Free Open Source & Multi-Website CMS: jCore

jCore is a free, open source & multi-website CMS which is created specially for webmasters who maintain multiple websites.

It is built with PHP/ MySQL & has 2 parts:

  • jCore server (main system which holds all the libraries and modules)
  • jCore client (stripped version of the core system which uses the files from the server)

jCore Multi-Website CMS

jCore has various great features like:

  • multilanguage
  • dynamic forms
  • RSS feeds
  • banner management
  • member management
  • SEO friendly links
  • custom 404 error pages
  • & more

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PHP Regular Expressions Syntax, Functions & Cheat Sheets

1. What are Regular Expressions

The main purpose of regular expressions, also called regex or regexp, is to efficiently search for patterns in a given text. These search patterns are written using a special format which a regular expression parser understands.

Regular expressions are originating from Unix systems, where a program was designed, called grep, to help users work with strings and manipulate text. By following a few basic rules, one can create very complex search patterns.

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Web form validation tool. Free Image-Based Captcha: VidoopCAPTCHA

VidoopCAPTCHA is a free verification solution that works image-based which is unusual compared to the widely-used text-based ones.

It aims to be a more user-friendly solution as text-based captchas can sometimes be so hard to read for humans besides bots.

Image Based Captcha

VidoopCaptcha is a hosted service & have plugins for WordPress, Ruby on Rails, and Drupal. Also, there are libraries for programming languages such as PHP, Python, and .NET.

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Free Twitter Backgrounds Collection- Free Twitter Sites To Get Them

Twitter offers various options to customize the look & feel of profile pages which is a great way to make them reflect “what type of content to be tweeted”, “match the look of a brand” or just “make them nicer & unique”.

Background images are the ones which creates the biggest difference & here are 26 websites to find free Twitter backgrounds.

Twitter Patterns

Twitter  Patterns

TwitterImage.com

TwitterImage

Twitpaper

Twitpaper

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