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Use different Python version with virtualenv
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327
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How do I catch a PHP fatal (`E_ERROR`) error?
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How do you change a repository description on GitHub?
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Watch out: you can only get to this if you have 1 or more files in your repo!
– kasimir
Sep 7 at 15:02
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How do I (or can I) SELECT DISTINCT on multiple columns?
...UP BY a,b,c
It's a good idea to get used to the GROUP BY syntax, as it's more powerful.
For your query, I'd do it like this:
UPDATE sales
SET status='ACTIVE'
WHERE id IN
(
SELECT id
FROM sales S
INNER JOIN
(
SELECT saleprice, saledate
FROM sales
GROUP BY...
Differences between hard real-time, soft real-time, and firm real-time?
...o big deal, but you have to catch most of them to make sense of the data. More importantly, nobody is going to die if they don't work correctly.
The line is fuzzy, because even a pacemaker can be off by a small amount without killing the patient, but that's the general gist.
It's sort of like the...
Transitions on the CSS display property
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You can concatenate two transitions or more, and visibility is what comes handy this time.
div {
border: 1px solid #eee;
}
div > ul {
visibility: hidden;
opacity: 0;
transition: visibility 0s, opacity 0.5s linear;
}
div:hover > ul {
v...
How can I make a TextArea 100% width without overflowing when padding is present in CSS?
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84
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Make .gitignore ignore everything except a few files
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660
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django - why is the request.POST object immutable?
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