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Which MySQL datatype to use for an IP address? [duplicate]
I want to get the IP address from $_SERVER['REMOTE_ADDR'] and some other $_SERVER variables, which datatype is the right one for this?
...
How to display all methods of an object?
...r(function (p) {
return typeof Math[p] === 'function';
}));
//-> ["random", "abs", "acos", "asin", "atan", "ceil", "cos", "exp", ...etc ]
In ES3 browsers (IE 8 and lower), the properties of built-in objects aren't enumerable. Objects like window and document aren't built-in, they're defi...
Finding median of list in Python
...ow do you find the median of a list in Python? The list can be of any size and the numbers are not guaranteed to be in any particular order.
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How to change JFrame icon [duplicate]
...e size of the icon?.. im gonna create one now ..
– Anand
Oct 23 '09 at 17:18
3
See here for inter...
How to Set Variables in a Laravel Blade Template
I'm reading the Laravel Blade documentation and I can't figure out how to assign variables inside a template for use later. I can't do {{ $old_section = "whatever" }} because that will echo "whatever" and I don't want that.
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How do I restart nginx only after the configuration test was successful on Ubuntu?
When I restart the nginx service on a command line on an Ubuntu server, the service crashes when a nginx configuration file has errors. On a multi-site server this puts down all the sites, even the ones without configuration errors.
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Download multiple files with a single action
I am not sure if this is possible using standard web technologies.
19 Answers
19
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Is there a way to detect if a browser window is not currently active?
... in incompatible browsers:
(function() {
var hidden = "hidden";
// Standards:
if (hidden in document)
document.addEventListener("visibilitychange", onchange);
else if ((hidden = "mozHidden") in document)
document.addEventListener("mozvisibilitychange", onchange);
else if ((hidden...
Why should I prefer to use member initialization lists?
... this case, the constructor for B will call the default constructor for A, and then initialize a.x to 3. A better way would be for B's constructor to directly call A's constructor in the initializer list:
B()
: a(3)
{
}
This would only call A's A(int) constructor and not its default constructo...
Most efficient conversion of ResultSet to JSON?
...e following code converts a ResultSet to a JSON string using JSONArray and JSONObject .
14 Answers
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