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Convert list of dictionaries to a pandas DataFrame
...2 4 7 6
This case is not considered in the OP, but is still useful to know.
Setting Custom Index
If you need a custom index on the resultant DataFrame, you can set it using the index=... argument.
pd.DataFrame(data, index=['a', 'b', 'c'])
# pd.DataFrame.from_records(data, index=['a', 'b', 'c'])
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When do you use map vs flatMap in RxJava?
....subscribe(userInfo -> {
// get user info and you update ui now
});
As you see, in function flatMap applies, at first I get user id from Response then fetch user info. When two requests are finished, we can do our job such as updating UI or save data into database.
However...
How can I save my secret keys and password securely in my version control system?
...of development and production servers in my version control system. But I know that it's bad practice to keep secrets (like private keys and database passwords) in a VCS repository.
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How to update a pull request from forked repo?
...ed
squash dd1475d Also discarded
git push -f origin yourbranch
...and now the pull request contains only one commit.
Related links about rebasing:
https://help.github.com/articles/about-git-rebase
Squash all my commits into one for GitHub pull request
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how to pass an integer as ConverterParameter?
...rameter has no specific type (it's just an object) so the parser does not know what conversion to apply, hence every literal is just treated as a string.
– H.B.
Aug 8 '16 at 13:39
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Why should I use Restify?
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Corrigendum: this information is now wrong, keep scrolling!
there was an issue with the script causing the Restify test to be conducted on an unintended route. This caused the connection to be kept alive causing improved performance due to reduced overhe...
What events does an fire when it's value is changed?
Just wondering whether anyone knows what events an HTML5 <input type="number" /> element fires when its up / down arrows are clicked:
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Save PL/pgSQL output from PostgreSQL to a CSV file
...s would normally be defined by GRANTs in the database, but the function is now running as a superuser, so tables which would normally be "out of bounds" will be fully accessible. You probably don’t want to let someone invoke your function and add rows on the end of your “users” table…
I've...
Can I return the 'id' field after a LINQ insert?
... making another db call? I am assuming this is pretty easy, I just don't know how.
3 Answers
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Ruby send vs __send__
...th objects of any class, you need to use __send__ to be on the safe side.
Now that leaves the question, why there is send and not just __send__. If there were only __send__ the name send could be used by other classes without any confusion. The reason for that is that send existed first and only la...