PHP Data Objects or PDO is an extension for PHP that gives a consistent interface for accessing databases. Each database will have it’s own driver that must be installed or enabled in your PHP installation. It gives me a data-access abstraction layer which allows me to change the underlying database type without changing my code. […]
PHP Data Objects (PDO) Read More »
Combining two strings into one string is easy with both PHP and JavaScript. In PHP: $string1 = ‘Hello’; $string2 = ‘World!’; $string3 = $string1.’ ‘.$string2; echo $string3; // prints – Hello World! In JavaScript: string1 = ‘Hello’ string2 = ‘World!’ string3 = string1 + ‘ ‘ + string2 alert(string3) // prints – Hello World! in
Concatenating Strings in PHP and JavaScript Read More »
Here’s a tip I can’t really explain. Since I’m on the road and quality programming time is in shorter supply, I don’t have a lot of time to figure it out, so I’m hoping someone will read this and tell me why this works. I’m just glad it does! The problem is that sometimes it’s
Getting Values from SimpleXML – A Mystery! Read More »
I usually use a database abstraction layer with PDO to access MySQL Databases, but yesterday, I needed to use the php mysql functions the ‘old-fashioned’ way. I didn’t have access to my usual classes and libraries. It’s been a while since I used mysql this way, so I had a little ‘relearning’ to do. I
How to Check if a Record Exists in a MySQL Database Read More »
For those of you who have been programming in PHP much at all, you will be familiar with the $_GET and $_POST variables that can be passed to your scripts. You may not be as familiar with the $_SERVER variable that gives you information about your host environment. I often use the $_SERVER variable to
PHP's Built-in Server Variables Read More »
Scheduling a script to run with cpanel is fairly simple. The hardest part is getting the command syntax correct. To schedule a script on Linux based hosting (as opposed to Windows based hosting), we use what’s called a ‘cron job’. According to Wikipedia, ‘cron’ comes from the Greek word for time – chronos. Scheduling a
How to Schedule a Script to Execute With Cpanel Read More »
Sometimes, it’s easier to use XML files instead of a database. I like to use XML files for variables that don’t change much, or when there is a limited amount of persistent data, such as you would find in configuration files. If I don’t need to do a lot of searching or indexing on the
How to Read an XML File Read More »
I have been programming in PHP much longer than I’ve been programming in Javascript. As a matter of fact, I really haven’t programmed much in Javascript at all. I’ve copied and pasted a lot of snippets from the web and I’ve tweaked things and made a few small functions, but I’ve never done much on
How to Add Numbers in Javascript Read More »
There are several ways to include information from another website into my website. One of the easiest ways is using the iframe tag: <iframe src=”https://cindycullen.com”> Your browser doesn’t like iframes </iframe> The iframe tag will pull in the page and show it exactly like it would show that page in my browser window. It basically
How To Pull Information From Another Website Read More »
FirePHP is really an extension to an extension. You have to have the Firebug extension installed for FirePHP to work correctly. You also have to download and install the FirePHP class to your website. You can get the extension and learn all about it here. This extension allows me to write to the Firebug console
My Favorite New Firefox Extension – FirePHP Read More »
