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Generate random numbers uniformly over an entire range
... std::uniform_int_distribution. Here's an example:
const int range_from = 0;
const int range_to = 10;
std::random_device rand_dev;
std::mt19937 generator(rand_dev());
std::uniform_int_distribution<int> distr(range_from, range_to);
std::cout <<...
Angularjs ng-model doesn't work inside ng-if
...)
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.0rc1/angular.min.js"></script>
<script>
function main($scope) {
$scope.testa = false;
$scope.testb = false;
$scope.testc = false;
$scope.obj = {test: false};
}
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Unique ways to use the Null Coalescing operator [closed]
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edited Nov 10 '08 at 18:31
answered Nov 10 '08 at 18:25
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How to play audio?
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1406
If you don't want to mess with HTML elements:
var audio = new Audio('audio_file.mp3');
audio.p...
C#: Assign same value to multiple variables in single statement
... get
{
Console.WriteLine("AccessorTest.Value.get {0}", _Value);
return _Value;
}
set
{
Console.WriteLine("AccessorTest.Value.set {0}", value);
_Value = value;
}
}
}
This will output
AccessorTest.Value...
Copy a stream to avoid “stream has already been operated upon or closed”
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10 Answers
10
Active
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Batch file include external file for variables
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered May 4 '10 at 8:47
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PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)
...s of statements emulation
$db->setAttribute(PDO::ATTR_EMULATE_PREPARES, 0);
$sql = "
DELETE FROM car;
INSERT INTO car(name, type) VALUES ('car1', 'coupe');
INSERT INTO car(name, type) VALUES ('car2', 'coupe');
";
$db->exec($sql);
Using statements
$db = new PDO("mysql:host=localhost;dbname...
Pandas DataFrame Groupby two columns and get counts
...In [56]: df.groupby(['col5','col2']).size().reset_index().groupby('col2')[[0]].max()
Out[56]:
0
col2
A 3
B 2
C 1
D 3
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improve this answer
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Can gcc output C code after preprocessing?
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200
Yes. Pass gcc the -E option. This will output preprocessed source code.
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