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Have you heard the term cache? Well, cache is basically a web mechanism for the temporary storage of web documents like HTML pages and images. Facebook Cache is the storage place for recently shared and already shared posts/links for a better performance. Let's go through this tutorial to clear the Facebook cache data.

Everyone is familiar about the term SIM (Subscriber Identification Module) which means small card slides into the back of many smartphones available in the market. Basically, it acts as an official identifier which depicts that your mobile phone belongs to you.

A search engine that prompts the user to graphically assemble a query using a drag and drop puzzle interface. Clever and it does made the basic boolean operations more clear.

"A tutorial on how to embed video from the web into a WordPress blog post." (Basically: "view source" doesn't work, you have to disable "Use visual editor" in your user profile)

Practice in addition, subtraction, multiplication, and division, including difficulty levels far beyond basic facts. Free unlimited access for classrooms!

Google site where users can send videos explaining how to do basic technology tasks. 

Mathway is an automated math tutoring sytem that allows students to enter in their actual math problems and provides solutions with step-by-step explanations. Any math problem you might have isn't just solved, the solution is revealed in logical, easy-to-follow steps, so the user gets more than the answer, the user gets the tools to the answer so that it can then be applied to similar questions. Besides being entirely free, users select the type of math problem they'd like help solving, from Basic Math to Pre-Algebra to Algebra to Linear Algebra to Trigonometry to Prevalculus to Calculus. Then, it's a matter of simply entering in a problem and clicking on "answer." The program also has sample problems, and provides graphing and glossary definitions.

This library has great resource books and tutorials on anything from authoring of web based tests, to using audacity, to basic numeracy....a really fab selection of visually stimulating book like interfaces. You can download it as exe files (some gave me hassles and showed up as trojans but was fine or you can download the actual reader to view it with

Scroll down the page for 100's of basic literacy resources

Nowadays, the list of security concerns is getting bigger and bigger. All enterprises have five types of security threats. Here in this tutorial, let's uncover these top five security threats of enterprises.

Must. Read. Such a valuable lesson and another example of how we are doing it wrong.

Great early music site

We will be covering a lot of things in this massive tutorial. You will learn step by step how you can create any cartoon character you imagine using photomanipulation, retouching and color grading techniques. With only Photoshop and stock photos (or your own) you can create a unique caricature that can be a logo, a mascot for a product, a character in an ad, etc.. You can of course use the same techniques explained in this tutorial, in a more subtle way, to spice up your portraits or images. This tutorial has a massive 89 steps detailing the entire process to achieve the image above and don't worry, all my tutorials can be done by anyone who has basic knowledge of Photoshop. Unlike other tutorials you'll sometimes see out there, you don't need to be a skilled digital painter to achieve the same results I get here - as I'm not a good digital painter myself ;)