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How to recursively find and list the latest modified files in a directory with subdirectories and ti
...vel directory is listed next to the date and time of the latest created/modified file within it.
18 Answers
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what is the difference between 'transform' and 'fit_transform' in sklearn
...he .transform method is meant for when you have already computed PCA, i.e. if you have already called its .fit method.
In [12]: pc2 = RandomizedPCA(n_components=3)
In [13]: pc2.transform(X) # can't transform because it does not know how to do it.
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curl -GET and -X GET
Curl offers a series of different http method calls that are prefixed with a X, but also offers the same methods without. I've tried both and I can't seem to figure out the difference. Can someone explain to me quickly how these two operations differ?
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Why is Cache-Control attribute sent in request header (client to server)?
...o server) to force validation of the resource in the intermediate proxies.
If the client doesn't send this request to the server, intermediate proxies will return a copy of the content if it is fresh (has not expired according to Expire or max-age fields). Cache-Control directs these proxies to reva...
What is the Python equivalent of static variables inside a function?
...foo.counter += 1
print "Counter is %d" % foo.counter
foo.counter = 0
If you want the counter initialization code at the top instead of the bottom, you can create a decorator:
def static_vars(**kwargs):
def decorate(func):
for k in kwargs:
setattr(func, k, kwargs[k])
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LINQ Aggregate algorithm explained
...lain the use of Aggregate which was the intention of this answer. However, if using this technique to actually create a large amount of comma separated data, it would be more appropriate to use a StringBuilder, and this is entirely compatible with Aggregate using the seeded overload to initiate the ...
How to @link to a Enum Value using Javadoc
...y is that the Planet package must be imported, or Planet must be fully qualified - i.e.:
{@link com.yourpackage.Planet#EARTH}
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What's the magic of “-” (a dash) in command-line parameters?
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If you mean the naked - at the end of the tar command, that's common on many commands that want to use a file.
It allows you to specify standard input or output rather than an actual file name.
That's the case for your firs...
What is the difference between onPause() and onStop() of Android Activites?
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No, if some activity comes into foreground, that doesn't necessarily mean that the other activity is completely invisible. Consider the following case:
Here we see both activities at the same time. The first activity with the ...
How to evaluate http response codes from bash/shell script?
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This does not show the final request status if the result of the first request is a 3XX. For example if the returned value is a 301 redirect, then this script just stops there. If you add -IL, then you can get the final status. If you want to show all HTTP statuses ...