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Postgresql aggregate array
...nt name on GROUP BY.
CREATE TABLE grade
(Student_id int, Mark varchar(2));
INSERT INTO grade
(Student_id, Mark)
VALUES
(1, 'A'),
(2, 'B'),
(2, 'B+'),
(3, 'C'),
(3, 'A');
CREATE TABLE student
(Id int primary key, Name varchar(5));
INSERT INTO student
(Id, Name...
How can I make git do the “did you mean” suggestion?
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edited Feb 6 '12 at 19:02
MotoWilliams
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Applying function with multiple arguments to create a new pandas column
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>>> import numpy as np
>>> df = pd.DataFrame({"A": [10,20,30], "B": [20, 30, 10]})
>>> df['new_column'] = np.multiply(df['A'], df['B'])
>>> df
A B new_column
0 10 20 200
1 20 30 600
2 30 10 300
or vectorize arbitrary functi...
Hibernate dialect for Oracle Database 11g?
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Use the Oracle 10g dialect. Also Hibernate 3.3.2+ is required for recent JDBC drivers (the internal class structure changed - symptoms will be whining about an abstract class).
Dialect of Oracle 11g is same as Oracle 10g (org.hibernate.dialect.Oracle10gDialect). Source: ...
Using numpad in Vi (Vim) via PuTTY
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Peter Mortensen
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answered Sep 2 '11 at 14:12
PyklerPykler
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IISExpress Log File Location
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You can update above directory paths to change the log file locations.
2 . If you are running IIS Express from command line, you can use '/config' switch to provide configuration file of your choice. Following link may help you http://learn.iis.net/page.aspx/870/running-iis-express-from-the-comm...
Mocking Extension Methods with Moq
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Aug 23 '11 at 6:20
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Error to install Nokogiri on OSX 10.9 Maverick?
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245
You can also install Nokogiri on Mac OS X 10.9 Mavericks with full XCode Install using:
gem i...
open-ended function arguments with TypeScript
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275
The TypeScript way of doing this is to place the ellipsis operator (...) before the name of th...