because the page is automatically submitted to the apply processing page when the form is submitted, the JSON data is returned, so the redirection is redirected to applysuccess using ajax. However, when the data is not submitted successfully, when...
just started using node+express, to use static page request ajax to have a problem, but the current result is: 1. The first request does not enter success, printing undefined; 2. When the second request starts, enter success, to print the result of th...
for example: I chose to test 3murmur0403-test, then switched to test 2, murmur0203, and finally switched back to test 3, I found that the check box of "Test " that had been selected before was not checked ...
Under https, if POST requests to report to illegal request; http, it will be normal. ...
nginx data: ...
dude, I used the same request method to request two interfaces, but found that the request headers was different and one of the requests failed this is the request method I encapsulated get(url, params: Object = {}): Observable<HttpResponse> ...
when making a turntable raffle, send ajax, when clicking the raffle button. If the server delay is relatively large and the requested data cannot be returned in time, then it will appear that it cannot be rotated after clicking the raffle button, so what...
The front end uploads data through ajax without using a form. the front-end page uploads multiple pictures and text messages, and sets content-type to text plain. How does the backend receive the data in this way? Normal multi-part display should n...
loading does not jump to solve ...
submit data to the server with a post request through Ajax, and output the value of the $_ post superglobal variable in PHP. The output is shown in the following figure : demo3.html <!DOCTYPE html> <html lang="en"> <hea...
how to solve the problem that the content download time of ajax request is too long? As in the picture, this time is a few milliseconds, but my question now is that this time is more than 1 second? How to optimize it? have you ever encountered of this...
After b.html introduces header.html through ajax, the b page sets its own style is invalid, what is the reason? ...
what is the difference between dataType in Jquery Ajax and responseType in JS API? In the background, take PHP as an example, how to rewrite the front and back end code in the business? ...
I got the back-end text and set css html as usual. I tried to write the text to death, and it worked, but this is a data interaction, and I can t write it to death. In this case, how to hide the excess part and express it with ellipsis? ...
when index.html loads header.html through ajax, why is it accessed locally and cannot be displayed by header, but only when it is accessed by IP? what is the principle? ...
ajaxSubmit uploads the form containing pictures. Both chrom and ie-edge browsers can succeed. Below ie-edge, only call back erro (compatibility mode of ie-edge browsers, ie kernel). The form contains pictures, and you can t see any reason from the erro...
$.ajax({ type : "post", url : "workbench customer selectAll.do", success : function(data){ if(data.success){ var html = ""; $.each( data.customerList, function(i , n){ ...
Failed to load file: C: Users lenovo Desktop wjj-web data cnlive.json: Cross origin requests are only supported for protocol schemes: http, data, chrome, chrome-extension, https. ...
seniors, if you encounter problems that are difficult to solve, use plyr.js https: github.com sampotts plyr,. <script src= "< script> newvar player = new Plyr( -sharpid );-sharpid. ajax,append,new Plyr ,new Plyr!video how to solve su...
The default value of the crossDomain option for the Jquery ajax method is false. in the case of cross-domain (CORS and Jsonp), Method are considered as GET and POST. when this value must be set to true. Under what circumstances can not be set. in ...
as shown in the figure, the value of markpoint is passed to the foreground through ajax, but I don t know how to traverse the value inside and display it on the page ....
npm run dev Times this mistake, the configuration file is the last one, ask for a big answer ...
Controller @RequestMapping(value = " test", produces = {MediaType.APPLICATION_JSON_UTF8_VALUE}) public String test(User user) { return user.toString(); } @NoArgsConstructor @Data public class User { private String username; ...
for example, I need all the source code within the < table > tag for special reasons, do not use the page_source method ...
when gzip, is enabled in the backend, the corresponding files will be compressed and recognized by the browser, which will have the effect of optimization. so the question is, what s the use of enabling productionGzip: true, on the front end of a vu...