The following PHP code snippet uses GD to resize a browser-uploaded PNG to 128x128. It works great, except that the transparent areas in the original image are being replaced with a solid color- black in my case.
Even though imagesavealpha is set, somet...
I have always used || (two pipes) in OR expressions, both in C# and PHP. Occasionally I see a single pipe used: |. What is the difference between those two usages? Are there any caveats when using one over the other or are they interchangeable?
I am writing a webapp using CodeIgniter that requires authentication. I created a model which handles all my authentication. However, I can't find a way to access this authentication model from inside another model. Is there a way to access a model from i...
I'm trying to install Laconica, an open-source Microblogging application on my Windows development server using XAMPP as per the instructions provided.
The website cannot find PEAR, and throws the below errors:
Warning: require_once(PEAR.php) [functi...
What's the easiest way to profile a PHP script?
I'd love tacking something on that shows me a dump of all function calls and how long they took but I'm also OK with putting something around specific functions.
I tried experimenting with the microtime fu...
Interfaces allow you to create code which defines the methods of classes that implement it. You cannot however add any code to those methods.
Abstract classes allow you to do the same thing, along with adding code to the method.
Now if you can achieve...
Does anyone know of a good method for editing PDFs in PHP? Preferably open-source/zero-license cost methods. :)
I am thinking along the lines of opening a PDF file, replacing text in the PDF and then writing out the modified version of the PDF?
I have p...
Is there available any tool for PHP which can be used to generate code for consuming a web service based on its WSDL? Something comparable to clicking "Add Web Reference" in Visual Studio or the Eclipse plugin which does the same thing for Java.
I have a directory structure like the following;
Now, I use those objects in both script.php and /soap/soap.php, I could move them,...
On the other end of the spectrum, I would be happy if I could install a wiki and share the login credentials between WordPress and the wiki. I hacked MediaWiki a while ago to share logins with another site (in ASP Classic) via session cookies, and it was ...
Is it possible to configure xampp to serve up a file outside of the htdocs directory?
For instance, say I have a file located as follows:
and my xampp files are normally served out from:
How do you debug PHP scripts?
I am aware of basic debugging such as using the Error Reporting. The breakpoint debugging in PHPEclipse is also quite useful.
What is the best (in terms of fast and easy) way to debug in phpStorm or any other IDE?
In our place we're split between using mysqli and PDO for stuff like prepared statements and transaction support. Some projects use one, some the other. There is little realistic likelihood of us ever moving to another RDBMS.
I prefer PDO for the single ...
So I'm refactoring my code to implement more OOP. I set up a class to hold page attributes.
public function __construct($db_connection)
Sorry for the basic question - I'm a .NET developer and don't have much experience with LAMP setups.
I have a PHP site that will allow uploads to a specific folder. I have been told that this folder needs to be owned by the webserver user for the upload ...
Even though I have a robust and fast computer (Pentium Dual Core 2.0 with 2Gb RAM), I'm always searching for lightweight software to have on it, so it runs fast even when many apps are up and running simultaneously.
On the last few weeks I've been migrat...
is there an alternative for mysql_insert_id() php function for PostgreSQL? Most of the frameworks are solving the problem partially by finding the current value of the sequence used in the ID. However, there are times that the primary key is not a serial ...