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Label encoding across multiple columns in scikit-learn
...tions in the documentation: http://scikit-learn.org/stable/modules/compose.html#columntransformer-for-heterogeneous-data
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How to run Django's test database only in memory?
...upport transactions (dev.mysql.com/doc/refman/5.6/en/memory-storage-engine.html).
– Tuukka Mustonen
Jun 10 '11 at 6:27
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Using the scrollwheel in GNU screen
..., and mention a "scrollback buffer" (gnu.org/software/screen/manual/screen.html#Copy-and-Paste ), so I guess we're both right :-). Anyway, I added "copy mode" to my answer.
– sleske
Dec 9 '14 at 15:03
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TypeError: got multiple values for argument
...nt is given right after. More info: docs.python.org/3/tutorial/controlflow.html#keyword-arguments Particularly the 3rd of the 4 "invalid calls" examples.
– Cilyan
Nov 17 '17 at 16:58
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Get original URL referer with PHP?
...are still will be there.
Put that code at the begin of a page (before any html output, as cookies will be properly set only before any echo/print):
if(!isset($_COOKIE['origin_ref']))
{
setcookie('origin_ref', $_SERVER['HTTP_REFERER']);
}
Then you can access it later:
$var = $_COOKIE['origin...
When should I use uuid.uuid1() vs. uuid.uuid4() in python?
...th a version 1 uuid. I will remove my original comment. See tools.ietf.org/html/rfc4122
– Mark Ransom
Nov 23 '09 at 22:50
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Is it better to return null or empty collection?
... returning Null could mean "no collection at all" - eg. if you are parsing HTML, looking for an <ul> with id="foo", <ul id="foo"></ul> could return empty collection; if there is no <ul> with id="foo" a null return would be better (unless you want to handle this case with an e...
dpi value of default “large”, “medium” and “small” text views android
...on of a style.
Link: http://developer.android.com/design/style/typography.html
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CSS Image size, how to fill, not stretch?
...eal way is to have a container around your image and use overflow:hidden:
HTML
<div class="container"><img src="ckk.jpg" /></div>
CSS
.container {
width: 300px;
height: 200px;
display: block;
position: relative;
overflow: hidden;
}
.container img {
pos...
How do HttpOnly cookies work with AJAX requests?
...at needs a csrf check won't work unless you put the csrf token in a hidden HTML element for the JS to retrieve it.
– user
Feb 5 '15 at 14:26
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