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Does the Go language have function/method overloading?
...the types was a major simplifying decision in Go's type system.
Update: 2016-04-07
While Go still does not have overloaded functions (and probably never will), the most useful feature of overloading, that of calling a function with optional arguments and inferring defaults for those omitted can b...
CSS selector for other than the first child and last child
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Salman von AbbasSalman von Abbas
20.8k88 gold badges6464 silver badges5656 bronze badges
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How to order results with findBy() in Doctrine
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309
The second parameter of findBy is for ORDER.
$ens = $em->getRepository('AcmeBinBundle:Marks...
HTML anchor link - href and onclick both?
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130
Just return true instead?
The return value from the onClick code is what determines whether the...
ActiveRecord, has_many :through, and Polymorphic Associations
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edited Dec 5 '11 at 9:09
answered Nov 5 '09 at 23:53
Em...
What does a double * (splat) operator do
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Ruby 2.0 introduced keyword arguments, and ** acts like *, but for keyword arguments. It returns a Hash with key / value pairs.
For this code:
def foo(a, *b, **c)
[a, b, c]
end
Here's a demo:
> foo 10
=> [10, [], {}]
&g...
Media Player called in state 0, error (-38,0)
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120
You need to call mediaPlayer.start() in the onPrepared method by using a listener.
You are getti...
What is difference between instantiating an object using new vs. without
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The line:
Time t (12, 0, 0);
... allocates a variable of type Time in local scope, generally on the stack, which will be destroyed when its scope ends.
By contrast:
Time* t = new Time(12, 0, 0);
... allocates a block of memory by calling eit...
How do I reference a Django settings variable in my models.py?
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Arbazz Hussain
90244 silver badges2323 bronze badges
answered Oct 23 '11 at 17:31
juankysmithjuankysmith
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ALTER TABLE, set null in not null column, PostgreSQL 9.1
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208
ALTER TABLE person ALTER COLUMN phone DROP NOT NULL;
More details in the manual: http://www.p...