Preview:
$> cd <folder>

$> perl -e 'for(<1.*>){((stat)[9]<(unlink))}'

$> find ./ -name "1.*" -exec rm {} \;

$> for i in 1.*; do rm -rf $i; done
downloadDownload PNG downloadDownload JPEG downloadDownload SVG

Tip: You can change the style, width & colours of the snippet with the inspect tool before clicking Download!

Click to optimize width for Twitter