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What is the difference between linear regression and logistic regression?
...gistic regression was introduced.
Source: http://gerardnico.com/wiki/data_mining/simple_logistic_regression
Outcome
In linear regression, the outcome (dependent variable) is continuous.
It can have any one of an infinite number of possible values.
In logistic regression, the outcome (dependen...
Binding a WPF ComboBox to a custom list
...0">
<Grid>
<StackPanel>
<Button Click="Button_Click">asdf</Button>
<ComboBox ItemsSource="{Binding Path=PhonebookEntries}"
DisplayMemberPath="Name"
SelectedValuePath="Name"
SelectedValue="{Binding...
Vim delete blank lines
...swered Apr 1 '09 at 15:35
nearly_lunchtimenearly_lunchtime
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...
How exactly does a generator comprehension work?
...s, and yields each item out of the expression, one by one.
>>> my_list = [1, 3, 5, 9, 2, 6]
>>> filtered_list = [item for item in my_list if item > 3]
>>> print(filtered_list)
[5, 9, 6]
>>> len(filtered_list)
3
>>> # compare to generator expression
.....
Get img thumbnails from Vimeo?
...ic video,
use the following url:
http://vimeo.com/api/v2/video/video_id.output
video_id The ID of the video you want information for.
output Specify the
output type. We currently offer JSON,
PHP, and XML formats.
So getting this URL http://vimeo.com/api/v2/video/6271487.xml
...
Best way to test if a row exists in a MySQL table
...ng':
SELECT * FROM test WHERE texte LIKE '%something%' LIMIT 1 with
mysql_num_rows() : 0.039061069488525s. (FASTER)
SELECT count(*) as count FROM test WHERE text LIKE '%something% :
16.028197050095s.
SELECT EXISTS(SELECT 1 FROM test WHERE text LIKE '%something%') :
0.87045907974243s.
SELECT EXIS...
When should I use the Visitor Design Pattern? [closed]
... build and maintain the children list.]
class TreeNode( object ):
def __init__( self, name, *children ):
self.name= name
self.children= children
def visit( self, someVisitor ):
someVisitor.arrivedAt( self )
someVisitor.down()
for c in self.children:
...
Where to find Java JDK Source Code? [closed]
...d page, what to I have do download? The big file jdk-6u21-ea-src-b04-jrl-05_may_2010.jar, 136.48 MB? I already downloaded that one. But doesn't contain the source code.
– Martijn Courteaux
May 24 '10 at 12:06
...
Accessing private member variables from prototype-defined functions
...ns they're going to be public. So we just stick to naming conventions for _private fields.
Don't bother mixing Closures with Prototypes
I think you shouldn't mix closure variables with prototype methods. You should use one or the other.
When you use a closure to access a private variable, pro...
Node.js app can't run on port 80 even though there's no other process blocking the port
...
Short answer: You can allow node access to that port using:
setcap 'cap_net_bind_service=+ep' /path/to/nodejs
long answer
Edit:
May not work on new node versions
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