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How can I parse a JSON file with PHP? [duplicate]
... @Jesse php.net/manual/en/class.recursiveiteratoriterator.php would allow you to detect the depth.
– Gordon
Aug 30 '15 at 7:08
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File changed listener in Java
I'd like to be notified when a file has been changed in the file system. I have found nothing but a thread that polls the lastModified File property and clearly this solution is not optimal.
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Set attributes from dictionary in python
...key])
Update
As Brent Nash suggests, you can make this more flexible by allowing keyword arguments as well:
class Employee(object):
def __init__(self, *initial_data, **kwargs):
for dictionary in initial_data:
for key in dictionary:
setattr(self, key, dicti...
deny directory listing with htaccess
...tings.
If you are using a .htaccess file make sure you have at least the "allowoverride options" setting in your main apache config file.
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Add new methods to a resource controller in Laravel
...like the example here laravel.com/docs/5.1/routing#route-parameters). Ideally I'd like to pass the parameter to run in FooController.
– ATutorMe
Jan 8 '16 at 7:13
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JavaScript isset() equivalent
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I generally use the typeof operator:
if (typeof obj.foo !== 'undefined') {
// your code here
}
It will return "undefined" either if the property doesn't exist or its value is undefined.
(See also: Difference between undefi...
PHP String to Float
I am not familiar with PHP at all and had a quick question.
8 Answers
8
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Parse error: Syntax error, unexpected end of file in my PHP code
...You should avoid this (at the end of your code):
{?>
and this:
<?php}
You shouldn't put brackets directly close to the open/close php tag, but separate it with a space:
{ ?>
<?php {
also avoid <? and use <?php
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Grabbing the href attribute of an A element
...ml($node), PHP_EOL;
}
The above would find and output the "outerHTML" of all A elements in the $html string.
To get all the text values of the node, you do
echo $node->nodeValue;
To check if the href attribute exists you can do
echo $node->hasAttribute( 'href' );
To get the href att...
Why is the standard session lifetime 24 minutes (1440 seconds)?
...P3 days, PHP itself had no session support.
But an open-source library called PHPLIB, initially written by Boris Erdmann and Kristian Koehntopp from NetUSE AG, provided sessions via PHP3 code.
Session lifetimes were defined in minutes, not seconds. And the default lifetime was 1440 minutes, o...