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Display names of all constraints for a table in Oracle SQL
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You need to query the data dictionary, specifically the USER_CONS_COLUMNS view to see the table columns and corresponding constraints:
SELECT *
FROM user_cons_columns
WHERE table_name = '<your table name>';
FYI, unless you specifically created your table with ...
How to save all the variables in the current python session?
I want to save all the variables in my current python environment. It seems one option is to use the 'pickle' module. However, I don't want to do this for 2 reasons:
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How do I list all versions of a gem available at a remote site?
I'm trying to find out all the remotely available versions of a specified gem.
4 Answers
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Why should weights of Neural Networks be initialized to random numbers? [closed]
I am trying to build a neural network from scratch.
Across all AI literature there is a consensus that weights should be initialized to random numbers in order for the network to converge faster.
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How to download all files (but not HTML) from a website using wget?
How to use wget and get all the files from website?
8 Answers
8
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How to use Python's pip to download and keep the zipped files for a package?
...the pip command to download a package (and its dependencies), but keep all of the zipped files that get downloaded (say, django-socialregistration.tar.gz) - is there a way to do that?
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Is there a way of setting culture for a whole application? All current threads and new threads?
Is there a way of setting culture for a whole application? All current threads and new threads?
10 Answers
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Turn off deprecated errors in PHP 5.3
My server is running PHP 5.3 and my WordPress install is spitting these errors out on me, causing my session_start() to break.
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How to collapse all methods in Xcode?
How to collapse all methods in a class in Xcode?
4 Answers
4
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Pythonic way to check if a list is sorted or not
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Actually we are not giving the answer anijhaw is looking for. Here is the one liner:
all(l[i] <= l[i+1] for i in xrange(len(l)-1))
For Python 3:
all(l[i] <= l[i+1] for i in range(len(l)-1))
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