background: the existing N items need to be packed into different express parcels. when the total tax in each package is less than 50 yuan, the goods in each package will be exempt from tax . It is required to ensure that the number of parcels is as sm...
the company does live broadcasting related projects. There is a list of online viewers. updates in real time , which is maintained on the page by the front end . the current practice is to write a structure with push, remove, sort, sync , responsible...
my problem is that the content of one of the attributes of href stitching is too long, so that it will not jump. The a tag href splicing format is shown in the red box below, where the qcontents content is too long is a piece of html text : . I thou...
satisfies both the beginning of api and the need to forward to aaa, api order to bbb. api : { target: http: dev.api.aaa.cn , changeOrigin: true }, api order : { target: http: dev.api.bbb.cn , changeOr...
problem description vue websocket is encapsulated, and the component rendering completes sending data, which is faster than the websocket connection. How to solve it? the environmental background of the problems and what methods you have tried w...
how to print the pdf document stream sent from the background to the foreground ...