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How to preload your web image?
In one of my website, when user hover his mouse on a menu image, the image is replaced by a hover menu image. This cause minor performance lag, because when the user hover his mouse, the image has to be reloaded.
There have been many ways of preloading images to prevent this lag. One elegant way [...]
Random SQL Query
For my next project I need a sql query for mysql which retrieve random row. After some browsing, I found the sql query. Here it is:
SELECT * FROM table
ORDER BY RAND()
LIMIT 1
