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Count rows with not empty value
...termines if the referenced cell is blank using the function "CountBlank". Then use count on the values created in the new "CountBlank" column.
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What's the “average” requests per second for a production web application?
...n top of that. it is easy to flip if you have 61 requests/second, you can then just flip it to 1000ms / 61 requests.
To answer your question, we have been doing a huge load test ourselves and find it ranges on various amazon hardware we use(best value was the 32 bit medium cpu when it came down to ...
What does void* mean and how to use it?
...he prototype in your example that are used as the thread function. You can then use the void* argument as a pointer to a generic datatype of your choosing and then cast it back to that type to use within your thread function. You need to be careful when using void pointers though as unless you case ...
How can I turn off Visual Studio 2013 Preview?
When I want to search files I use Ctrl + , . The search box pops up and then I start typing. But the built-in preview just grabs whatever I have typed and opens the file. Even though I am still typing.
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Adding images or videos to iPhone Simulator
.../data/Media/DCIM/100APPLE
and add IMG_nnnn.THM and IMG_nnnn.JPG. You will then need to reset your simulator (Hardware->Reboot) to allow it to notice the new changes. It doesn't matter if they are not JPEGs - they can both be PNGs, but it appears that both of them must be present for it to work. ...
How do you disable the unused variable warnings coming out of gcc in 3rd party code I do not wish to
...function as a handler - which (imho) is quite common in C++ Boost library. Then you need the second formal parameter version, so the function's signature is the same as the template the handler requires, otherwise the compilation would fail. But you don't really need it in the function itself either...
Is Java's assertEquals method reliable?
...ontain the same content? I would use assertTrue(str1.equals(str2)) , but then you don't get the benefit of seeing what the expected and actual values are on failure.
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How to round a number to significant figures in Python
...use 'e' scientific notation, so convert the rounded string back to a float then through %s string formatting.
>>> '%s' % float('%.1g' % 1234)
'1000'
>>> '%s' % float('%.1g' % 0.12)
'0.1'
>>> '%s' % float('%.1g' % 0.012)
'0.01'
>>> '%s' % float('%.1g' % 0.062)
'0....
Static classes and methods in coffeescript
... () ->
@drawWorld: (world, context) -> alert 'World drawn!'
# And then draw your world...
Box2DUtility.drawWorld()
Demo: http://jsfiddle.net/ambiguous/5yPh7/
And if you want your drawWorld to act like a constructor then you can say new @ like this:
class Box2DUtility
constructor: (s) ...
Python equivalent for PHP's implode?
...d in a file with words in a format like:
Jack/Jill/my/kill/name/bucket
I then split it up using the split() method and once I had the word into an list, I concatenated the words with this method:
concatenatedString = ' - '.join(myWordList)
# ie: delimeter.join(list)
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