MySQL insert a new row or update old one

Today I stumbled upon a newish MySQL feature that can often be very useful. Since MySQL 4.1 there’s a non-standard feature (i.e. it’s an extension of SQL standard and won’t work on other databases) that lets you insert a new row, but if it happens that a row with same primary/unique key already exists it [...]

Free Web based color scheme creator

I simply enjoy this kind of stuff. Specially if client doesn’t have any specific color scheme request. This color cycle is easy to use and you can generate great color schemes, if you know where to click. First, click on the buttons below the cycle and choose from (Mono, Contrast, Triad, Tetrad and Analogic). Then, [...]