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fatal error: Python.h: No such file or directory
I am trying to build a shared library using a C extension file but first I have to generate the output file using the command below:
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Eclipse comment/uncomment shortcut?
I thought this would be easy to achieve, but so far I haven't found solutions for comment/uncomment shortcut on both Java class editor and jsf faceted webapp XHTML file editor :
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Convert Python dict into a dataframe
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The error here, is since calling the DataFrame constructor with scalar values (where it expects values to be a list/dict/... i.e. have multiple columns):
pd.DataFrame(d)
ValueError: If using all scalar values, you must must pass...
Cluster analysis in R: determine the optimal number of clusters
...1)*i^2))))
plot(d)
One. Look for a bend or elbow in the sum of squared error (SSE) scree plot. See http://www.statmethods.net/advstats/cluster.html & http://www.mattpeeples.net/kmeans.html for more. The location of the elbow in the resulting plot suggests a suitable number of clusters for th...
What Xcode keyboard shortcuts do you use regularly? [closed]
What Xcode keyboard shortcuts do you use regularly?
16 Answers
16
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How to detect if multiple keys are pressed at once using JavaScript?
I'm trying to develop a JavaScript game engine and I've came across this problem:
13 Answers
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Creating a copy of a database in PostgreSQL [closed]
...TABASE newdb WITH TEMPLATE originaldb OWNER dbuser;
Still, you may get:
ERROR: source database "originaldb" is being accessed by other users
To disconnect all other users from the database, you can use this query:
SELECT pg_terminate_backend(pg_stat_activity.pid) FROM pg_stat_activity
WHERE ...
Get a substring of a char* [duplicate]
For example, I have this
5 Answers
5
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How to convert List to List?
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I'm getting an error when omitting the arrow syntax. This works: List<string> sss = new List<string>(); IEnumerable<int> test1 = sss.Select<string, int>(x => Convert.ToInt32(x)); but this does not: IEnumerable<...
How to get error message when ifstream open fails
How to get error message as string?
4 Answers
4
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