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sizeof single struct member in C
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Wow, I didn't know sizeof((type *)0)->member) works. Am not on my dev machine now, but does this work for all the compilers? Thanks for that Joey.
– Gangadhar
Aug 24 '10 at 5:03
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Why can't C++ be parsed with a LR(1) parser?
...ter to type x
It can be a multiply of x and y, throwing away the answer.
Now, you might think the latter is stupid and should be ignored.
Most would agree with you; however, there are cases where it might
have a side effect (e.g., if multiply is overloaded). but that isn't the point.
The point is ...
Why is “using namespace std;” considered bad practice?
...thout problems. But one day you upgrade to a new version of Foo 2.0, which now offers a function called Quux(). Now you've got a conflict: Both Foo 2.0 and Bar import Quux() into your global namespace. This is going to take some effort to fix, especially if the function parameters happen to match.
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Require either of two arguments using argparse
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HEy @ijoseph, this answer is prett old by now. I'm not sure what the answer was any more. It probably has been removed by now. Sorry for that!
– jlengrand
Apr 13 '18 at 9:13
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Setting EditText imeOptions to actionNext has no effect
...Line="true" />
I'm not a fan of using a deprecated attribute, but for now it seems to get the desired result.
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Abandoning changes without deleting from history
... -c option to hg heads, but it won't show up by default and hg merge will know not try to merge with the closed head.
You will need to use hg push --force the first time you push this closed head to another repository since you are actually create additional heads in the remote repository when you ...
How to read multiple text files into a single RDD?
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@femibyte I don't think so, though I don't know why you would want to know the file name in any situation other than for wholeTextFiles. What is your use case? I can think of a workaround provided you use the same number of partitions as files ...
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Get Visual Studio to run a T4 Template on every build
...ow do I get a T4 template to generate its output on every build? As it is now, it only regenerates it when I make a change to the template.
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Javascript seconds to minutes and seconds
...and subtract from the total seconds:
var seconds = time - minutes * 60;
Now if you also want to get the full hours too, divide the number of total seconds by 3600 (60 minutes/hour · 60 seconds/minute) first, then calculate the remaining seconds:
var hours = Math.floor(time / 3600);
time = time ...
How to upload a file in Django? [closed]
... 2 hours to dig up all the pieces to understand how this works. With that knowledge I implemented a project that makes possible to upload files and show them as list. To download source for the project, visit https://github.com/axelpale/minimal-django-file-upload-example or clone it:
> git clon...