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What does ':' (colon) do in JavaScript?
...loat. Pretty sur that's what that means.
– Sal_Vader_808
May 14 '17 at 11:08
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Use Font Awesome Icon in Placeholder
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edited Jan 16 at 1:23
Andrew Schultz
3,257...
heroku - how to see all the logs
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808
Update (thanks to dawmail333):
heroku logs -n 1500
or, to tail the logs live
heroku logs ...
Redis: possible to expire an element in an array or sorted set?
...lves this problem quite well.
Use sorted sets, and use a timestamp as the score. It's then trivial to delete items by score range, which could be done periodically, or only on every write, with reads always ignoring the out of range elements, by reading only a range of scores.
More here: https://g...
Does MySQL included with MAMP not include a config file?
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The MySQL server of MAMP (not PRO) will be started without any my.cnf file. But you can create your own my.cnf file.
Stop servers
Create a my.cnf file in /Applications/MAMP/conf/
Add your content in to my.cnf
Save my.cnf
Start servers
You do not have ...
Save classifier to disk in scikit-learn
...gt; clf = SGDClassifier().fit(digits.data, digits.target)
>>> clf.score(digits.data, digits.target) # evaluate training error
0.9526989426822482
>>> filename = '/tmp/digits_classifier.joblib.pkl'
>>> _ = joblib.dump(clf, filename, compress=9)
>>> clf2 = joblib....
A better similarity ranking algorithm for variable length strings
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This returns a "score" of 1 (100% match) when comparing strings having a single isolated letter as difference, like this exemple: string_similarity("vitamin B", "vitamin C") #=> 1, is there an easy way to prevent this kind of behavior?
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How to add “on delete cascade” constraints?
...straint clauses in a single SQL statement. For example
alter table public.scores
drop constraint scores_gid_fkey,
add constraint scores_gid_fkey
foreign key (gid)
references games(gid)
on delete cascade;
If you don't know the name of the foreign key constraint you want to drop, you can e...
How to limit the maximum value of a numeric field in a Django model?
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I had this very same problem; here was my solution:
SCORE_CHOICES = zip( range(1,n), range(1,n) )
score = models.IntegerField(choices=SCORE_CHOICES, blank=True)
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Why use prefixes on member variables in C++ classes
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You have to be careful with using a leading underscore. A leading underscore before a capital letter in a word is reserved.
For example:
_Foo
_L
are all reserved words while
_foo
_l
are not. There are other situations where leading underscores before lowercase lette...