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#pragma mark in Swift?
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+1 for recommending extensions. Even with MARK working now, using extensions to group some kinds of semantically related code (especially protocol implementations) can still be useful. IMHO it reads a lot better to have your declaration of protocol conformance right next to the m...
How to join (merge) data frames (inner, outer, left, right)
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This works in data.table now, same function just faster.
– marbel
Dec 2 '16 at 19:44
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sho...
HTTP could not register URL http://+:8000/HelloWCF/. Your process does not have access rights to thi
...o environment and open it again by using 'Run as administrator'. It should now run successfully.
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How to remove all MySQL tables from the command-line without DROP database permissions? [duplicate]
...pointing the issue with backticks. I fixed the query and it runs perfectly now with (group, select and other tables).
– Kostanos
Sep 4 '14 at 13:05
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Web Application Problems (web.config errors) HTTP 500.19 with IIS7.5 and ASP.NET v2
...JAX Extensions was the problem. I commented that section out since AJAX is now built into 3.5
– jdiaz
Dec 3 '09 at 3:09
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Comparison of C++ unit test frameworks [closed]
I know there are already a few questions regarding recommendations for C++ unit test frameworks, but all the answers did not help as they just recommend one of the frameworks but do not provide any information about a (feature) comparison.
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How to install Java SDK on CentOS?
I have CentOS 5, but I don't know the steps to install Java SDK on Linux.
12 Answers
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How to access the ith column of a NumPy multidimensional array?
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[3, 4],
[5, 6]])
As you already know from other answers, to get it in the form of "row vector" (array of shape (3,)), you use slicing:
arr_c1_ref = arr[:, 1] # creates a reference to the 1st column of the arr
arr_c1_copy = arr[:, 1].copy() # creates a cop...
How do you create a read-only user in PostgreSQL?
...ble to create tables anyway
GRANT CREATE ON SCHEMA public to writeuser;
# Now create the read-only user
CREATE ROLE readonlyuser WITH LOGIN ENCRYPTED PASSWORD 'strongpassword';
GRANT SELECT ON ALL TABLES IN SCHEMA public TO readonlyuser;
If your read-only user doesn't have permission to list tabl...
What is the tilde (~) in the enum definition?
I'm always surprised that even after using C# for all this time now, I still manage to find things I didn't know about...
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