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Count the items from a IEnumerable without iterating?
...ld be pretty cool, but I'm now sure how well that would mesh with iterator blocks. You'd need some kind of special "yield options" or something. Or maybe use attributes to decorate the iterator method.
– Joel Coehoorn
Feb 19 '15 at 19:58
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Function return value in PowerShell
...eally just indicates a logical exit point
Thus, the following two script blocks will do effectively the exact same thing:
$a = "Hello, World"
return $a
$a = "Hello, World"
$a
return
The $a variable in the second example is left as output on the pipeline and, as mentioned, all output is re...
How to do parallel programming in Python?
...asks in the background.
x_id = solve1.remote(0)
y_id = solve2.remote(1)
# Block until the tasks are done and get the results.
x, y = ray.get([x_id, y_id])
There are a number of advantages of this over the multiprocessing module.
The same code will run on a multicore machine as well as a cluster...
How to install a specific version of a ruby gem?
...
Great answer. I suggest you add another code block for the flag "-v" option though. As my eyes read the answer they immediately went to the code blocks and not the text surrounding it. If others do the same they'll miss the "-v" portion.
– CamHar...
JQuery .on() method with multiple event handlers to one selector
...f you want to use the same function on different events the following code block can be used
$('input').on('keyup blur focus', function () {
//function block
})
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Cost of exception handlers in Python
...ted replacing a (very cheap) if statement in Python code with a try/except block to improve performance.
3 Answers
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Twig ternary operator, Shorthand if-then-else
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Not the answer you're looking for? Browse other questions tagged php twig conditional-operator or ask your own question.
What does the '.' (dot or period) in a Go import statement do?
...he identifiers in the imported package to be referred to in the local file block without a qualifier.
If an explicit period (.) appears instead of a name, all the package's exported identifiers will be declared in the current file's file block and can be accessed without a qualifier.
Assume...
iphone ios running in separate thread
...'t done so already, check out the videos from WWDC 2010 on libdispatch/GCD/blocks.
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Should I use an exception specifier in C++?
...; } catch (...) { unexpected(); ] construct, whether or not you want a try block there.
– David Thornley
Mar 1 '10 at 15:29
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