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python numpy ValueError: operands could not be broadcast together with shapes
In numpy, I have two "arrays", X is (m,n) and y is a vector (n,1)
6 Answers
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Show a PDF files in users browser via PHP/Perl
...n why I use cgi to show the pdf is I want to track the clicks for the pdf, and cloak the real location of the saved pdf.
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Spring MVC type conversion : PropertyEditor or Converter?
I am looking for the easiest and simplest way to bind and convert data in Spring MVC. If possible, without doing any xml configuration.
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How to create byte array from HttpPostedFile
.... Thank you for this simple solution (with the comments of jeff, Spongeboy and Chris)!
– David
Jun 9 '10 at 14:59
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Skip a submodule during a Maven build
...ation tests to be run by default, I added activeByDefault to that profile, and then had to add another empty profile (e.g. skip-integration-tests) to be able to skip them.
– denishaskin
Nov 29 '11 at 12:57
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SQL Server 2008: how do I grant privileges to a username?
...ur-user-name'
If you need to be more granular, you can use the GRANT command:
GRANT SELECT, INSERT, UPDATE ON dbo.YourTable TO YourUserName
GRANT SELECT, INSERT ON dbo.YourTable2 TO YourUserName
GRANT SELECT, DELETE ON dbo.YourTable3 TO YourUserName
and so forth - you can granularly give SELECT...
How does MongoDB sort records when no sort order is specified?
...ementation detail. Maintaining order is extra overhead for storage engines and MongoDB's API does not mandate predictability outside of an explicit sort() or the special case of fixed-sized capped collections which have associated usage restrictions. For typical workloads it is desirable for the sto...
Psql list all tables
...in all schemas. This will include tables in pg_catalog, the system tables, and those in information_schema. There's no built-in way to say "all tables in all user-defined schemas"; you can, however, set your search_path to a list of all schemas of interest before running \dt.
You may want to do thi...
How does “304 Not Modified” work exactly?
...e then does the browser need to make the request? (as it could stub in 304 and not make the request at all)... you want this e.g. with "fingerprinted" assets (they're good forever). Else what's the point of max-age...
– Andy Hayden
Apr 6 '16 at 7:16
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What's the difference between belongs_to and has_one?
What is the difference between a belongs_to and a has_one ?
5 Answers
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