Questions tagged [nsurlconnection]
An NSURLConnection is the Apple Foundation Framework class that provides support to perform the loading of a URL request. It is deprecated and should be replaced by NSURLSession.
nsurlconnection
3,108
questions
612
votes
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The resource could not be loaded because the App Transport Security policy requires the use of a secure connection
I am facing the Problem when I have updated my Xcode to 7.0 or iOS 9.0.
Somehow it started giving me the Titled error
"The resource could not be loaded because the App Transport Security
policy ...
- 21.1k
207
votes
11
answers
121k
views
CFNetwork SSLHandshake failed iOS 9
has anyone with the iOS 9 beta 1 had this issue?
I use standard NSURLConnection to connect to a webservice and as soon as a call is made to the webservice i get the below error. This is currently ...
- 3,931
151
votes
16
answers
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Easiest way to detect Internet connection on iOS?
I know this question will appear to be a dupe of many others, however, I don't feel the simple case is well explained here. Coming from an Android and BlackBerry background, making requests through ...
- 3,603
88
votes
13
answers
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Managing multiple asynchronous NSURLConnection connections
I have a ton of repeating code in my class that looks like the following:
NSURLConnection *connection = [[NSURLConnection alloc] initWithRequest:request
...
- 49.5k
86
votes
7
answers
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Sending an HTTP POST request on iOS
I'm trying to send an HTTP Post with the iOS application that I'm developing but the push never reaches the server although I do get a code 200 as response (from the urlconnection). I never get a ...
- 2,815
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votes
8
answers
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NSURLConnection and Basic HTTP Authentication in iOS
I need to invoke an initial GET HTTP request with Basic Authentication. This would be the first time the request is sent to the server and I already have the username & password so there's no need ...
- 6,676
82
votes
10
answers
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How To Check Response.statusCode in sendSynchronousRequest on Swift
How To check response.statusCode in SendSynchronousRequest in Swift
The Code is Below :
let urlPath: String = "URL_IS_HERE"
var url: NSURL = NSURL(string: urlPath)
var request: NSURLRequest = ...
- 1,005
74
votes
6
answers
85k
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how to use sendAsynchronousRequest:queue:completionHandler:
Two part question
Part one:
I am trying to create an ASynchronous request to my database. I am currently doing it Synchronously however I want to learn both ways to better my understanding of whats ...
- 10.2k
62
votes
2
answers
73k
views
NSURLConnection timeout?
I'm using this NSURLConnection with delegates.
nsconnection = [[NSURLConnection alloc] initWithRequest:request
delegate:self startImmediately:YES];
Problem is the website doesn't respond at all. ...
- 21.8k
60
votes
3
answers
107k
views
NSURLConnection Using iOS Swift
I am trying to follow this tutorial and connect to a JSON api using Swift and NSURLConnection. I can see that it is hitting the url but the connectionDidFinishLoading does not seem to fire.
import ...
- 829
57
votes
4
answers
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NSURLConnection delegate methods are not called
I am trying to create a simple NSURLConnection to communicate with a server using a GET request. Connection works well, but delegates methods of NSURLConnection are never called..
Here is what am ...
- 4,519
57
votes
2
answers
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Changing the userAgent of NSURLConnection
Hey I am using a NSURL Connection to receive data.
[NSURLConnection sendSynchronousRequest:
//create request from url
[NSURLRequest requestWithURL:
//create url from string
[NSURL URLWithString:...
- 37.4k
54
votes
1
answer
54k
views
NSURLConnection sendAsynchronousRequest:queue:completionHandler: making multiple requests in a row?
I have been using NSURLConnection's sendAsynchronousRequest:queue:completionHandler: method which is great. But, I now need to make multiple requests in a row.
How can I do this while still using ...
- 41.9k
45
votes
4
answers
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How to handle "CFNetwork SSLHandshake failed" in iOS
Some times i'm getting CFNetwork SSLHandshake failed -(9806) in my code,but i'm not sure why this is happening as my code runs smoothly,except when i run it in iOS 6 and then on iOS 7 64-bit i get ...
- 1,816
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votes
3
answers
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What does NSURLConnection's error code "-1009" mean?
When I send a request and get an error with the error code -1009, what does that mean? I'm not sure how to handle it.
- (void)connection:(NSURLConnection *)connection didFailWithError:(NSError *)...
- 405
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votes
2
answers
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NSURLConnection/NSURLRequest gzip support
Does anyone knows if NSURLConnection/NSURLRequest have support for gzip requests.
If does, can you provide more information?
