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Pandas selecting by label sometimes return Series, sometimes returns DataFrame
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Granted that the behavior is inconsistent, but I think it's easy to imagine cases where this is convenient. Anyway, to get a DataFrame every time, just pass a list to loc. There are other ways, but in my opinion this is the cleanest.
In [2]: type(df.loc[[3]])
Out[2]: pandas.core...
How to save all the variables in the current python session?
I want to save all the variables in my current python environment. It seems one option is to use the 'pickle' module. However, I don't want to do this for 2 reasons:
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Comparison of C++ unit test frameworks [closed]
...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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MySql server startup error 'The server quit without updating PID file '
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try to find your log file with suffix ".err", there should be more info. It might be in:
/usr/local/var/mysql/your_computer_name.local.err
It's probably problem with permissions
check if any mysql instance is running
ps -ef | grep mysql
i...
How do I move a redis database from one server to another?
...r to a new cloud instance and use that instance as my new redis server. If it were MySQL, I would export the DB from the old server and import it into the new server. How should I do this with redis?
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WebAPI Multiple Put/Post parameters
...follow
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edited Jul 25 '16 at 6:55
answered May 18 '16 at 11:20
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How to convert linq results to HashSet or HashedSet
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I don't think there's anything built in which does this... but it's really easy to write an extension method:
public static class Extensions
{
public static HashSet<T> ToHashSet<T>(
this IEnumerable<T> source,
IEqualityComparer<T> comparer = n...
Payment Processors - What do I need to know if I want to accept credit cards on my website? [closed]
...I'm looking for the answer to what do I need to do if I want to accept credit card payments?
9 Answers
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What is the difference between an interface and a class, and why I should use an interface when I ca
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Interfaces are excellent when you want to create something like it:
using System;
namespace MyInterfaceExample
{
public interface IMyLogInterface
{
//I want to have a specific method that I'll use in MyLogClass
void WriteLog();
}
public class MyCl...
How to stop line breaking in vim
... lines visually, i.e. the line is still one line of text, but Vim displays it on multiple lines.
Use
:set nowrap
To display long lines as just one line (i.e. you have to scroll horizontally to see the entire line).
shar...