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How are feature_importances in RandomForestClassifier determined?
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It could be great if this answer was mentioned in the documentation of the importance attributes/example. Been searching for it for awhile too :)
– d1337
Jul 4 '13 at 1:48
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Docker and securing passwords
...ing with Docker recently on building some services to play around with and one thing that keeps nagging me has been putting passwords in a Dockerfile. I'm a developer so storing passwords in source feels like a punch in the face. Should this even be a concern? Are there any good conventions on how t...
Why is inserting in the middle of a linked list O(1)?
...ddle of iterating through the list.
Operations on Linked Lists are often done in such a way that they aren't really treated as a generic "list", but as a collection of nodes--think of the node itself as the iterator for your main loop. So as you're poking through the list you notice as part of you...
How to tell which version of a gem a rails app is using
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(Or in one of the config/environments/* files, depending on your RAILS_ENV.)
– John Hyland
Oct 26 '09 at 19:39
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Change private static final field using Java reflection
...on is thrown, the above code prints "Everything is true".
What's actually done here is as follows:
The primitive boolean values true and false in main are autoboxed to reference type Boolean "constants" Boolean.TRUE and Boolean.FALSE
Reflection is used to change the public static final Boolean.FALS...
Node.js getaddrinfo ENOTFOUND
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This is a more general error than the one discussed.
– shaunakde
May 3 '15 at 12:53
5
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Generate a heatmap in MatPlotLib using a scatter data set
...rstand that imshow() is on the same category of functions as scatter(). I honestly don't understand why imshow() converts a 2d array of floats into blocks of appropriate color, whereas I do understand what scatter() is supposed to do with such an array.
– gotgenes
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JSON.net: how to deserialize without using the default constructor?
...rs to use the default (parameterless) constructor on an object if there is one. If there are multiple constructors and you want Json.Net to use a non-default one, then you can add the [JsonConstructor] attribute to the constructor that you want Json.Net to call.
[JsonConstructor]
public Result(int...
How create table only using tag and Css
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Thank you! Someone who actually answered his question and not just say that "that's a dumb idea." I hate it when people don't answer the questions... If he asked it, it should be answered
– Brian Leishman
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Find region from within an EC2 instance
... use it. I have the following code which seems to work though:
EC2_AVAIL_ZONE=`curl -s http://169.254.169.254/latest/meta-data/placement/availability-zone`
EC2_REGION="`echo \"$EC2_AVAIL_ZONE\" | sed 's/[a-z]$//'`"
Hope this helps.
EDIT: Improved sed based on comments
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