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How much is the overhead of smart pointers compared to normal pointers in C++?
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answered Mar 10 '14 at 9:17
lisyaruslisyarus
12.9k33 gold badges3737 silver badges5858 bronze badges
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How to use C++ in Go
... -o $@ -c $(CGO_CFLAGS) $<
CGO_LDFLAGS+=-lstdc++
$(elem)_foo.so: foo.cgo4.o foo.o cfoo.o
gcc $(_CGO_CFLAGS_$(GOARCH)) $(_CGO_LDFLAGS_$(GOOS)) -o $@ $^ $(CGO_LDFLAGS)
Try testing it with:
// foo_test.go
package foo
import "testing"
func TestFoo(t *testing.T){
foo := New();
foo.Bar()...
How to determine whether a Pandas Column contains a particular value
...s working, except when I fed it a value that I knew was not in the column 43 in df['id'] it still returned True . When I subset to a data frame only containing entries matching the missing id df[df['id'] == 43] there are, obviously, no entries in it. How to I determine if a column in a Pandas d...
Java - sending HTTP parameters via POST method easily
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475
In a GET request, the parameters are sent as part of the URL.
In a POST request, the paramete...
How to implement a binary tree?
...nt(str(node.v) + ' ')
self._printTree(node.r)
# 3
# 0 4
# 2 8
tree = Tree()
tree.add(3)
tree.add(4)
tree.add(0)
tree.add(8)
tree.add(2)
tree.printTree()
print(tree.find(3).v)
print(tree.find(10))
tree.deleteTree()
tree.printTree()
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Split a String into an array in Swift?
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edited Jul 13 '16 at 12:14
swiftBoy
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answe...
Pinging servers in Python
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answered Sep 20 '15 at 22:24
ePi272314ePi272314
8,39444 gold badges3333 silver badges2929 bronze badges
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Clearing all cookies with JavaScript
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edited Jul 6 '17 at 9:44
Flimm
86.3k2828 gold badges186186 silver badges191191 bronze badges
answere...
Thread pooling in C++11
....pop();
}
Job(); // function<void()> type
}
};
4) Make a function to add job to your Queue
void The_Pool:: Add_Job(function<void()> New_Job)
{
{
unique_lock<mutex> lock(Queue_Mutex);
Queue.push(New_Job);
}
condition.notify_one();
}...
How does BLAS get such extreme performance?
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149
A good starting point is the great book The Science of Programming Matrix Computations by Rober...