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How can I recover the return value of a function passed to multiprocessing.Process?
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I would recommend using a multiprocessing.Queue, rather than a Manager here. Using a Manager requires spawning an entirely new process, which is overkill when a Queue would do.
– dano
Apr 19 '15 at 0:54
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Python element-wise tuple operations like sum
... tuple([item1 + item2 for item1, item2 in zip(a, b)]) would be the equivalent as a list comprehension.
– Adam Parkin
Feb 13 '12 at 21:20
13
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urlencode vs rawurlencode?
...ode is the way to go. The one exception is legacy systems which expect the query string to follow form-encoding style of spaces encoded as + instead of %20 (in which case you need urlencode).
rawurlencode follows RFC 1738 prior to PHP 5.3.0 and RFC 3986 afterwards (see http://us2.php.net/manual/en/...
Why does ReSharper want to use 'var' for everything?
...out I opened up a recent ASP.NET MVC project. One of the first and most frequent things I've noticed it suggesting is to change most/all my explicit declarations to var instead. For example:
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What is 'Pattern Matching' in functional languages?
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Understanding pattern matching requires explaining three parts:
Algebraic data types.
What pattern matching is
Why its awesome.
Algebraic data types in a nutshell
ML-like functional languages allow you define simple data types called "disjoint unions" o...
What's the best way to parse command line arguments? [closed]
...ere's a typical line to add an option to your parser:
parser.add_option('-q', '--query',
action="store", dest="query",
help="query string", default="spam")
It pretty much speaks for itself; at processing time, it will accept -q or --query as options, store the argument in ...
Case objects vs Enumerations in Scala
... =>
case UnknownCurrency(code) =>
}
As @chaotic3quilibrium pointed out (with some corrections to ease reading):
Regarding "UnknownCurrency(code)" pattern, there are other ways to handle not finding a currency code string than "breaking" the closed set nature of the Curren...
How to prevent caching of my Javascript file? [duplicate]
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Add a random query string to the src
You could either do this manually by incrementing the querystring each time you make a change:
<script src="test.js?version=1"></script>
Or if you are using a server side language, you ...
Inject service in app.config
...rying to do, so +1. But you are encountering this issue because you're not quite using resolves how they're designed.
resolve takes either the string of a service or a function returning a value to be injected. Since you're doing the latter, you need to pass in an actual function:
resolve: {
dat...
Automating “enter” keypresses for bash script generating ssh keys
... {edited} Also - you can't run the script more than once - it changes the questions to confirm you want to overwrite the existing _rsa keyfile (so a y or n needs to be supplied)
– Rudu
Sep 8 '10 at 13:23
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