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Why is 1/1/1970 the “epoch time”?
...2-bit signed integer using 1970-1-1 as its epoch can represent dates up to 2038-1-19, on which date it will wrap around to 1901-12-13.
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Selecting data from two different servers in SQL Server
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edited May 20 '19 at 14:56
mark_h
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How to pretty print XML from the command line?
...e files. If you really want to do anything in place read backreference.org/2011/01/29/in-place-editing-of-files
– user1346466
Dec 3 '14 at 18:55
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Is there a better way to dynamically build an SQL WHERE clause than by using 1=1 at its beginning?
...the remark!
– Dariusz
Jun 26 '13 at 20:24
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What is Serialization?
... Andrew BarnettAndrew Barnett
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Git commit with no commit message
...s it is.
– cowlinator
Apr 25 '18 at 20:30
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Assign output to variable in Bash
...se wont render?
– Evan Burbidge
Jun 20 '19 at 12:47
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How to refer to relative paths of resources when working with a code repository
...resources')
– c089
Aug 14 '09 at 14:20
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os.pardir is slightly better than '..', though the two a...
What is a good reason to use SQL views?
I am reading through the SQL Server 2008 bible and I am covering the views section. But the author really doesn't explain the purpose of views. What is a good use for views? Should I use them in my website and what are the benefits of them?
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what is the difference between 'transform' and 'fit_transform' in sklearn
...85]])
So you want to fit RandomizedPCA and then transform as:
In [20]: pca = RandomizedPCA(n_components=3)
In [21]: pca.fit(X)
Out[21]:
RandomizedPCA(copy=True, iterated_power=3, n_components=3, random_state=None,
whiten=False)
In [22]: pca.transform(z)
Out[22]:
array([[ 2.766811...