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Generate random integers between 0 and 9
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Try this:
from random import randrange, uniform
# randrange gives you an integral value
irand = randrange(0, 10)
# uniform gives you a floating-point value
frand = uniform(0, 10)
share
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How does Access-Control-Allow-Origin header work?
...uage
Content-Type (this is only simple when its value is application/x-www-form-urlencoded, multipart/form-data, or text/plain)
If the server responds to the OPTIONS preflight with appropriate response headers (Access-Control-Allow-Headers for non-simple headers, Access-Control-Allow-Methods for ...
data.table vs dplyr: can one do something well the other can't or does poorly?
...nals are in C++ using Rcpp.
The data.table syntax is consistent in its form - DT[i, j, by]. To keep i, j and by together is by design. By keeping related operations together, it allows to easily optimise operations for speed and more importantly memory usage, and also provide some powerful featu...
JavaScript hashmap equivalent
...ion still requires more explanations. Let me clarify the idea in a Q&A form.
Your solution doesn't have a real hash. Where is it???
JavaScript is a high-level language. Its basic primitive (Object) includes a hash table to keep properties. This hash table is usually written in a low-level langua...
How do I do a HTTP GET in Java? [duplicate]
... would highly recommend you use Apache HttpClient instead. In its simplest form:
GetMethod get = new GetMethod("http://httpcomponents.apache.org");
// execute method and handle any error responses.
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InputStream in = get.getResponseBodyAsStream();
// Process the data from the input stream.
get.re...
Catching an exception while using a Python 'with' statement
...print('__exit__ raised:', err)
Alternative approach using the equivalent form mentioned in PEP 343
PEP 343 -- The "with" Statement specifies an equivalent "non-with" version of the with statement. Here we can readily wrap the various parts with try ... except and thus differentiate between the di...
Pass array to ajax request in $.ajax() [duplicate]
....serialize(). There is .serialize() but it's meant to be used on a set of form elements. Try this code and you will only get TypeError: $.serialize is not a function
– billynoah
Aug 5 '17 at 0:52
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multi-layer perceptron (MLP) architecture: criteria for choosing number of hidden layers and size of
...ber of neurons in the hidden layer based on whether your MLP includes some form of regularization, or early stopping.
The only valid technique for optimizing the number of neurons in the Hidden Layer:
During your model building, test obsessively; testing will reveal the signatures of "incorrect" ...
TypeError: 'undefined' is not a function (evaluating '$(document)')
...a couple of characters that way :) More details about the !function(){}() form of self executing statement.
– El Yobo
Feb 7 '13 at 20:24
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Python Script execute commands in Terminal
...s.call() will get you a nice interface in order to replace the simple call form.
– Jorge Vargas
Mar 24 '11 at 20:35
Th...