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Weighted random numbers
...;typename _IntType>
void
discrete_distribution<_IntType>::param_type::
_M_initialize()
{
if (_M_prob.size() < 2)
{
_M_prob.clear();
return;
}
const double __sum = std::accumulate(_M_prob.begin(),
...
When to encode space to plus (+) or %20?
...ww.example.com/path/foo+bar/path?query+name=query+value
In this URL, the parameter name is query name with a space and the value is query value with a space, but the folder name in the path is literally foo+bar, not foo bar.
%20 is a valid way to encode a space in either of these contexts. So if ...
What is the purpose of a self executing function in javascript?
...works.
When you wrap a function definition in parentheses, and include a parameter list (another set or parentheses!) it acts as a function call.
So lets look at our code again, with some self-executing syntax:
(function main() {
var userName = "Sean";
console.log(name());
function n...
Set timeout for ajax (jQuery)
...
You can get see what type of error was thrown by accessing the textStatus parameter of the error: function(jqXHR, textStatus, errorThrown) option. The options are "timeout", "error", "abort", and "parsererror".
share
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HTML input - name vs. id [duplicate]
...element except <base>, <html>, <head>, <meta>, <param>, <script>, <style>, <title>
Each Id should be unique in the page as rendered in the browser, which may or may not be all in the same file
Can be used as anchor reference in URL
Is referenced in CSS...
C/C++ Struct vs Class
...ce, defining functions which all take a pointer to a struct as their first parameter, or occasionally coercing structs with the same first few fields to be "sub/superclasses"—it's always sort of bolted on, and isn't really part of the language.
...
Is recursion ever faster than looping?
I know that recursion is sometimes a lot cleaner than looping, and I'm not asking anything about when I should use recursion over iteration, I know there are lots of questions about that already.
...
How to create a custom-shaped bitmap marker with Android map API v2 [duplicate]
... @Override protected Bitmap doInBackground(Void... params) { return Utils.loadBitmap(url); } }.execute();
– sonida
Apr 30 '13 at 3:45
...
How to clone a case class instance and change just one field in Scala?
...cala case classes have a copy method that takes advantage of named/default params to work its magic:
val newPersona =
existingPersona.copy(sentMessages = existing.sentMessages + newMessage)
You can also create a method on Persona to simplify usage:
case class Persona(
svcName : String,
sv...
How do I convert a Ruby class name to a underscore-delimited symbol?
...ontains many useful more "semantic" attributes such as:
FooBar.model_name.param_key
#=> "foo_bar"
FooBar.model_name.route_key
#=> "foo_bars"
FooBar.model_name.human
#=> "Foo bar"
So you should use one of those if they match your desired meaning, which is likely the case. Advantages:
...