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Does const mean thread-safe in C++11?
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This is what the Standard Language has to say on thread-safety:
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Two expression evaluations conflict if one of them modifies a memory location (1.7) and the other one accesses or modifies the same memory location.
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The execution of a program contains a data race if it contai...
Ruby class types and case statements
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answered Oct 11 '10 at 17:11
NakilonNakilon
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SQL Server - transactions roll back on error?
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Justin Loveless
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answered Apr 27 '17 at 5:04
samwisesamwise
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In Python, how do I create a string of n characters in one line of code?
...e this with the existing Python library? For instance, I need a string of 10 letters:
6 Answers
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Can we have functions inside functions in C++?
... std::cout << message << "\n";
};
// Prints "Hello!" 10 times
for(int i = 0; i < 10; i++) {
print_message("Hello!");
}
}
Lambdas can also modify local variables through **capture-by-reference*. With capture-by-reference, the lambda has access to all local ...
Creating hard and soft links using PowerShell
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– Cameron Oakenleaf
Sep 23 '17 at 5:10
2
@SergeVoloshenko It sure does. True, using New-Item does...
Passing arguments to require (when loading module)
...477/…
– SadSeven
Jul 19 '16 at 11:10
1
So what happens if you reference the module several time...
C++ : why bool is 8 bits long?
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answered Jan 14 '10 at 14:06
jalfjalf
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Redis strings vs Redis hashes to represent JSON: efficiency?
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BMinerBMiner
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How to wait for a keypress in R?
...}
onKeybd <- function(key)
{
keyPressed <<- key
}
xaxis=c(1:10) # Set up the x-axis.
yaxis=runif(10,min=0,max=1) # Set up the y-axis.
plot(xaxis,yaxis)
for (i in xaxis)
{
# On each keypress, color the points on the graph in red, one by one.
points(i,yaxis[i],col="red", pch=19...