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Passing current scope to an AngularJS Service
...nce calling it in a specific scope or in the root.
Regarding the variable reading, it would be better if you received parameters. But you could also read it from a scope as an object parameter, but I would go with parameter, that would make your service interface much more clearer.
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return, return None, and no return at all?
...ther than None. Writing return None out explicitly is a visual cue to the reader that there's another branch which returns something more interesting (and that calling code will probably need to handle both types of return values).
Often in Python, functions which return None are used like void fu...
Why is there a `null` value in JavaScript?
...mes still is) to access the member and see what you get. Given that null already had a purpose and you might well want to set a member to it, a different out-of-band value was required. So we have undefined, it's problematic as you point out, and it's another great JavaScript 'feature' we'll never b...
Should I test private methods or only public ones? [closed]
I have read this post about how to test private methods. I usually do not test them, because I always thought it's faster to test only public methods that will be called from outside the object. Do you test private methods? Should I always test them?
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What is the difference between encode/decode?
...hy have you deleted it? Don't delete comments that have been replied to) already said it. My reply (.encode('ascii').decode('unicode-escape')) does not depend on sys.getdefaultencoding().
– jfs
Jun 30 '15 at 19:02
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Insert, on duplicate update in PostgreSQL?
...1 FROM table WHERE id=3);
The UPDATE will succeed if a row with "id=3" already exists, otherwise it has no effect.
The INSERT will succeed only if row with "id=3" does not already exist.
You can combine these two into a single string and run them both with a single SQL statement execute from you...
Best practice: PHP Magic Methods __set and __get [duplicate]
...d public properties) as much as possible, because they make code much more readable. Compare:
this code unequivocally says what i'm doing:
echo $user->name;
this code makes me feel stupid, which i don't enjoy:
function getName() { return $this->_name; }
....
echo $user->getName();
T...
Facebook database design?
...ould not need a row in the table such as (2,1) or (3,2) because they are already represented in the other direction. For examples where friendship or other relations aren't explicitly two way, you would need to also have those rows to indicate the two-way relationship.
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Why would you use an ivar?
...es. The type may not be copyable, or it may not be trivial to copy.
Multithreading
Many of your ivars are codependent. You must ensure your data integrity in multithreaded context. Thus, you may favor direct access to multiple members in critical sections. If you stick with accessors for codependent...
Pros and cons to use Celery vs. RQ [closed]
...riority queues. RQs priority queue model is simple and effective - workers read from queues in order. Celery requires spinning up multiple workers to consume from different queues. Both approaches work
OS Support. Celery is the clear winner here, as RQ only runs on systems that support fork e.g. Un...