- 21.1k
37
votes
3
answers
19k
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Asynchronous request to the server from background thread
I've got the problem when I tried to do asynchronous requests to server from background thread. I've never got results of those requests. Simple example which shows the problem:
@protocol ...
- 2,532
36
votes
8
answers
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SSL Error in Connection to Server through iPhone
I am trying to establish a HTTPS connection to a server using my app. But the connection fails due to following error
Error Domain=NSURLErrorDomain Code=-1200 "An SSL error has occurred and a ...
- 6,183
36
votes
3
answers
38k
views
How to use iOS Reachability
I'm developing an iPhone app that uses the network. The iPhone communicate with my server via HTTP request and should work on WiFi and 3G.
I currently use NSURLConnection initWithRequest to send async ...
- 10.8k
35
votes
3
answers
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NSURLConnection and grand central dispatch
Is it advisable to wrap up NSUrlConnection in a gcd style blocks and run it on a low_priority queue?
I need to ensure that my connections are not happening on the main thread and the connections need ...
- 1,987
33
votes
5
answers
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iOS: How can i receive HTTP 401 instead of -1012 NSURLErrorUserCancelledAuthentication
I have a problem similar to the one described in the link below.
NSHTTPURLResponse statusCode is returning zero when it should be 401
I use [NSURLConnection sendSynchronousRequest:returningResponse:...
- 4,854
33
votes
2
answers
32k
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NSURLSession + server with self signed cert
I have an app that is production along with a development server that has a self signed certificate.
I am attempting to test NSURLSession and background downloading but can't seem to get past - (...
- 8,598
32
votes
2
answers
21k
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Reading data from response header of NSURLConnection
How can I read the data from the header sent by in the server response. I am using NSURLConnection to send the request.
- 38k
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votes
5
answers
42k
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NSMutableURLRequest timeout interval not taken into consideration for POST requests
I have the following problem. On a NSMutableURLRequest using the HTTP method POST the timeout interval set for the connection is ignored. If the internet connection has a problem (wrong proxy, bad dns)...
- 421
32
votes
1
answer
47k
views
How can I get NSURLResponse body?
I'm writing an application that connect with a server using NSURLConnection.
In the delegate method didreceiveresponse, if the status code is 404, I cancel the connection and I would like to show a ...
- 321
31
votes
3
answers
24k
views
NSMutableURLRequest not obeying my timeoutInterval
I'm POST'ing a small image, so i'd like the timeout interval to be short. If the image doesn't send in a few seconds, it's probably never going to send. For some unknown reason my NSURLConnection is ...
- 48.8k
29
votes
4
answers
15k
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NSURLConnection methods no more available in IOS5
I was looking at the NSURLConnection class which could be used to establish a sync or async connection to an URL and then retrieve its data... a lot of changes have been made to this class with IOS 5 ...
- 6,084
29
votes
3
answers
8k
views
NSURLConnection vs. NSData + GCD
NSData has always had a very convenient method called +dataWithContentsOfURL:options:error:. While convenient, it also blocks execution of the current thread, which meant it was basically useless for ...
- 20.1k
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votes
5
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Clear NSURLConnection cache
Is there a way to clear NSURLConnection cache?
I used that to download some strings but I keep getting the same strings even though I changed that from my server.
- 1,905
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votes
1
answer
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Retrieve HTTPResponse/HTTPRequest status codes in iOS?
I need to check and evaluate the HTTP Status Codes in my iPhone app. I've got an NSURLRequest object and an NSURLConnection that successfully (I think) connect to the site:
// create the request
...
- 48.1k
28
votes
5
answers
15k
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what is the advantage of using Alamofire over NSURLSession/NSURLConnection for networking?
Can anyone help me in understanding these question : What is the advantage of using Alamofire over NSURLSession/ NSURLConnection?
What are the differences between NSURLSession and NSURLConnection?
27
votes
3
answers
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What is the biggest difference between NSURLConnection and NSURLSession
NSURLSession is new network SDK than NSURLConnection from Apple. 3rd old choice is CFNetwork.
Question here is to figure out the biggest difference between them to understand why Apple is evolving ...
- 125k
27
votes
4
answers
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Delayed UIImageView Rendering in UITableView
Ok, I've got a UITableView with custom UITableViewCells that each contain a UIImageView whose images are being downloaded asynchronously via an NSURLConnection. All pretty standard stuff...
The issue ...
- 685
27
votes
4
answers
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Post data in Objective C using Json
I am trying to post data to a PHP web service.
