If you want your application works offline or lie-wifi. You need to use cache. API: Create Caches: caches.open('cache_name').then( (cache) => { // create name if not exists yet, return cache if there is a one }) Create single cache: cache.put(request…

A multi-processor, multi-cache system has filter pipes that store entries for request messages sent to a central coherency controller. The central coherency controller orders requests from filter pipes using coherency rules but does not track complet…

apt-cache是linux下的一个apt软件包管理工具,它可查询apt的二进制软件包缓存文件.APT包管理的大多数信息查询功能都可以由apt-cache命令实现,通过apt-cache命令配合不同的子命令和参数的使用,可以实现查找,显示软件包信息及包依赖关系等功能. 1> apt-cache show package_name 显示指定软件包的信息,包括版本号,安装状态和包依赖关系等. 2> apt-cache search package_name 搜索软件包,可以按关键字查找软件包,通…

作者:gauseen 原文:https://github.com/gauseen/blog 公众号:「学前端」,只搞技术不搞广告文,欢迎关注~ 第一次 20:00 电话一面 - 自我介绍 - 对公司工程化做过哪些事情 - localStorage.cookie 区别 - 正则预检?(没听说过) - 什么是跨域,如何解决 - vue 3 与 vue 2 的区别 - 前端性能优化 - http 缓存(客户端命中缓存后会发请求吗?) - 如何不让客户端发出请求(PWA,APP cache) - 有什么…

So once you modify the code, service worker will auto create a new one and it won't take control over until the previous service work total die(close the tab or nav to a new url). The new service work is in the waiting list. Now what we want to do is…

We can view the PWA offline because we are caching the static and CDN assets for the app - but the list of todo items won't display, because those API calls are not being cached. We'll add another route to the service worker, to store the result of a…

Cache the avatars is little different from cache photos. We need to serve the page with our cache data and also go to the network for fetch avatars in case some user like change their avatars frequently. self.addEventListener('fetch', function(event)…

We cannot let photo always keep caching new data without clean the old data. If message is not display on the page anymore, we want to clean it. And also every 5 mins we want to clean the photo data. export default function IndexController(container)…

To cache photo, You need to spreate cache db to save the photo. So in wittr example, we cache the text already, if there in the wittr there is photo, we will create cache for it, so next time we can fetch from cache. For the incoming photo, we also n…

We want to use IDB to store the wittr messages. The logic is when the page start: service worker will read the skeleton from the cache and show to the interface. read the message data from the IDB first instead of going to network. Show the data from…