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Convert pandas dataframe to NumPy array
...rec.fromrecords(v, names=v.columns.tolist())
11.1 ms ± 557 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)
9.67 ms ± 126 µs per loop (mean ± std. dev. of 7 runs, 100 loops each)
Rationale for Adding a New Method
to_numpy() (in addition to array) was added as a result of discussion...
What is the difference between a stored procedure and a view?
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What does mean by "can NOT be used as the target of an INSERT, UPDATE or DELETE statement"? Can't we use INSERT,DELETE,UPDATE in Stored Procedure ?
– Arsman Ahmad
Nov 17 '18 at 12:54
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What does git push origin HEAD mean?
...a branch name doesn't work. either you add a branch name or you say HEAD, meaning the current branch you're in
– Schwarzie2478
Dec 16 '19 at 16:34
3
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MVC 5 Seed Users and Roles
... question in the comments, and I was stuck on it myself for a while)
This means that the manager.Create(user, "ChangeItAsap!") was not successful.
This might have a different reason, but for me it was because my password was not succeeding its validation.
I had a custom passwordvalidator, which wa...
What does the “@” symbol mean in reference to lists in Haskell?
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I want to add that @ works at all levels, meaning you can do this:
let a @ (b @ (Just c), Just d) = (Just 1, Just 2) in (a, b, c, d)
Which will then produce this: ((Just 1, Just 2), Just 1, 1, 2)
So basically it's a way for you to bind a pattern to a value. This ...
How do I use variables in Oracle SQL Developer?
... I tried the bind in SQL Developer (4.1.1.19) and it is working too. I mean the case with var x and exec :x, no prompt.
– Betlista
May 12 '16 at 6:59
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Server is already running in Rails
...is locked in a file and web server thinks that if that file exists then it means it is already running. Normally when a web server is closed that file is deleted, but in some cases, proper deletion doesn't happen so you have to remove the file manually
New Solutions
when you run rails s
=> Boo...
Explain “claims-based authentication” to a 5-year-old
... he walks into the school, he swiped his access card and the gates opened, means he has been CLAIMED AS one of the person from the school. In this way he is an AUTHENTICATED PERSON to enter into the school.
After reaching to his class, he used access card to enter into each class, but at 8th Standa...
Does PHP have threading?
...lowing PHP to utilize it's production ready and tested features to allow a means of making the most out of what we have, when adding more isn't always an option, and for a lot of tasks is never really needed.
pthreads achieves, for those wishing to explore it, an API that does allow a user to multi...
What is the meaning of the term “free function” in C++?
...tions in some other file that I will include it later in my main file ?? I mean should I make a hpp file where my free function are implemented there ( as static inline functions maybe ) ?
– Joy
May 4 '12 at 8:34
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