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How can I make console.log show the current state of an object?
...rse(JSON.stringify(o))
}
example usage: consoleLogWithObjectCopy('obj', {foo: 'bar'}, 1, /abc/, {a: 1})
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Forward host port to docker container
Is it possible to have a Docker container access ports opened by the host? Concretely I have MongoDB and RabbitMQ running on the host and I'd like to run a process in a Docker container to listen to the queue and (optionally) write to the database.
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Why is sizeof considered an operator?
... possible if it's an operator rather than a function. For instance:
union foo {
int i;
char c[sizeof(int)];
};
Syntactically if it weren't an operator then it would have to be a preprocessor macro since functions can't take types as arguments. That would be a difficult macro to implement ...
How can I write to the console in PHP?
...pproach, echo as JSON:
<script>
console.log(<?= json_encode($foo); ?>);
</script>
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Set NOW() as Default Value for datetime datatype?
... you can use the DATETIME type with a dynamic default value:
CREATE TABLE foo (
creation_time DATETIME DEFAULT CURRENT_TIMESTAMP,
modification_time DATETIME ON UPDATE CURRENT_TIMESTAMP
)
Or even combine both rules:
modification_time DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CU...
Is there a way to do repetitive tasks at intervals?
...rtBeat() {
for range time.Tick(time.Second * 1) {
fmt.Println("Foo")
}
}
Playground
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How to copy a file to multiple directories using the gnu cp command
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These answers all seem more complicated than the obvious:
for i in /foo /bar; do cp "$file1" "$i"; done
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PHP: How to check if image file exists?
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Try like this:
$file = '/path/to/foo.txt'; // 'images/'.$file (physical path)
if (file_exists($file)) {
echo "The file $file exists";
} else {
echo "The file $file does not exist";
}
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Is it possible to target older iOS versions when using Xcode 4.2 and iOS 5 SDK?
... answered Oct 13 '11 at 22:03
Foo BahFoo Bah
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Can I use a collection initializer for Dictionary entries?
... to compile-time type of argument. That is, if I have a collection:
class FooCollection : IEnumerable
{
public void Add(int i) ...
public void Add(string s) ...
public void Add(double d) ...
}
the following code is perfectly legal:
var foos = new FooCollection() { 1, 2, 3.14, "Hell...