Posts tagged free

Collection of Free Captcha’s for your Website

By admin on Feb 14th, 2011 | Posted in HTML/CSS, PHP, resources | 4 Comments

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Collection of Free Captcha’s for your Website and more about security

In today’s article I will tell you about methods of protection against rotots. Just imaging – you created some post form at your website (to accept new articles, comments). And, what will happen if we don`t will add any protection here. As minimum our website will attached with big amount of robots. They will try to post different unwanted content (back links to another websites). As maximum – your website can be hacked. So, always (I repeating – always) checking all income variable before working with them. Make its safe.

So, as I promised – today I will make review of captcha services and methods
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How to Easily Make AJAX Style PHP Chat Application

By admin on May 18th, 2010 | Posted in AJAX, jQuery, PHP | 5 Comments

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How to Easily Make “Ajaxy” Chat application with PHP + SQL + jQuery

Today I will tell you about another chat system. After making old-style chat described in previous post I decided to make modern, pretty version. I made several enhancements:

  • a) Login system. Now it using database to keep members. Also it have easy methods to take some necessary info about logged member.
  • b) Chat interface. Now it much more user friendly. And show last added messages via toggling (based on jQuery). Looks fine.
  • c) Inner code structure. Now here are good order. All libraries in ‘inc’ folder, all javascripts in ‘js’ folder, all template-related files in folder ‘templates’. More, class organization: now we have useful DB class, class of login system, chat class too.
  • d) of code safety. Added necessary methods to protect from hack attacks. As example function process_db_input in our DB class.

So, as result – we will able to chat with our logged members. We will use database to store messages as usual.
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How to Easily Make a PHP Chat Application

By admin on May 07th, 2010 | Posted in HTML/CSS, MySQL, PHP | 37 Comments

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How to Easily Make Chat application with PHP + SQL

Today I will tell you about creating simple Chat application using our existing login system. This will useful and most simple solution. We will able to chat with our logged members. We will use database to store messages.
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