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What is the lifetime of a static variable in a C++ function?
...tter() { cout << "Destroyed " << str << endl; }
};
void foo(bool skip_first)
{
if (!skip_first)
static emitter a("in if");
static emitter b("in foo");
}
int main(int argc, char*[])
{
foo(argc != 2);
if (argc == 3)
foo(false);
}
Output:
C:>sam...
How do I delete NuGet packages that are not referenced by any project in my solution?
... There are packages that appear in the package manager (and the packages folder) that I cannot delete (I believe they are legacy ASP.NET NuGet packages that have been replaced with new package names with the new version. They each have only a Manage button -- but no uninstall button. And when y...
jquery selector for id starts with specific text [duplicate]
...;
// Select all elements that have an attribute whose value has the word foobar
$("[attribute~='foobar']");
// Select all elements that have an attribute whose value starts with 'foo' and ends
// with 'bar'
$("[attribute^='foo'][attribute$='bar']");
attribute in the code above can be changed ...
When NOT to call super() method when overriding?
When I make my own Android custom class, I extend its native class. Then when I want to override the base method, I always call super() method, just like I always do in onCreate , onStop , etc.
...
What's the correct way to convert bytes to a hex string in Python 3?
...ascii module:
>>> import binascii
>>> binascii.hexlify('foo'.encode('utf8'))
b'666f6f'
>>> binascii.unhexlify(_).decode('utf8')
'foo'
See this answer:
Python 3.1.1 string to hex
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`new function()` with lower case “f” in JavaScript
...on () {
var instance = {},
inner = 'some value';
instance.foo = 'blah';
instance.get_inner = function () {
return inner;
};
instance.set_inner = function (s) {
inner = s;
};
return instance;
})();
The purpose of the new operator is to create ...
Where are Docker images stored on the host machine?
I managed to find the containers under directory /var/lib/docker/containers , but I can't find the images.
29 Answers
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How do I measure separate CPU core usage for a process?
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Select arrow style change
I'm trying to replace the arrow of a select with a picture of my own. I'm including the select in a div with the same size, I set the background of the select as transparent and I'm including a picture(with the same size as the arrow) in the right top corner of the div as background.
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What do ellipsis […] mean in a list?
I was playing around in python. I used the following code in IDLE:
6 Answers
6
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