By default PHP doesn’t show run time error. You will have to set error method as follows // first set general PHP error reporting // in...

< html > < head >      < title > File upload preview </ title >      < link rel ="stylesheet" ...

When you use file control from the input tag then for validation purpose you need to check the file name. if no file is selected then an e...

open a picture in photoshop and make a duplicate layer by pressing Cntl+J Select huge saturation from create or adjustment layer tool