I have a list,list whose element is dict. [{centre: (743), radius: 1105), radius: 41}, {centre: (743, 1106), radius: 48}, {centre: (899, 1443), radius: 48}, {centre: (900, 1442), radius: 40})] this is a data structure about the center and radius o...
persons= [{ name : Jon , age : 32}, { name : Alan , age : 50}, { name : Bob , age :23}] sorted (persons, key = lambda x: (x [ name ],-x [ age ]) persons [{ age : 32, name : Jon }, { age : 50, name : ...
during the interview, you will ask how to structure your front-end project my answer is first of all, I will say that the technologies I use are react family bucket webpack and es6 then I will say that I will put each page in a separate folder e...
var input = $( <input style="width:100px; height:30px;" type="text" name="" autocomplete="off" class="layui - input" v-model="accountName"> ) $( body ).append(input); for example, the...
the execution process is as follows git clone https: github.com jquery jqu.Cloning into jquery . fatal: unable to access https: github.com jquery jqu. : Peer reports incompatible or unsupported protocol version. I don t know what went ...
how do I set the default value for vue parent-to-son props, and why doesn t my default work? parent one <two :message="ac" :acacacac="aaa">< two> import two from ". two"; ...
what webapp, does is because the business logic is relatively complex, and the server is a stateless service (session, etc., cannot be used to store page data), pages are nested with each other, and it is complex to process data back and forth. Now, in ...