Questions about PHP, a widely-used general-purpose scripting language that is especially suited for Web development.

learn more… | top users | synonyms

9
votes
6answers
2k views

Can someone help me understand MVC? [duplicate]

I've read a few articles on the MVC pattern and tried to understand what it exactly is. But till now, what I get is a plain diagram showing 3 modules of Model, View and Controller. Some say that it ...
-1
votes
1answer
58 views

Deleting dynamic elements from a database [closed]

I have a select dropdown, with '+' and '-' buttons that add and remove items before submission. I would like to be able to remove the elements with the '-' button after they have been added to the ...
2
votes
1answer
185 views

PHP Cache Strategy - Genius or Sheer Stupidity?

I have a shared hosting with limited capabilities. Memcache and mod_cache are not available to me. I would like to implement my own PHP caching method to cache the results of load-intensive SQL query. ...
0
votes
2answers
126 views

Is there a better way to load objects?

I have always kept the code to load an object within the object itself. That way no matter what method is creating the object, it always has access to the method to load the object. However this does ...
0
votes
0answers
96 views

Rendering STL file to STL viewer which is in new page

I've uploaded a STL file as an additional file for a product. And it gets downloaded in frontend as shown in screen shot. When I click on that link for STL Downloader, then that STL file will be ...
0
votes
1answer
93 views

Creating a voting platform for submissions during timeperiod

I have a site where stories are submitted at any time by users. The staff would like the ability to create a voting period at any time. For example, they can choose to open up voting from today until ...
1
vote
1answer
150 views

What is the simplest archive file format to aim for when writing collections of files?

I've created a PHP-based document management system and hosted it on my Raspberry Pi. I created a "backup" function that zips together all the documents, but it takes too long due to the hardware ...
3
votes
2answers
273 views

What's a good simple way to combat the n+1 problem?

I'm trying to better understand performance in PHP. One issue I'm thinking about is the n+1 problem. By n+1 I mean something like this: $posts = Posts::getPosts(); foreach($posts as $post) { ...
2
votes
2answers
334 views

Repository pattern implementation that knows nothing about the database table and column names

I've seen around the Internet and Github, implementations for the design pattern Repository that knows about database table and column names. I was think, if I want to work with the database as a ...
-1
votes
1answer
110 views

PHP4 constructor does not work with namespaces [closed]

Here's a scenario: whenever accessing class using namespaces in php, it doesn't launch the standard constructor, but only the 'magic' method. What's wrong here and what can be fixed? hierarchy ...
0
votes
1answer
142 views

Doctrine 2 and Concrete table inheritance

I use Doctrine 2 and I've read some articles on inheritance strategies' mapping with ORM. I've seen three main strategies : "Class table inheritance", "Concrete table inheritance" and "Single table ...
0
votes
1answer
80 views

How can I cancel all running mysql queries in a web application?

I am running a web application which has to scan (mysql query on a particular column) a huge MySQL table, which has over 100,000 records. The problem I find that when a user requests another page ...
1
vote
1answer
356 views

AJAX or web sockets for client-server communication?

I recently took a course on AngularJS, and quite frankly I loved the concepts of a website that fetches json to handle subsequent requests, however I still feel like Javascript is far too slow for ...
1
vote
2answers
154 views

How do two applications communicate? [closed]

Say I had a PHP page with a calculator interface, but I want to transfer the sum to Windows Calculator.exe and then get a reply from the application back to my PHP page, how do you go about doing ...
1
vote
1answer
308 views

Repository Pattern: Doctrine2 vs Microsoft Entity Framework?

I have been using Symfony2 with Doctrine2 for some years. I have recently started using Microsoft's Entity Framework with MVC5. From my Symfony2 experience I understand that a repository's job is only ...
1
vote
0answers
342 views

MVC content management framework with an admin panel

I've lately been developing my own MVC content management system using PHP and, at least in my mind, am a little stuck with the system design. I believe this would apply to building a content ...
1
vote
1answer
183 views

Should we live by using Suhosin with PHP?

