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Why does C++11's lambda require “mutable” keyword for capture-by-value, by default?
... // OK
unnamed2 u2(n); u2(); // OK
//unnamed3 u3(n); u3(); // Error
std::cout << n << "\n"; // "10"
}
So you could think of lambdas as generating a class with operator() that defaults to const unless you say that it is mutable.
You can also think of all the variables...
Create a new Ruby on Rails application using MySQL instead of SQLite
...gem 'mysql2'
– RGB
Jan 23 '14 at 15:05
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Get the short Git version hash
...tion to log
– velocity
Feb 13 at 15:05
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Google Maps zoom control is messed up
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answered Jan 24 '13 at 16:05
AlignedAligned
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Why does ++[[]][+[]]+[+[]] return the string “10”?
... sure how this is possible. ++[[]][0] returns indeed 1, but ++[] throws an error. This is remarkable because it looks like ++[[]][0] does boil down to ++[]. Do you perhaps have any idea why ++[] throws an error whereas ++[[]][0] does not?
– pimvdb
Sep 9 '11 at ...
Why do we need RESTful Web Services?
...irs.
– John Saunders
Sep 9 '09 at 6:05
@John Let me define what I mean by coupling in WSDL terms. Imagine being able ...
Trying to fix line-endings with git filter-branch, but having no luck
... while read file; do fromdos $file; done
I'm not totally sure about your error messages. I successfully tested this method. What program is producing each? What files/directories do you not have permissions for? However, here's a stab at guessing what your it might be:
One easy way to get a 'file...
What is null in Java?
...ow borderline subjective. Some people say that null causes many programmer errors that could've been avoided. Some say that in a language that catches NullPointerException like Java, it's good to use it because you will fail-fast on programmer errors. Some people avoid null by using Null object patt...
How to get just the parent directory name of a specific file
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edited May 6 '16 at 9:05
gooamoko
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answered Sep 15 '15 at 23:...
jQuery .on('change', function() {} not triggering for dynamically created inputs
...ead of '#id'
– Loaf
Sep 14 '17 at 1:05
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