suppose you have a quad-core machine with no hyperthreading, running multiple parallel tasks, with 75% of each task s time spent on IO,25% computing. Ask what the ideal thread pool size is ...
the whole project of vuejs scaffolding is based on official account development, and the product needs to do persistent login. At present, the background does persistent storage according to SESSION. After testing on IOS and Android phones, when IOS mob...
how to optimize switch statement traversal objects to be more concise switch (this.active) { case 0: this.OrderState = Wait ; break; case 1: this.OrderState = Sent ; break; case 2: this.OrderState = Fai...
var a = 2; (function IIFE(global){ var a =3 console.log(a) 3 console.log(global.a) 2 })(window); console.log(a); 2 let a = 2; (function IIFE(global){ var a =3 console.log(a) 3 console.log(global.a) undefine undefined ...
when using echarts, install and configure it according to the instructions of the official documentation. When binding on html after completion, you will report an error: ng: Can t bind to options since it isn t a known property of div . ...
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