A lot of my security experienced friends have told me that I need to code my web applications for working under the Suhosin PHP patch, Suhosin being "an advanced protection system for PHP ...
2
votes
1answer
195 views

Use and manage Front End Assets for Web

I am a beginner and am currently developing a kind of cms using PHP. The number of libraries that we can potentially use in the front end is large. I have a question about properly selecting, ...
-1
votes
1answer
93 views

Cloud Newbie … what should I know while creating my App [closed]

I never developed for the Cloud, and to tell you the truth I am not fully 100% sure of what Cloud is when coming down to servers and services. I am starting to develop an App where I will need to be ...
0
votes
2answers
185 views

Is PHP the only popular language that mixes simple and associative arrays into a single type? [closed]

I'm doing a research on PHP and wondering if there any other commonly used programming langues that use an associative array for both simple indexed element storage and key-value functionality. Does ...
1
vote
2answers
246 views

Web Application: Combining View Layer Between PHP and Javascript-AJAX

I'm developing web application using PHP with CodeIgniter MVC framework with a huge real time client-side functionality needs. This is my first time to build large scale of client-side app. So I ...
0
votes
1answer
82 views

When to used static visibility? [duplicate]

I can't attain the primary used of Static Visibility. My question is why they used static method & properties in this code? class PassHash { // blowfish private static $algo = '$2a'; ...
-2
votes
4answers
251 views

What is the name of this design pattern? [closed]

I have been using this "design pattern" (may or may not be an "official" design pattern) for a while and I wanted to know if it had a name (so that I could name my classes after it). Example in PHP ...
0
votes
0answers
47 views

Laravel 4: Binding/linking two users together

I'm building a unittest system. At some point I want to bind two users together in order to make an assignment for those two. So when the admin chooses to link two students together the system should ...
0
votes
0answers
32 views

Writing Models in PyroCMS/Codeinighter Models

In Pyrocms there are Admin views and User views. Im developing a complex module where my model file is getting to be rather large. Should I be abstracting logic in my model files to also be User ...
0
votes
2answers
175 views

Flaws in my PHP development setup - sharing sources causing lags

I have following development setup for my PHP projects: Working station running on Windows 7 with PhpStorm IDE. GIT for version controlling. CentOS on virtual machine (VirtualBox) with Apache and ...
0
votes
2answers
155 views

Failed to allocate memory - What is it trying to say?

In my early days of programming I often used to get memory related fatal errors in the following format: Fatal error: Allowed memory size of <some big number> bytes exhausted (tried to ...
1
vote
1answer
844 views

Face Recognition(OpenCV) with MySQL and PHP

First of all I have asked this question on stackoverflow and got down vote for question being not belonging to the site. I am trying my luck se now(more suitable to se I guess) and I hope I will not ...
1
vote
1answer
239 views

Advice on refactoring PHP Project

I have a small SAS ERP that was written some years ago using PHP. At that time, it didn't use any framework, but the code isn't a mess. Nowadays, the project grows and I’m now working with 3 more ...
7
votes
1answer
147 views

Securely sending data from shared hosted PHP script to local MSSQL

I'm trying to add data from a webhook (from a web cart) to a local Microsoft SQL Server. It seems like the best route for me is to use a PHP script to listen for new data (POST as json), parse it, ...
2
votes
1answer
82 views

Do objects maintain identity under all non-cloning conditions in PHP?

PHP 5.5 I'm doing a bunch of passing around of objects with the assumption that they will all maintain their identities - that any changes made to their states from inside other objects' methods will ...
1
vote
1answer
31 views

Correct process for creating builds reliant on 3rd party packages

I work on a Symfony 2 codebase. We use a number of third-party packages (most are in the Symfony Standard Edition). We use composer for dependencies. We current have all of our third-party code ...
0
votes
1answer
174 views

Penny auction concept and how the timer works

I am creating a penny auction site using PHP yii framework. The main consideration of the system is to update the database records of all active auctions (max 15 auctions) with the current ticker ...
0
votes
1answer
178 views

