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Double exclamation points? [duplicate]
So I was debuging some code and ran across this:
3 Answers
3
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Why should a Java class implement comparable?
...han other, > 0 if this is supposed to be greater than
// other and 0 if they are supposed to be equal
int last = this.lastName.compareTo(other.lastName);
return last == 0 ? this.firstName.compareTo(other.firstName) : last;
}
}
later..
/**
* List the authors. Sort ...
unbound method f() must be called with fibo_ instance as first argument (got classobj instance inste
In Python, I'm trying to run a method in a class and I get an error:
8 Answers
8
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Show hidden div on ng-click within ng-repeat
...
Remove the display:none, and use ng-show instead:
<ul class="procedures">
<li ng-repeat="procedure in procedures | filter:query | orderBy:orderProp">
<h4><a href="#" ng-click="showDetails = ! showDetails">{{proced...
How do you Programmatically Download a Webpage in Java
I would like to be able to fetch a web page's html and save it to a String , so I can do some processing on it. Also, how could I handle various types of compression.
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disable all form elements inside div
... answered Mar 13 '11 at 16:14
Andrew WhitakerAndrew Whitaker
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How do I create a random alpha-numeric string in C++?
I'd like to create a random string, consisting of alpha-numeric characters. I want to be able to be specify the length of the string.
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Add a custom attribute to a Laravel / Eloquent model on load?
...e underlying table.
As Taylor Otwell mentioned here, "This is intentional and for performance reasons." However there is an easy way to achieve this:
class EventSession extends Eloquent {
protected $table = 'sessions';
protected $appends = array('availability');
public function getAv...
Getting the encoding of a Postgres database
I have a database, and I need to know the default encoding for the database. I want to get it from the command line.
6 Answ...
How to debug an apache virtual host configuration?
...ck configuration files for syntax errors:
# Red Hat-based (Fedora, CentOS) and OSX
httpd -t
# Debian-based (Ubuntu)
apache2ctl -t
# MacOS
apachectl -t
List virtual hosts
To list all virtual hosts, and their locations:
# Red Hat-based (Fedora, CentOS) and OSX
httpd -S
# Debian-based (Ubuntu)
apac...