Re: cors error when loading json files

I just reloaded the page, and I did nothing to the my code and nothing
to my server configuration. The JavaScript program I used ran without
errors. Thanks.

-Brent Shambaugh

GitHub: https://github.com/bshambaugh
Website: http://bshambaugh.org/
LinkedIN: https://www.linkedin.com/in/brent-shambaugh-9b91259
Skype: brent.shambaugh
Twitter: https://twitter.com/Brent_Shambaugh


On Thu, Mar 23, 2017 at 12:33 PM, Brent Shambaugh
<brent.shambaugh@gmail.com> wrote:
> More fully:
>
> GET
> XHR
> http://localhost/node-arc-d3/data/johnlennon.json [HTTP/1.1 304 Not
> Modified 1ms]
> Headers
> Response
> Call Stack
> ConnectionKeep-AliveDateThu, 23 Mar 2017 15:43:55
> GMTEtag"dd-54b5477cab15b"Keep-Alivetimeout=5, max=92ServerApache/2.4.7
> (Ubuntu)
> Accept*/*Accept-Encodinggzip,
> deflateAccept-Languageen-US,en;q=0.5Cache-Controlmax-age=0Connectionkeep-aliveHostlocalhostIf-Modified-SinceWed,
> 22 Mar 2017 16:44:02
> GMTIf-None-Match"dd-54b5477cab15b"Refererhttp://localhost/node-arc-d3/User-AgentMozilla/5.0
> (X11; Ubuntu; Linux x86_64; rv:51.0) Gecko/20100101
> Firefox/51.0X-Requested-WithXMLHttpRequest
>
> GET
> XHR
> http://json-ld.org/contexts/person.jsonld [HTTP/1.1 200 OK 292ms]
> Headers
> Response
> Call Stack
> Accept-RangesbytesAccess-Control-Allow-Origin*,
> *ConnectioncloseContent-Length2444Content-Typeapplication/ld+jsonDateThu,
> 23 Mar 2017 15:43:38 GMTEtag"20934-98c-4d3cee5cfefa3"Last-ModifiedMon,
> 21 Jan 2013 16:24:39 GMTServerApache/2.2.22 (Ubuntu)
> Acceptapplication/ld+json, application/jsonAccept-Encodinggzip,
> deflateAccept-Languageen-US,en;q=0.5Connectionkeep-aliveHostjson-ld.orgOriginhttp://localhostRefererhttp://localhost/node-arc-d3/User-AgentMozilla/5.0
> (X11; Ubuntu; Linux x86_64; rv:51.0) Gecko/20100101 Firefox/51.0
> -Brent Shambaugh
>
> GitHub: https://github.com/bshambaugh
> Website: http://bshambaugh.org/
> LinkedIN: https://www.linkedin.com/in/brent-shambaugh-9b91259
> Skype: brent.shambaugh
> Twitter: https://twitter.com/Brent_Shambaugh
>
>
> On Thu, Mar 23, 2017 at 12:30 PM, Brent Shambaugh
> <brent.shambaugh@gmail.com> wrote:
>> FYI:
>>
>> The network log is more like:
>>
>> GET
>> XHR
>> http://localhost/node-arc-d3/data/johnlennon.json [HTTP/1.1 304 Not
>> Modified 1ms]
>> GET
>> XHR
>> http://json-ld.org/contexts/person.jsonld [HTTP/1.1 200 OK 292ms]
>> Cross-Origin Request Blocked: The Same Origin Policy disallows reading
>> the remote resource at http://json-ld.org/contexts/person.jsonld.
>> (Reason: CORS header ‘Access-Control-Allow-Origin’ does not match ‘*,
>> *’).  (unknown)
>> TypeError: input is undefined[Learn More]  bun2-exportN3.js:418:11
>>
>> Thus it loads:
>>
>> {
>>   "@context": "http://json-ld.org/contexts/person.jsonld",
>>   "@id": "http://dbpedia.org/resource/John_Lennon",
>>   "name": "John Lennon",
>>   "born": "1940-10-09",
>>   "spouse": "http://dbpedia.org/resource/Cynthia_Lennon"
>> }
>>
>> but then it fails to load http://json-ld.org/contexts/person.jsonld
>> (which exists, it just does not have a matching header for CORS)
>>
>> This causes the next script which needs the result to fail..
>>
>>
>>
>>
>>
>> -Brent Shambaugh
>>
>> GitHub: https://github.com/bshambaugh
>> Website: http://bshambaugh.org/
>> LinkedIN: https://www.linkedin.com/in/brent-shambaugh-9b91259
>> Skype: brent.shambaugh
>> Twitter: https://twitter.com/Brent_Shambaugh
>>
>>
>> On Thu, Mar 23, 2017 at 12:13 PM, Brent Shambaugh
>> <brent.shambaugh@gmail.com> wrote:
>>> Is this quite expected with json-ld files, such as the example at json-ld.org?
>>>
>>> Cross-Origin Request Blocked: The Same Origin Policy disallows reading
>>> the remote resource at http://json-ld.org/contexts/person.jsonld.
>>> (Reason: CORS header ‘Access-Control-Allow-Origin’ does not match ‘*,
>>> *’).  (unknown)
>>>
>>> -Brent Shambaugh
>>>
>>> GitHub: https://github.com/bshambaugh
>>> Website: http://bshambaugh.org/
>>> LinkedIN: https://www.linkedin.com/in/brent-shambaugh-9b91259
>>> Skype: brent.shambaugh
>>> Twitter: https://twitter.com/Brent_Shambaugh

Received on Thursday, 23 March 2017 18:20:32 UTC