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...
in a project, how to use vue for unit testing. For example, I want to test uploading a file, parsing the file into json, and sending it to the backend to get the returned value ...
I created my own project with react-create-app. I saw the eslint error of eqeqeq in the process of Build. I want to ignore this warning message and see that the eslintConfig configuration in package.json can be solved, but I don t see it coming into ef...
dynamically loops through an object through v-for, adds hidden elements to the form, and then submits it through document.getElementById ( form ). Submit () ), finding that another page does not receive parameters. and elements created in the docum...
https: stooq.com t ?i=521&v=0 I try to crawl some of the data with the python crawler, but sometimes the browser shows that it has been loaded, but the display is still blank. then I need to refresh multiple times to recover. What s even weirder is...
I need to do a game background, but I don t know much about the back-end part, so I d like to ask the following people. I created the connection pool with the mysql module, and I see in the document that if you don t call pool.end () to close the con...