function ArrayOf(){ return [].slice.call(arguments); } this function implements the conversion of arguments to an array. but I have a question: isn t this call () method the first parameter that points to the this object? Why is it that in this e...
1. My web page uses Taobao s lib-flexible elastic layout, which is suitable for different mobile phones. < meta name= "viewport " content= "initial-scale=0.5, maximum-scale=0.5, minimum-scale=0.5, user-scalable=no " > now introduces Baidu map, which...
problem description I use cascading selector to refresh and report this error as soon as I come up. Why? Let s have a look, gods. the environmental background of the problems and what methods you have tried related codes Please paste the...
Project background: the project uses gulp sass problem requirements: gulp.spritesmith is used to synthesize sprite images; but the problem is: every time a new png; is re-merged, the previous image location information will change; want: each new pictu...
create a new hexo-test, under node_modules file and npm init generate package.json and create index.js . Why is there no response and execution after writing code in index.js, hexo clean and hexo s ? just started to study the hexo code and...
the front end of a recent development project is built using react. encountered a problem is that I don t know how to log in with the background Synchronize. my logic is like this. After the user logs in successfully, I use localstorage to store the...