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What is the principle of cross-domain proxy proxyTable in node?
What is the principle of cross-domain proxy proxyTable in 1.node?
2. When I do not set CORS on both the browser and the server, I can cross-domain by setting proxytable. Does this go against the original intention of the same origin policy?
ps: woul...
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It doesn't work to use proxy in webpack's devServer to solve cross-domain problems.
use webpack to open the front page on the local localhost:8080 port proxy is configured like this:
devServer: {
port: 8080,
contentBase: . dist ,
proxy: {
abc : {
target: http: 122.79...
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When a cross-domain request is made, the backend requires token to be put into the header. How to solve it?
static page, you need to call the backend API (the backend and frontend are not put together and need to be cross-domain). The backend requires token to write the request API in header. How to write the query code? ...
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Baidu map IP acquires location. The interface has returned success, but a cross-domain error has been reported.
call Baidu Map ip to obtain the location API, and the data has been returned successfully, but a cross-domain error has been reported, resulting in the callback method unable to be executed. Ask for advice
Failed to load https: api.map.baidu.com ...
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The front end is accessed across domains. How to configure nginx
after nginx is configured to access cross-domain access, get,post can be accessed, but the put method is not allowed
the specific configuration is as follows
add_header Access-Control-Allow-Origin *;
location {
if ($request_method = OPTIONS ...
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React failed to cross domain 401 404
401 error message
this is how the agent is configured
my port is localhost:8000, and the background port is localhost:9999,. I don t know if the proxy has passed. Always 401 error. Ask the boss for a solution.
...
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About the cookice in the cross-domain fetching of iframe
because I need to load the skey value of QQ, I introduced the login of iframe connecting to QQ in the page, and then after the login is successful, there will be a value of skey under the qq.com of cookice. So how can I get this cookice out? used:
:do...
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Cross-domain carrying problem of cookie
currently I have an interface with the address a.com and the page requests b.com . Using CORS to cross-domain, the data is fine and can be returned normally, but how to pass cookie under a.com to b.com ? The request is using fetch , and creden...
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The cross-domain problem of canvas toDataURL is set to crossOrigin = 'anonymous', which does not completely solve the problem.
Today, I wrote an H5 that generates a poster on WeChat, in which a poster needs to get the user s avatar and draw it on canvas. The avatar was obtained, and the attribute crossOrigin = anonymous was added to the picture when loading. There was a pr...
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Node web server cross-domain pre-request failed, solve!
the rookie wants to build a server with node express, but the cross-domain problem has not been solved. When requesting JSON data, I was at a loss because the pre-request could not pass the permission control and could not complete the cross-domain proc...
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Under the https protocol, the post request is cross-domain, but the get request is not.
under the https protocol, the post request is cross-domain, the get request is not cross-domain, and the http protocol is fine.
related codes
...
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JQuery ajax cross-domain failure server is java springmvc?
I hope that by setting up the ajax request, the ajax request can carry the cookie information. I will add as I said online.
beforeSend: function(xhr) {
xhr.withCredentials = true;
}
refer to https: www.cnblogs.com hello.; the...
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What are the problems with ajax cross-domain requests?
ajax:
![clipboard.png]( img bV9nQe
look forward to pointing out my mistakes
...
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Traditional form simulation click submitted successfully, but Ajax reported cross-domain error
< H1 > Preface < H1 >
the login page for filling in the information is local and made by myself; the authenticated page is not mine, on an uncontrollable server
< H1 > traditional form submission < H1 >
main.html
$.ajax({
type: POST ,
...
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Http page failed to send https request
http page failed to send https request with ajax. Is there a good solution? ...
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Under the development environment, dev-server agent is used in webpack.dev.conf.js to deal with cross-domain problems. What if this code is not packaged after the production environment is packaged?
add before (app) {.} to the devServer of webpack.dev.conf.js to deal with cross-domain problems. Get the data normally in the development environment. But the error is reported after compilation and packaging, so how does this code go into the configura...
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On the problem of cross-domain
: ... : CORS CORS Access-Control-Allow-Headers crypt-token
the problem is that the server side has been set to allow cross-domain:
so what I want to ask is: why do browsers intercept requests when cross-domains are already allowed on ...
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$. Ajax crossDomain
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 ...
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How to configure nginx so that the front and back ends of different ports of the same domain name can interact with each other.
now the front end of my project is react, the back end is ssm, front end in localhost:3000, and the back end is in localhost:8080, , that is, how to transfer the request of localhost:3000 to localhost:8080, how to correctly set the location of nginx t...
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JSONP cross-domain GET200 but still report an error, directly into the error handler?
the code is as follows:
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>Ajaxjson< title>
<script type="text javascript" src="jquery-3.3.1.js&quo...