an encrypted m3u8 video course, key has done encryption (it should be 16 bits, actually 20 bits). After going through js, there is no way to decrypt key, which involves computing in place. I don t know. It s a paid video from Aliyun University. You ca...
function getFileDownLoad(fileData,fileName){ let blob = new Blob([fileData],{type:"application pdf"}); for ie 10+ if (window.navigator.msSaveBlob) { window.navigator.msSaveOrOpenBlob(blob,fileName); return; } ...
now there is a requirement to read the data from the local excel file, which will be displayed on the page later. < hr > background: now the project needs to write some data to serve as the data source for the front-end page display. The product hope...
how is a picture displayed in img when a request is returned from the backend interface? To view in preview is to display a picture console.log(img): .] blob createObjectURLimg Code this._http.doGet(this, createQRCode , {id: this.lessonId}, (...
crawled website anti-crawling updated, when IP visits too much, there will be the problem of CAPTCHA, but the link to the picture is in the form of H5 blob, I do not know what way to download the picture, ask God to give an idea or feasible plan! t...
Worker the creation code is as follows: var script = ""; script += "var a = 0;"; script += "aPP;"; script += "console.log(a)"; var blob = new Blob([script] , { type: text javascript });...