http-headers | 易学教程

Python 3 HTTP Server sends headers as output

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问题 In my GitHub project there is currently an Issue which is caused by Python 3.3.1. The builtin HTTP server of Python I'm using seems to send the headers as a normal output. When I tested it, it worked without problems but on the users computer the problem exists. I wasn't able to reproduce the problem, so I was wondering if there was a bug in Python 3.3.1 which causes the header problems or if I have a problem in the source code. You can find the source code here. A screenshot of the problem

PHP - REST API - http headers - error handling

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问题 I am trying to return a HTTP header together with XML stating whether a process has been successful or not. This all appeared to be working fine whilst developing my API, I was making test calls to the API from the same server and getting the relevant header status code together with the XML. However, when I test this again but calling the API from other server and am encountering a problem. If the response is 200 then I get the response XML. If there is an error, I receive the header status

Retrofit POST return bad request error 400

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问题 I am trying to use Retrofit to send POST request to my server. I init my service like this RestAdapter restAdapter = new RestAdapter.Builder() .setEndpoint("http://myserver.com/api") .build(); MyApi service = restAdapter.create(MyApi.class); I created a class which holds only integers and strings like: class PostMessageBody { private int someId; private String someString; //... and there is constructor with the fields and getters of them } And my interface has this method to send POST @POST("

Cannot modify header information Warning message in PHP? [duplicate]

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问题 This question already has answers here : How to fix “Headers already sent” error in PHP (11 answers) Reference - What does this error mean in PHP? (35 answers) Closed 6 years ago . my index.php page code is- <?php if(!$_COOKIE['authorized'] == 1) { header("Location: login.php"); } ?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org /TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>My Photo Website</title>

DownloadString returns a 404 Error: Site needs a User-Agent Header

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问题 I have a C# program which worked fine until a day or two ago. I use the following snippet to grab a page: string strSiteListPath = @"http://www.ngs.noaa.gov/CORS/dates_sites.txt"; Uri uriSiteListPath = new Uri(strSiteListPath); System.Net.WebClient oWebClient = new System.Net.WebClient(); strStationList = oWebClient.DownloadString(uriSiteListPath); But it consistently returns a 404 Not Found error. That page completely exists, you are welcome to try it yourself. Because it worked days ago,

Adding an Authorization header in getTileUrl for Maps Tile Android

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问题 I would like to access some Custom Map Tiles when creating a TileOverlay for Google Maps API. So this is my current code: TileProvider tileProvider = new UrlTileProvider(256, 256) { @Override public URL getTileUrl(int x, int y, int z) { String url = String.format("https://api.mycustommaps.com/v1/%d/%d/%d.jpg", z, x, y); if (!checkTileExists(x, y, z)) { return null; } try { URL tileUrl = new URL(url); tileUrl.openConnection().addRequestProperty("Authorization", LOGIN_TOKEN); return tileUrl; }

Can't get 401 response body

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问题 I managed to get JSON content using jQuery.ajax() . Currently, it fetches the content from another host containing a single index.php file returning a 401 response with the following body: {'status':401} . This is the JS: $(document).ready(function() { $.ajax({ url: 'http://restapi', type: 'GET', dataType: 'json', success: function() { document.write('works'); }, error: function(xhr) { document.write('failed, status:' + xhr.status); }, beforeSend: setHeader }); }); function setHeader(xhr) {

Java HTTP Request with Token Authentication

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问题 I am trying to make a GET request to a local server I have running. I am having trouble returning the correct data, I am seeing an 'Unauthorized' response. Can anyone spot any glaring issues with this given that the String 'token' is correct. protected Object doInBackground(Void... params) { try { String url = "http://192.168.0.59:8000/events/"; URL object = new URL(url); HttpURLConnection con = (HttpURLConnection) object.openConnection(); con.setDoOutput(true); con.setDoInput(true); con

Show Header error on localhost

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问题 When I uploaded my site to the server I got these errors. Warning: Cannot modify header information - headers already sent by (output started at /home/content/j/o/u/jou/html/biggydaddy/wp-config.php:25) in /home/content/j/o/u/jou/html/biggydaddy/wp-login.php on line 12 I understand the reasons behind them, but in my localhost this warning not shown. How do I display those errors? 回答1: 1)This error comes when you print any thing before php hreader command Please check for any echo or print /

Restangular: How to read cookie and add to Headers at each query

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问题 I'm trying to read a token from a cookie and ad it to the headers at each query. I tried this: Restangular.setDefaultHeaders({ Authorization: "Token " + $cookieStore.get('token') }) It works, but the cookie only gets read once. At page load. Then if the value of the cookie changes, it keeps the first value instead of sending the updated value. Any idea how I can read the cookie each time? 回答1: You are passing a string, which is evaluated at the time the code is executed. It will never change