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Why can lambdas be better optimized by the compiler than plain functions?
...= f(*begin);
}
Calling it with a lambda like this:
int a[] = { 1, 2, 3, 4 };
map(begin(a), end(a), [](int n) { return n * 2; });
Results in this instantiation (created by the compiler):
template <>
void map<int*, _some_lambda_type>(int* begin, int* end, _some_lambda_type f) {
f...
Read-only list or unmodifiable list in .NET 4.0
From what I can tell, .NET 4.0 still lacks read-only lists. Why does the framework still lack this functionality? Isn't this one of the commonest pieces of functionality for domain-driven design ?
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What's the difference of ContentType and MimeType
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4 Answers
4
Active
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C++ Double Address Operator? (&&)
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edited May 23 '17 at 11:47
Community♦
111 silver badge
answered Dec 28 '10 at 20:16
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Is there a way to make a link clickable in the OSX Terminal?
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Joshua Muheim
10.4k66 gold badges5858 silver badges116116 bronze badges
answered Feb 26 '10 at 4:37
oopsoops
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Error in : object of type 'closure' is not subsettable
...f <- reactive({
data.frame(col1 = c(1,2,3),
col2 = c(4,5,6))
})
While we often work with reactive expressions in shiny as if they were data frames, they are actually functions that return data frames (or other objects).
isolate({
print(reactive_df())
print(reactive_d...
How to extract a string using JavaScript Regex?
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edited Jul 4 '15 at 18:19
answered Nov 10 '09 at 13:18
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Using Rails serialize to save hash to database
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174
The column type is wrong. You should use Text instead of String. Therefore, your migration shoul...
Resolving a 'both added' merge conflict in git?
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141
If you use git rm git will remove all versions of that path from the index so your resolve acti...