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Is there a difference between x++ and ++x in java?
...
I landed here from one of its recent dup's, and though this question is more than answered, I couldn't help decompiling the code and adding "yet another answer" :-)
To be accurate (and probably, a bit pedantic),
int y = 2;
y = y++;
is ...
RESTful Authentication
...ns instead of DB persistence).
For instance, here is a generic URI sample from the link above:
GET /object?apiKey=Qwerty2010
should be transmitted as such:
GET /object?timestamp=1261496500&apiKey=Qwerty2010&signature=abcdef0123456789
The string being signed is /object?apikey=Qwerty201...
Can you help me understand this? “Common REST Mistakes: Sessions are irrelevant”
...ld be then passed along with
subsequent requests? Does that make
sense from a REST point of view, or is
that missing the point?
This would not be RESTful since it carries state but it is however quite common since it's a convenience for users; a user does not have to login each time.
What...
What is the canonical way to determine commandline vs. http execution of a PHP script?
... cli-mode
} else {
// Not in cli-mode
}
Here are some relevant notes from the docs:
php_sapi_name — Returns the type of interface between web server and PHP
Although not exhaustive, the possible return values include aolserver, apache, apache2filter, apache2handler, caudium, cgi (un...
Java Regex Capturing Groups
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Thats a good explanation. So the reluctant starts from the left and just takes the minimum whereas with the greedy, it will take as much as possible (starting from the right), only stopping before the last digit to satisfy that condition. The third group takes the rest.
...
What are the differences between JSON and JavaScript object? [duplicate]
.../deserialize .NET objects.
So it's just a format allowing you to convert from objects to string and back which is convenient if you want to transfer them over the wire.
It is very close to javascript object representation and if you simply eval() a JSON string you will get the corresponding objec...
knitr Markdown highlighting in Emacs?
...ter markdown.el. Besides, if all you want is to just switch the ESS engine from Sweave to knitr (without highlighting!), there is no need to go through all the complication of this article, just add (setq ess-swv-processor 'knitr) in you init file.
– antonio
De...
Thin web server: `start_tcp_server': no acceptor (RuntimeError) after git branch checkout
...
From the above-linked article, a command to locate rails servers already running (works on mac): ps aux | grep rails
– Luke Griffiths
Aug 16 '12 at 14:40
...
Can I access a form in the controller?
...which is defined in a parent controller. Then you can reach your form even from a child scope.
Parent controller
$scope.forms = {};
Some template in a child scope
<form name="forms.form1">
</form>
Problem is that the form doesn't have to be defined in the moment when to code in th...
What is the significance of load factor in HashMap?
...
Actually, from my calculations, the "perfect" load factor is closer to log 2 (~ 0.7). Although any load factor less than this will yield better performance. I think that .75 was probably pulled out of a hat.
Proof:
Chaining can be av...