Coder, Entrepreneur, Blogger, and Coffee Addict
Category Archives: PHP
← Older posts Newer posts →Learning Perl for Beginners: Getting Started
Well if you have decided to take the plunge into Perl I commend you. So far my experience with Perl has been really great. I have already made very useful programs for both Windows and Linux. Coming from a web … Continue reading
Posted in PHP, Programming | Tagged Perl, Programing | Comments OffUsing Variable Variables in PHP
When I was codeing I didn’t know how in the world I was going to be able to have incrementing variables in my code. That was until I searched the php.net website and came up with variable variables. I had … Continue reading
Posted in PHP | Comments OffTracking UPS Packages with PHP
By now you should know how to look up a UPS rate with PHP. Now we are going to look into tracking the package using the UPS tracking XML API. This tool uses the same process as the rate selection … Continue reading
Posted in Howto, PHP | 6 CommentsAdding dbase Support to PHP5 on Ubuntu
For the popular packages Ubuntu has handy little packages that will install/add extentions to PHP, but not for dbase. Dbase is old as dirt and most people don’t use it for much anymore. I was recently working on a legacy … Continue reading
Posted in PHP | 15 CommentsValidating an IP Address with PHP
For security purposes, all user input should be validated before accepting. In this case we are going to run a regular expression to determine whether or not an IP address is valid. This function could be used on forms or … Continue reading
Posted in PHP, Security | 2 CommentsValidating Telephone Numbers With PHP
There are many different ways a user might input a phone number. Sometimes they may choose to input it as, (555) 555-5555. Other times they will use 555-555-5555. As a developer we never really know how they might input the … Continue reading
Posted in PHP | 2 CommentsUsing PHP to Accept Only Numbers From User Input
Almost all website attacks are caused by developers failing to sanitize user input. The standard security practice for handling user input is to “whitelist” it. Whitelisting converts ANY user input into the expected data type. For example if the input … Continue reading
Posted in PHP | 5 CommentsCreating a Secure Md5 Hash for Storing Passwords in a Database
Often times we, as developers are required to create authentication systems. When developing an authentication system it is always best to make it as secure as possible. One of the problems that arise when creating an authentication system is storing … Continue reading
Posted in PHP, Security | Tagged Md5, PHP, Security | 6 Comments← Older posts Newer posts →