I am familiar doing this in html using query $.post but I am very much stumped trying this in objective C.
I tried several blogs & questions found on ...
- 1,564
25
votes
4
answers
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Handling redirects correctly with NSURLConnection
For the purposes of this, I'm going to pretend the original url is http://host/form and the new url is https://host/form. (Note that before I ship this, both URLs are going to be secure. However, the ...
- 44.7k
25
votes
3
answers
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NSURLConnection finished with error - code -1002
Friends i have simple audio player (MPMoviePlayerController) which can play audio stream. On iOS 11 i have very interessing trouble, thousand time i have error and my stream was stopped:
...
- 1,145
24
votes
4
answers
40k
views
How do I remove/decode URL percent encoding?
I want to take a url and convert it to a more readable format. For example I have the following link:
http://en.wikipedia.org/wiki/S%C3%A1ndor_Font
I take away the unnecessary parts and am left ...
- 1,404
24
votes
1
answer
24k
views
How to make an progress bar for an NSURLConnection when downloading a file?
I want to show up an progress bar while a download with NSURLConnection is happening. As I am getting data from the server, I could update the UI for every received package. But the problem is: How do ...
- 45.8k
24
votes
1
answer
12k
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Do UIWebView and NSURLConnection share cookie storage?
I'm building an iOS app that uses Google App Engine for the backend. Google provides an HTML login site that stores an authentication cookie. If I visit that site in a UIWebView, and the user logs in, ...
- 35.3k
22
votes
4
answers
10k
views
NSURLConnection Authorization Header not Working
I am trying to send an OAuth access token in an HTTP header via NSURLConnection but it doesn't seem to be sending the header because the API keeps giving me an error saying that "must provide ...
- 1,141
22
votes
1
answer
31k
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NSURLSession delegate vs. completionHandler
I've always used completion handlers. With NSURLConnection and now with NSURLSession. It's led to my code being really untidy, especially I have request within request within request.
I wanted to try ...
- 951
21
votes
4
answers
24k
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Check if NSURL returns 404
I need to check whether a URL (represented by a NSURL) is available or returns 404. What is the best way to achieve that?
I would prefer a way to check this without a delegate, if possible. I need to ...
- 12k
21
votes
3
answers
21k
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How to download a large file with the iPhone SDK and avoid memory usage issues?
I'm using the NSURLConnection class to download a large file in my iPhone application, but it crashes every so often because it's using too much memory. I'm doing the usual NSURLConnection usage, to ...
- 16.7k
21
votes
5
answers
54k
views
How to send Asynchronous URL Request?
I would like to know how do I get a return value 1 or 0 only.... back from an URL request asynchronously.
currently I do it in this way:
NSString *UTCString = [NSString stringWithFormat:@"http://web....
- 5,001
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votes
5
answers
61k
views
iPhone sending POST with NSURLConnection
I'm having some problems with sending POST data to a PHP script with NSURLConnection. This is my code:
const char *bytes = [[NSString stringWithFormat:@"<?xml version=\"1.0\"?>\n<mydata&...
- 257
21
votes
3
answers
46k
views
NSURLConnection : JSON text did not start with array or object and option to allow fragments not set
I get the following error from NSURLConnection connectionDidFinishLoading
"The operation couldn’t be completed. (Cocoa error 3840.)" (JSON text
did not start with array or object and option to ...
- 231
20
votes
6
answers
34k
views
Ignoring certificate errors with NSURLConnection
I am getting this error
The certificate for this server is invalid. You might be connecting to a server
that is pretending to be "server addres goes here" which could put your
confidential ...
- 1,477
19
votes
2
answers
54k
views
error handling with NSURLConnection sendSynchronousRequest
how can i do better error handling with NSURLConnection sendSynchronousRequest? is there any way i can implement
- (void)connection:(NSURLConnection *)aConn didFailWithError:(NSError *)error
i have ...
- 1,853
19
votes
2
answers
9k
views
When is a NSURLResponse not a NSHTTPURLResponse?
I've seen a lot of code, including Apple's SimpleURLConnections sample, that simply cast any NSURLResponse to a NSHTTPURLResponse. If it is always a NSHTTPURLResponse why do the NSURLConnections not ...
- 1,924
19
votes
1
answer
30k
views
NSURLConnection deprecated in iOS9
I want to download a file with a NSURLRequest and save it but in the line with the
NSData * data = ... happens an error.
NSURL *Urlstring = [NSURL URLWithString:@"http://yourdomain.com/yourfile.pdf"...
- 774