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Use 'class' or 'typename' for template parameters? [duplicate]
...ommittee introduced a new keyword typename to resolve syntactic ambiguity, and decided to let it also be used to specify template types to reduce confusion, but for backward compatibility, class kept its overloaded meaning.
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How do you get the list of targets in a makefile?
I've used rake a bit (a Ruby make program), and it has an option to get a list of all the available targets, eg
20 Answers
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CSS text-transform capitalize on all caps
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Clever thinking, well done Philihp. And well done Torin for pointing out "display: inline-block".
– Chris Mendes
Jul 8 '15 at 11:41
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Covariance and contravariance real world example
I'm having a little trouble understanding how I would use covariance and contravariance in the real world.
9 Answers
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How to join int[] to a character separated string in .NET?
...tring.Join method:
// length computed from length of items in input array and length of separator
string str = FastAllocateString(length);
fixed (char* chRef = &str.m_firstChar) // note than we use direct memory access here
{
UnSafeCharBuffer buffer = new UnSafeCharBuffer(chRef, length);
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Initialization of all elements of an array to one default value in C++?
...that you used,
int array[100] = {-1};
says "set the first element to -1 and the rest to 0" since all omitted elements are set to 0.
In C++, to set them all to -1, you can use something like std::fill_n (from <algorithm>):
std::fill_n(array, 100, -1);
In portable C, you have to roll your...
proper way to sudo over ssh
...ch file;" EDIT Apparently it's important that you actually provide the command as a parameter, not through standard in (which makes sense in hindsight).
– Limited Atonement
Aug 10 '15 at 15:10
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What is an xs:NCName type and when should it be used?
I ran one of my xml files through a schema generator and everything generated was what was expected, with the exception of one node:
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Order a MySQL table by two columns
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Odd. When I have two columns, the name and total and want to order alphabetically by name and DESC by total, then I see only, that it was ordered by name, but not by total
– Eugene
May 3 '12 at 9:20
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How could the UNIX sort command sort a very large file?
The UNIX sort command can sort a very large file like this:
7 Answers
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