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What does “fragment” mean in ANTLR?
...reference)
# ABBCCCDDDDEEEEE ABCDE
# FFGGHHIIJJKK FGHIJK
# ABCDEFGHIJKL
$ python3 Main.py input.txt
(content (rule0 ABBCCC) (rule0 DDDDEEEEE) (rule0 ABC) (rule0 DE) (rule0 FF) (rule0 GGHHII) (rule0 F) (rule0 GHI) (rule0 ABC) (rule0 DEF) (rule0 GHI) <EOF>)
ABBCCC
DDDDEEEEE
ABC
DE
FF
GGHHII
F
...
How to access parameters in a RESTful POST method
...ng JSON objects (see the jersey docs for details). Create a class like:
@XmlRootElement
public class MyJaxBean {
@XmlElement public String param1;
@XmlElement public String param2;
}
Then your @POST method would look like the following:
@POST @Consumes("application/json")
@Path("/create...
Is it better to return null or empty collection?
...ollection is passed, or no table at all, if null is passed.
in a Object-to-XML (JSON/whatever), where null would mean the element is missing, while an empty collection would render a redundant (and possibly incorrect) <collection />
you are using or implementing an API which explicitly states ...
Gradients in Internet Explorer 9
...et($_GET['to']) ? $_GET['to'] : '000000';
header('Content-type: image/svg+xml; charset=utf-8');
echo '<?xml version="1.0"?>
';
?>
<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="100%" height="100%">
<defs>
<linearGradient id="linear-gradient" x1="0...
Getting only 1 decimal place [duplicate]
...ing to represent it with only one digit:
print("{:.1f}".format(number)) # Python3
print "%.1f" % number # Python2
or actually round off the other decimal places?
round(number,1)
or even round strictly down?
math.floor(number*10)/10
...
Negative list index? [duplicate]
... the end of the list, so n[-1] means the last item in the list n. Any good Python tutorial should have told you this.
It's an unusual convention that only a few other languages besides Python have adopted, but it is extraordinarily useful; in any other language you'll spend a lot of time writing n[...
numpy matrix vector multiplication [duplicate]
...pected, but I simply cannot find any information about how this is done in Python's Numpy module.
1 Answer
...
How to calculate the sentence similarity using word2vec model of gensim with python
...an you provide a bit of pseudocode on how to do this (I'm not using gensim/python)
– dcsan
Sep 2 '18 at 4:53
add a comment
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...
initialize a numpy array
...ly store values, but they need to be have fixed size to obtain this speed. Python lists are designed to be more flexible at the cost of speed and size.
– Justin Peel
Dec 26 '10 at 22:10
...
django unit tests without a db
...it like the following with --settings flag set to your new settings file:
python manage.py test myapp --settings='no_db_settings'
UPDATE: April/2018
Since Django 1.8, the module django.test.simple.DjangoTestSuiteRunner were moved to 'django.test.runner.DiscoverRunner'.
For more info check offic...