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What is the difference between a strongly typed language and a statically typed language?
...but it will never refer to an Integer or a List. That's static typing.
In PHP:
$s = "abcd"; // $s is a string
$s = 123; // $s is now an integer
$s = array(1, 2, 3); // $s is now an array
$s = new DOMDocument; // $s is an instance of the DOMDocument class
That's dynamic typi...
What is the purpose of the “role” attribute in HTML?
...role is not included. Browsers will apply the first recognized role in the token list.
<span role="foo link note bar">...</a>
Out of the list, only link and note are valid roles, and so the link role will be applied in the platform accessibility API because it comes first. If you use cu...
Naming cookies - best practices [closed]
...), with precedence depending on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring param named "x", and you ask for $_REQUEST["x"], you get the cookie value when you might want/expect the GET param. This is especially problematic if ...
What is the difference between require and require-dev sections in composer.json?
... packages might be needed for developing the software, such as:
friendsofphp/php-cs-fixer (to detect and fix coding style issues)
squizlabs/php_codesniffer (to detect and fix coding style issues)
phpunit/phpunit (to drive the development using tests)
etc.
Deployment
Now, in development and test...
How do I declare class-level properties in Objective-C?
...easily enhanced for thread-safe "singleton" behaviour, using dispatch_once token - but otherwise the solution correctly demonstrates the answer
– Motti Shneor
Jan 28 '19 at 7:15
...
Symfony 2 EntityManager injection in service
... tuning would look like this:
1. Use in your services or Controller
<?php
namespace Test\CommonBundle\Services;
use Doctrine\ORM\EntityManagerInterface;
class UserService
{
private $userRepository;
// use custom repository over direct use of EntityManager
// see step 2
publi...
List of All Locales and Their Short Codes?
I'm looking for a list of all locales and their short codes for a PHP application I am writing. Is there much variation in this data between platforms?
...
How to remove old Docker containers
...ntainers in an elegant way.
And by Bartosz Bilicki, for Windows:
FOR /f "tokens=*" %i IN ('docker ps -a -q') DO docker rm %i
For PowerShell:
docker rm @(docker ps -aq)
An update with Docker 1.13 (Q4 2016), credit to VonC (later in this thread):
docker system prune will delete ALL unused da...
How do I syntax check a Bash script without running it?
...tax: ["$var" is syntactically a valid command-name expression; similarly, tokens == and "$string" are valid command arguments. (Generally, builtin [ is parsed with command syntax, whereas [[ - as a shell keyword - is parsed differently.) The shell builtin [ does not delegate to the "test program" (...
Too much data with var_dump in symfony2 doctrine2
...
If you prefer to have the debug output in your php error log, use the following: error_log(print_r(\Doctrine\Common\Util\Debug::export($variable, $depth),1)); It's pretty cumbersome to type every time, but you can easily create a macro for it.
– And...