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Is it possible to clone html element objects in JavaScript / JQuery?
...n copy children of one element and paste them into the other element:
var foo1 = jQuery('#foo1');
var foo2 = jQuery('#foo2');
foo1.html(foo2.children().clone());
Proof: http://jsfiddle.net/de9kc/
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Why is my program slow when looping over exactly 8192 elements?
...am in question. The matrix img[][] has the size SIZE×SIZE, and is initialized at:
2 Answers
...
Getters \ setters for dummies
...properties. They work with all modern browsers except IE 8 and below.
var foo = {
bar : 123,
get bar(){ return bar; },
set bar( value ){ this.bar = value; }
};
foo.bar = 456;
var gaz = foo.bar;
Custom Getters and Setters
get and set aren't reserved words, so they can be overloaded to...
What is the 'override' keyword in C++ used for? [duplicate]
...errides.
To explain the latter:
class base
{
public:
virtual int foo(float x) = 0;
};
class derived: public base
{
public:
int foo(float x) override { ... } // OK
}
class derived2: public base
{
public:
int foo(int x) override { ... } // ERROR
};
In derived2 the compi...
Overriding a Rails default_scope
...
In Rails 3:
foos = Foo.unscoped.where(:baz => baz)
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What are some (concrete) use-cases for metaclasses?
...ase classes' attributes every time):
>>> class A(Model):
... foo = Integer()
...
>>> class B(A):
... bar = String()
...
>>> B._fields
{'foo': Integer('A.foo'), 'bar': String('B.bar')}
Again, this can be done (without inheritance) with a class decorator:
def mod...
Where does forever store console.log output?
I installed forever and am using it, finding it quite funny.
11 Answers
11
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PHP Fatal error: Using $this when not in object context
...
In my index.php I'm loading maybe
foobarfunc() like this:
foobar::foobarfunc(); // Wrong, it is not static method
but can also be
$foobar = new foobar; // correct
$foobar->foobarfunc();
You can not invoke method this way because it is not sta...
What is setup.py?
...
It helps to install a python package foo on your machine (can also be in virtualenv) so that you can import the package foo from other projects and also from [I]Python prompts.
It does the similar job of pip, easy_install etc.,
Using setup.py
Let's star...
linux下iptables配置详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
linux下iptables配置详解如果你的IPTABLES基础知识还不了解,建议先去看看.开始配置我们来配置一个filter表的防火墙.(1)查看本机关于IPTABLES的设置情况[root@tp ~]...如果你的IPTABLES基础知识还不了解,建议先去看看.
开始配置
我们来配置...