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How do I tell CPAN to install all dependencies?
...olicy => "yes"); $c->commit'
Run it before using the CPAN shell or whatever.
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Handling specific errors in JavaScript (think exceptions)
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In Javascript you can throw whatever you want, be it a simple string, a number (think error code) or a fully qualified object. Sweet!
– Abraham Brookes
Jan 10 '19 at 0:24
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How to create an array for JSON using PHP?
...r keys). The value of each array element can in turn be an array, which is what you want.
– tdammers
Jul 19 '11 at 8:56
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How to check 'undefined' value in jQuery
...y problems was: if you are doing something like this ("#myId"), make sure what do you really need: a. typeof ("#myId")=== "undefined" b. Or: typeof ("#myId").val() === "undefined"
– Alberici
Dec 26 '14 at 22:54
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How to convert a Django QuerySet to a list
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It is a little hard to follow what you are really trying to do. Your first statement looks like you may be fetching the same exact QuerySet of Answer objects twice. First via answer_set.answers.all() and then again via .filter(id__in=...). Double check...
How to implement infinity in Java?
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Whats the difference between using Integer.MAX_VALUE as infinity rather than Double.POSITIVE_INFINITY you said that they are 'functionally nearly the same', so what is the difference?
– ahitt6345
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How can I convert a datetime object to milliseconds since epoch (unix time) in Python?
... in the local timezone. Use timezone-aware datetime objects if this is not what you intend to happen.
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How to Vertical align elements in a div?
...le HTML an then remove and rename elements one after each other until it's what I needed. Not the case for this site!
– konstantin
Apr 4 at 13:46
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When to use EntityManager.find() vs EntityManager.getReference() with JPA
... a SELECT before UPDATE, no matter which of find() / getReference() I use. What is worse, SELECT traverses NON-LAZY relations (issuing new SELECTS), although I just want to update a single field in one entity.
– Dejan Milosevic
Feb 1 '14 at 16:22
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Keyboard Interrupts with python's multiprocessing Pool
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From what I have recently found, the best solution is to set up the worker processes to ignore SIGINT altogether, and confine all the cleanup code to the parent process. This fixes the problem for both idle and busy worker proce...