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How to convert a string with comma-delimited items to a list in Python?
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Like this:
>>> text = 'a,b,c'
>>> text = text.split(',')
>>> text
[ 'a', 'b', 'c' ]
Alternatively, you can use eval() if you trust the string to be safe:
>>> text = 'a,b,c'
>>> t...
Does SQLAlchemy have an equivalent of Django's get_or_create?
...t's basically the way to do it, there is no shortcut readily available AFAIK.
You could generalize it ofcourse:
def get_or_create(session, model, defaults=None, **kwargs):
instance = session.query(model).filter_by(**kwargs).first()
if instance:
return instance, False
else:
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Difference between Math.Floor() and Math.Truncate()
...rounds up, and Math.Truncate rounds towards zero. Thus, Math.Truncate is like Math.Floor for positive numbers, and like Math.Ceiling for negative numbers. Here's the reference.
For completeness, Math.Round rounds to the nearest integer. If the number is exactly midway between two integers, then it ...
In SQL, what's the difference between count(column) and count(*)?
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Vishwanath Dalvi
30.2k3636 gold badges114114 silver badges144144 bronze badges
answered Sep 12 '08 at 15:28
SQLMenaceSQLMe...
LLVM C++ IDE for Windows
... is integrated with the LLVM compiler (and Clang C/C++ analyzer), just like modern Xcode do.
13 Answers
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Cloning an Object in Node.js
...ify(obj1));
Possibility 2 (deprecated)
Attention: This solution is now marked as deprecated in the documentation of Node.js:
The util._extend() method was never intended to be used outside of internal Node.js modules. The community found and used it anyway.
It is deprecated and should not be used ...
How to delete all data from solr and hbase
... edited Sep 29 '17 at 19:11
Karl Richter
5,6011313 gold badges4949 silver badges105105 bronze badges
answered Oct 11 '11 at 7:16
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How to check for valid email address? [duplicate]
Is there a good way to check a form input using regex to make sure it is a proper style email address? Been searching since last night and everybody that has answered peoples questions regarding this topic also seems to have problems with it if it is a subdomained email address.
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heroku - how to see all the logs
I have a small app on heroku. Whenever I want to see the logs I go to the command line and do
19 Answers
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Is there a JSON equivalent of XQuery/XPath?
When searching for items in complex JSON arrays and hashes, like:
15 Answers
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