Website File and Folder Structure

I am having a problem learning how proper website structure should be. And by that I mean how to code the pages and how folder structure should be. Currently I am navigating around my website using ...
0
votes
1answer
80 views

exception for string literal conventions

If I'm used to use ' for string literals in PHP, would it be better if I'll stick to it in any situation or can there be exceptions when it would increase readability? example: $foo = "bar'baz"; // ...
0
votes
0answers
88 views

ffmpeg: cut multiple input files with seeking to one output file

I have list of video files (loaded from database), each with start and end time of requested interval: # file begin end v1.mp4 1:01 2:01 v2.mp4 3:02 3:32 v3.mp4 2:03 5:23 And ...
0
votes
2answers
359 views

Why elseif instead of else if?

Few days ago I stopped on some PHP's developers quide (for contributors to particular project) and it stated, that elseif must be strictly used instead of else if -- without giving any reason, why? ...
0
votes
2answers
123 views

Image caching when rendering the same images on different pages [closed]

I'm told to think about caching of images that will be displayed on the page. The images will be repeated throughout the website on different pages and I'm told to figure out the best way to cache ...
1
vote
0answers
136 views

Websockets VS SSE

Suppose I have a service which requires to seek the database for different data once and in a while. For this I have 2 or 3 SSE, each one with a different retry basetime (20000 miliseconds, 1000 ...
0
votes
1answer
225 views

Should I use my own public API on my site (via JS)?

First of all, this question is far more different other 'public api questions' like this: Should a website use its own public API?, second, sorry for my English. You can find the question summarized ...
1
vote
1answer
102 views

How to properly handle conditional dependencies in a factory?

Let's say you have a string $action run-time, that specifies which type of $object needs to be created: $dbobject, $memcacheobject, $fileobject, $xmlobject, etc. Assume also, that creation of an ...
1
vote
2answers
1k views

Should you use PHP to render the html page or use javascript frameworks? Server-side page rendering or client-side page rendering? [closed]

This may be a inappropriate question, but I'm really need help demystifying this. Suppose we want to create web application like reddit or Gmail. The way I understood it from my research is that ...
0
votes
1answer
96 views

Javascript based application controller in Javascript-less environments

I just got done watching an informative Box tech talk by Nicholas Zakas on a javascript architecture for web development: https://www.youtube.com/watch?v=mKouqShWI4o&feature=youtu.be This image, ...
0
votes
1answer
197 views

Applying DDD to a simple app with a configuration twist

I’m using the light-weight PHP Fat-Free Framework as a base to form a simple MVC based app with DDD philosophy for the Model layer. I’m aware that DDD is most suitable or enterprise solutions and that ...
0
votes
1answer
175 views

What is the proper way to extract and pass parameters to call javascript functionality from my PHP page?

This is my situation: I have a search results page in PHP where most of the logic resides in a javascript file in order to avoid refreshing the page every time an action is performed. The first thing ...
0
votes
1answer
109 views

How do you detect lying Stubs/Mocks?

Consider this piece of code from the PHPUnit manual(I'm using PHP only as an example): class StubTest extends PHPUnit_Framework_TestCase { public function testStub() { // Create a ...
0
votes
0answers
39 views

Is there just one EventHandler class per application?

In a game I'm making I was about to add a MovementEventHandler, with events like "pre-character-movement" and "post-character-movement". But this class will do exactly the same as a future ...
0
votes
1answer
54 views

Restricting object types that can be added to each other using the Composite Pattern

The Situation: I am building a custom PHP application framework. I have implemented a composite pattern so I can build a object tree representing the page to be rendered. Example: abstract class ...
0
votes
0answers
57 views

Import data and modify

I should build an importer in PHP. So below you can see how it should work or how it currently works. This is only a small example, the real importer is much bigger so the import() method is also ...
0
votes
1answer
260 views

Many-to-many in OOP: Class A instantiates Class B, which instantiates Class A, which

I am mapping Field1 to Field2. The map object instantiates the field object and vice versa, creating an infinite loop. This is in PHP. class field { protected $maps; // mapCollection object. all ...