Jquery first fiddle

Here is a very, very short Jquery introduction on Jsfiddle. After a while the document ready function becomes boring. However there is a shorthand version: $(function() { // … your code … });

Apple Refuses to Hack a Backdoor on the iPhone

The United States government has demanded that Apple take an unprecedented step which threatens the security of our customers. We oppose this order, which has implications far beyond the legal case at hand. This moment calls for public discussion, and we want our customers and people around the country to understand what is at stake.… Continue reading Apple Refuses to Hack a Backdoor on the iPhone

David McCandless: The beauty of data visualization (TED)

“David McCandless turns complex data sets (like worldwide military spending, media buzz, Facebook status updates) into beautiful, simple diagrams that tease out unseen patterns and connections. Good design, he suggests, is the best way to navigate information glut — and it may just change the way we see the world.” (Source TED) Data visualization is… Continue reading David McCandless: The beauty of data visualization (TED)

SVG

In order to use .svg on WordPress pages. First open the text editor, then: wrap the svg inside code and pre tags. Then the svg will display.

ER Diagram Solutions

Cardinalities How do you solve cardinalities such as: One to many. Many to many. Multivalue attributes. Here are some suggestions. A student drawing en ER-Diagram Two students explaining ER-Ds