Selecting random records from a table is helpful when showing items with no preferences or testing different result sets. The following SQL defines a table holding images. Imagine that we wish to pick up 10 random rows from it. In …
The following JavaScript code shows how to detect image loading error using jQuery. It uses bind to attach a handler to the “error” event for all image elements. Using ajax, we can log or handle such events. Suppose we have …
Here are the top 10 Java people you should know. They have built new languages, frameworks, products, or books that are largely adored by the Java community. 1. James Gosling: Father of Java James Gosling (born May 19, 1955) is …
The following are a simple implementation checking whether a string starts or ends with another string in PHP. Note that we need triple equals sign (===) since strpos() may return FALSE, while FALSE == 0 is actually TRUE. The above …