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How do I best silence a warning about unused variables?
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You can put it in "(void)var;" expression (does nothing) so that a compiler sees it is used. This is portable between compilers.
E.g.
void foo(int param1, int param2)
{
(void)param2;
bar(param1);
}
Or,
#define UNUSED(expr) do { (void)(expr); } while (0)
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void foo(int param1,...
What happens to C# Dictionary lookup if the key does not exist?
I tried checking for null but the compiler warns that this condition will never occur. What should I be looking for?
9 Ans...
Adjust UILabel height depending on the text
... Don't forget that sizeWithFont is deprecated in iOS 7. stackoverflow.com/questions/18897896/…
– attomos
Jan 11 '14 at 10:48
7
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How to discover number of *logical* cores on Mac OS X?
How can you tell, from the command line, how many cores are on the machine when you're running Mac OS X? On Linux, I use:
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No route matches [GET] /assets
... in the production environment. I ran RAILS_ENV=production rake assets:precompile which generated all of my assets in /public/assets. The problem is that when I start my app w/ RAILS_ENV=production rails s thin I get:
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Attempt by security transparent method 'WebMatrix.WebData.PreApplicationStartCode.Start()'
...work...but then fortunately I saw that in another answer, there's a second command to run: stackoverflow.com/a/22587521/482256
– Kevin Nelson
Jun 10 '16 at 21:37
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What is a “bundle” in an Android application
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83
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How to diff a commit with its parent?
Aside from writing an alias or script, is there a shorter command for getting the diff for a particular commit?
8 Answers
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Handling exceptions from Java ExecutorService tasks
...y or via methods such as
submit, these task objects catch and
maintain computational exceptions, and
so they do not cause abrupt
termination, and the internal
exceptions are not passed to this
method.
When you submit a Runnable, it'll get wrapped in a Future.
Your afterExecute should ...
Split large string in n-size chunks in JavaScript
...p in mind this won't work in general, especially with strings that contain combining characters and can break Unicode strings as well.
– Vivin Paliath
Nov 4 '15 at 5:12
2
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