I use the method of positive overlay to synthesize two pictures, one is a white cloth picture, the other is a dark picture (take black as an example) the principle of positive overlay is that multiplies the pixel values of the two colors and divides t...
what if the font line height is inconsistent with the browser performance in the design draft? < H2 > first try Photoshop CC 2018 < H2 > example: font Microsoft Yahi routine font-size:16px; line-height:24px; PSchrome : div30px chromeline-heig...
< H2 > about the bitmap exported by cutterman in pnhotoshop. < H2 > 1, suppose I have a @ 2x mobile design artboard of 750mm 1334 and a bitmap with the original size of 600x300 (not vector graphics and shapes, ordinary bitmaps) 2@2x1.5@2x 3cut...
I called and executed the showPoster method on the right, but there is nothing on the canvas, but it just doesn t show up . ...
problem description I now have a publish table that records the published data with the following fields: publish_articlepublish_activity: publish table has polymorphic association with other data tables . I need to get the specified amount of...
regular: ^ [u4e00-u9fa5] + (- [u4e00-u9fa5] +) * $ description: for matching Chinese names found on the Internet, ethnic minorities are separated by horizontal lines. I now want to limit the overall length to 2-6 digits for advice. Thank you in adv...
use laravel, to configure the route in web.php, and call web to report an error 404. As a result, the route can be accessed first. Has any friend encountered this problem? ...
how can I render different pictures according to different text returned in the background in vue? Why is this? how do you write it? render different pictures according to different text ...