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How to shift a column in Pandas DataFrame
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Did anybody figure this out? #5 is still missing
– Kritz
Apr 10 '18 at 15:30
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How can I access Google Sheet spreadsheets only with Javascript?
...f 2011). The Visualization API also works exclusively through a HTTP query string URI.
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How to make ThreadPoolExecutor's submit() method block if it is saturated?
...ockingQueue, rejectedExecutionHandler);
private int downloadThumbnail(String fileListPath){
executorService.submit(new yourRunnable());
}
}
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data type not understood
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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Numpy: Get random set of rows from 2D array
...3, 1],
[0, 4, 1],
[2, 4, 2],
[3, 3, 1]])
>>> idx = np.random.randint(10, size=2)
>>> idx
array([7, 6])
>>> A[idx,:]
array([[0, 4, 1],
[1, 3, 1]])
Putting it together for a general case:
A[np.random.randint(A.shape[0], size=2), :]
For non re...
Create web service proxy in Visual Studio from a WSDL file
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Using WSDL.exe didn't work for me (gave me an error about a missing type), but I was able to right-click on my project in VS and select "Add Service Reference." I entered the path to the wsdl file in the Address field and hit "Go." That seem...
java.lang.IllegalStateException: The specified child already has a parent
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When you override OnCreateView in your RouteSearchFragment class, do you have the
if(view != null) {
return view;
}
code segment?
If so, removing the return statement should solve your problem.
You can keep the code and return t...
What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get
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A GET request will send all the data in the URL string - which can be limited by client/server (stackoverflow.com/questions/2659952/…). A POST requests sends all the data in the headers, so the URL size limit shouldn't be a problem (unless you have really long file and f...
How do I get the number of elements in a list?
...e number of items) of an object. The argument may be a sequence (such as a string, bytes, tuple, list, or range) or
a collection (such as a dictionary, set, or frozen set).
len is implemented with __len__, from the data model docs:
object.__len__(self)
Called to implement the built-in funct...
What is the difference between --save and --save-dev?
...ject that maps a package name
to a version range. The version range is a string which has one or
more space-separated descriptors. Dependencies can also be identified
with a tarball or git URL.
Please do not put test harnesses or transpilers in your dependencies
object. See devDependenc...