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std::function and std::bind: what are they, and when should they be used?
...ithms, but I haven't understood what Stroustrup says about them in the C++11 FAQ .
4 Answers
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Suppress command line output
...
212
Because error messages often go to stderr not stdout.
Change the invocation to this:
taskkill...
What is a “callback” in C and how are they implemented?
...RandomValue(void)
{
return rand();
}
int main(void)
{
int myarray[10];
populate_array(myarray, 10, getNextRandomValue);
...
}
Here, the populate_array function takes a function pointer as its third parameter, and calls it to get the values to populate the array with. We've written...
How can I pretty-print JSON using node.js?
...le:
var fs = require('fs');
fs.writeFile('test.json', JSON.stringify({ a:1, b:2, c:3 }, null, 4));
/* test.json:
{
"a": 1,
"b": 2,
"c": 3,
}
*/
See the JSON.stringify() docs at MDN, Node fs docs
share
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What does a colon following a C++ constructor name do? [duplicate]
...r (":") do in this constructor? Is it equivalent to MyClass(m_classID = -1, m_userdata = 0); ?
9 Answers
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What is the use of the ArraySegment class?
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edited Oct 1 '19 at 22:03
answered Oct 26 '11 at 18:15
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Identify user in a Bash script called by sudo
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136
$SUDO_USER doesn't work if you are using sudo su -.
It also requires multiple checks - if $USE...
How to sort an ArrayList?
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edited Nov 26 '18 at 23:59
Carl Walsh
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