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Proxies with Python 'Requests' module
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Extracting specific columns in numpy array
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I assume you wanted columns 1 and 9?
To select multiple columns at once, use
X = data[:, [1, 9]]
To select one at a time, use
x, y = data[:, 1], data[:, 9]
With names:
data[:, ['Column Name1','Column Name2']]
You can get the names from data.dtype.na...
Python 3: UnboundLocalError: local variable referenced before assignment [duplicate]
The following code gives the error UnboundLocalError: local variable 'Var1' referenced before assignment :
5 Answers
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Generic deep diff between two objects
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148
I wrote a little class that is doing what you want, you can test it here.
Only thing that is ...
How to reset postgres' primary key sequence when it falls out of sync?
...e the sequence
SELECT setval('your_table_id_seq', COALESCE((SELECT MAX(id)+1 FROM your_table), 1), false);
COMMIT;
Source - Ruby Forum
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How do I include negative decimal numbers in this regular expression?
...ne with positive values, but I want it to also allow negative values e.g. -10, -125.5 etc.
14 Answers
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How can I match a string with a regex in Bash?
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answered Jul 2 '13 at 8:37
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Validate decimal numbers in JavaScript - IsNumeric()
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How to sort in mongoose?
... sort modifier. The only insight is in the unit tests:
spec.lib.query.js#L12
17 Answers
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New Array from Index Range Swift
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183
This works for me:
var test = [1, 2, 3]
var n = 2
var test2 = test[0..<n]
Your issue cou...