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What is the difference between atomic / volatile / synchronized?
...le is not default.
volatile without synchronization (2)
volatile int i = 0;
void incIBy5() {
i += 5;
}
The same problem as above, but even worse because i is not private. The race condition is still present. Why is it a problem? If, say, two threads run this code simultaneously, the output mig...
Differences between hard real-time, soft real-time, and firm real-time?
...draw the line.
– Joel
Jun 26 '13 at 0:18
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Keep in mind that it's a continuum. Virtually every c...
Spring @Transactional - isolation, propagation
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PHP Session Fixation / Hijacking
...o prevent session fixation (do all of them):
Set session.use_trans_sid = 0 in your php.ini file. This will tell PHP not to include the identifier in the URL, and not to read the URL for identifiers.
Set session.use_only_cookies = 1 in your php.ini file. This will tell PHP to never use URLs with ...
Why create “Implicitly Unwrapped Optionals”, since that implies you know there's a value?
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What is a stream?
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edited Aug 1 '09 at 11:42
answered Aug 1 '09 at 11:10
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MPICH vs OpenMPI
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Purpose
First, it is important to recognize how MPICH and Open-MPI are different, i.e. that the...
Efficiency of purely functional programming
... Impure Lisp" ACM Symposium on Principles of Programming Languages, pages 104–109, January 1996
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Pointer expressions: *ptr++, *++ptr and ++*ptr
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What are the main performance differences between varchar and nvarchar SQL Server data types?
... working on a database for a small web app at my school using SQL Server 2005 .
I see a couple of schools of thought on the issue of varchar vs nvarchar :
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