Ali Poly Cost-effective Hangzhou front-end development engineer small brother a listen to is a programmer, feel also not too prepared what problem, he asked the question has been in e ... This pause was asked for 35 minutes, I call back, squat pit when don't want to answer the question a bit more, may not remember very clearly, probably so 1, introduced himself, and then said the project, asked the screen visual editor, asked to do the project what 2, I said the visual editor is to support the function of drag and drop, Then asked how to do, said is the use of jquery-ui, packaging, and then asked if they do, I said it seems to have an event is specifically for the drag-and-drop event, but remember not too, if you do it can combine MouseDown, MouseMove, MouseUp to do 3, asked the homologous strategy of JavaScript, said how to solve the same-origin problem, I say can be solved by script tag, because the script tag is not differentiated from the same origin, and then he "still have it", ... 4, asked some JavaScript Web page performance problem (the problem is too big ...?) , I said put the script under the body, less use of global variables, remember to add VAR (otherwise will be defined to the global), as if also said some, forget 5, asked the security of the Web page, said there is any way to solve security. I said that in order to prevent injection, you can use Uriencode and Uridecode and so on, then he followed the encode after asked what is encoded, said do not know, but is%xxxx this form, and then asked what else ... Forgot how to answer the 6, JavaScript prototype chain, a little talk about, Function, object and so on, do not know how to speak clearly 7, how to learn, reading, Internet 8, SVG, VML related 9, the project how division of labor, a front-end backstage a person to do 10, the usual question of asking him ............ It's all JavaScript-related, because my resume is very clear, and I'm looking for JavaScript, which is mentioned in the JavaScript definitive guide book.
Ali Poly Cost-effective Hangzhou front-end development engineer
