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How do I find the location of my Python site-packages directory?
...age>.__path__ lets you identify the location(s) of a specific package: (details)
$ python -c "import setuptools as _; print(_.__path__)"
['/usr/lib/python2.7/dist-packages/setuptools']
<module>.__file__ lets you identify the location of a specific module: (difference)
$ python3 -c "impor...
How do I print a double value with full precision using cout?
...the value is rounded to the same original value. Here is a paper with some details: docs.oracle.com/cd/E19957-01/806-3568/ncg_goldberg.html
– Mike Fisher
Oct 28 '13 at 9:16
9
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Enabling error display in PHP via htaccess only
...
I feel like adding more details to the existing answer:
# PHP error handling for development servers
php_flag display_startup_errors on
php_flag display_errors on
php_flag html_errors on
php_flag log_errors on
php_flag ignore_repeated_errors off
ph...
What's the best way of structuring data on firebase?
...
);
});
})
.catch(e => console.error(e));
I offered some details in another SO post about denormalizing data, so check those out as well. I see that Frank already posted Anant's article, so I won't reiterate that here, but it's also a great read.
...
How to redirect to a different domain using NGINX?
...omplicated than that in general; see the nginx configuration docs for more details.
– Yitz
Sep 23 '13 at 17:17
2
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When should I use perror(“…”) and fprintf(stderr, “…”)?
...
One detail, strerror is not required to be thread-safe. It's stupid, but that's the standard. strerror_l can be used instead as a drop-in replacement on POSIX 2008 systems. strerror_r is also available on older systems but has re...
Why does an NSInteger variable have to be cast to long when used as a format argument?
...if your format specifiers match your data types. See Martin R's answer for details on how NSInteger is defined in terms of native types.
So for code intended to be built for 64-bit environments, you can write your log statements like this:
NSLog(@"%ld", myInt);
while for 32-bit environments yo...
Recursive sub folder search and return files in a list python
...rsion >= 3.5. I added a link to the documentation in my answer for more detail.
– Rotareti
Dec 6 '16 at 15:19
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How to pip install a package with min and max version range?
...less than 0.3.
This also applies to pip requirements files. See the full details on version specifiers in PEP 440.
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Why is git push gerrit HEAD:refs/for/master used instead of git push origin master
...in reality Gerrit hasn’t created the ref at all. [Link - Gerrit, "Gritty Details"].
After a successful patch (i.e, the patch has been pushed to Gerrit, [putting it into the "Pending Changes" staging area], reviewed, and the review has passed), Gerrit pushes the change from the "Pending Change...