Radek Baczyński radek-baczynski

PHP Developer Interview: What you should know

1. What’s the difference between " self " and " this " ?

Use $this to refer to the current object. Use self to refer to the current class. In other words, use $this->member for non-static members, use self::$member for static members.

Source: When to use self vs this -stackoverflow

	# train_grpo.py
	#
	# See https://github.com/willccbb/verifiers for ongoing developments
	#
	"""
	citation:

	@misc{brown2025grpodemo,
	title={Granular Format Rewards for Eliciting Mathematical Reasoning Capabilities in Small Language Models},
	author={Brown, William},

	import os
	import codecs

	data_directory = os.path.join('..', 'data',
	'yelp_dataset_challenge_academic_dataset')

	businesses_filepath = os.path.join(data_directory,
	'yelp_academic_dataset_business.json')

	with codecs.open(businesses_filepath, encoding='utf_8') as f:

	from flask import Flask
	from flask import request
	import json
	import requests
	import hashlib as hasher
	import datetime as date
	node = Flask(__name__)

	# Define what a Snakecoin block is
	class Block:

	node1:
	image: hauptmedia/mariadb:10.1
	hostname: node1
	ports:
	- 13306:3306
	environment:
	- MYSQL_ROOT_PASSWORD=test
	- REPLICATION_PASSWORD=test
	- MYSQL_DATABASE=maria
	- MYSQL_USER=maria

	<html>

	<head>

	<link href="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/css/bootstrap.min.css" rel="stylesheet">
	<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
	<link rel="stylesheet" href="//ajax.googleapis.com/ajax/libs/jqueryui/1.11.2/themes/smoothness/jquery-ui.css" />
	<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.11.2/jquery-ui.min.js"></script>
	<script src="//cdn.rawgit.com/chjj/term.js/0b10f6c55d5113d50d0ff94b6c38a46375a5f9a5/src/term.js"></script>
	<script src="//maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js"></script>

	# Feel free to change this path of course (and keys_zone value as well, but also change the usage of it below).
	proxy_cache_path /var/www/cache/resized levels=1:2 keys_zone=resizedimages:10m max_size=1G;

	# Gzip was on in another conf file of mine...You may need to uncomment the next line.
	#gzip on;
	gzip_disable msie6;
	gzip_static on;
	gzip_comp_level 4;
	gzip_proxied any;
	# Again, be careful that you aren't overwriting some other setting from another config's http {} section.

	<?php

	namespace Category\Command;

	use Category\CategoryId;
	use Message\AbstractMessage;
	use Message\Message;
	use Message\MessageId;
	use Message\MessageTrait;
	use Product\Command\ProductsCommandTrait;

	<?php

	namespace Acme\BaseBundle\Routing\Generator;

	use Symfony\Component\Routing\Generator\UrlGenerator as BaseUrlGenerator;
	use Doctrine\Common\Util\Inflector;

	/**
	* UrlGenerator generates URL based on a set of routes.
	*