield from g
That works, and we eliminated one line of code. And probably the intent is a little ...
Why do people say that Ruby is slow? [closed]
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14 Answers
14
Active
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How do I determine scrollHeight?
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edited Jun 12 '15 at 11:57
groovecoder
1,3031515 silver badges2525 bronze badges
answered...
Include all files in a folder in a single bundle
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1 Answer
1
Active
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Why does this method print 4?
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41
I think the others have done a good job at explaining why cnt > 0, but there's not enough det...
Gets byte array from a ByteBuffer in java
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108
Depends what you want to do.
If what you want is to retrieve the bytes that are remaining (bet...
How to remove array element in mongodb?
...ollection.update(
{ _id: id },
{ $pull: { 'contact.phone': { number: '+1786543589455' } } }
);
It will find document with the given _id and remove the phone +1786543589455 from its contact.phone array.
You can use $unset to unset the value in the array (set it to null), but not to remove it c...
Can I create a named default constraint in an add column statement in SQL Server?
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answered Sep 22 '10 at 14:06
Joe StefanelliJoe Stefanelli
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