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Error :Request header field Content-Type is not allowed by Access-Control-Allow-Headers
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As hinted at by this post Error in chrome: Content-Type is not allowed by Access-Control-Allow-Headers just add the additional header to your web.config like so...
<httpProtocol>
<customHeaders>
<add name="Access-...
What is the function of the DBMDL File in VS database project
...e, and deleting it causes the error message. The file is then re-generated by Visual Studio and the error goes away.
– belugabob
Sep 9 '11 at 7:28
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Lock Android phone application to Portrait mode
...uman-readable. To do so, the code and the previous paragraph must be split by at least two linebreaks, and every line in the code block must be indented with at least 4 spaces. Please try this out by editing your answer, and you will see by yourself how it makes your answer look much better.
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How to re-open an issue in github?
...sues if you closed them yourself
you cannot close or re-open issues opened by someone else
you cannot re-open your own issues if a repo collaborator closed them
The situation you report falls in the last case, so you cannot reopen it. You can ask in the issue thread if a repo collaborator can reop...
AngularJs ReferenceError: $http is not defined
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454...
Doing something before program exit
... the docs: Note The exit function is not called when the program is killed by a signal, when a Python fatal internal error is detected, or when os._exit() is called.
– Katriel
Oct 3 '10 at 15:12
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Create array of symbols
...he original answer was written back in September '11, but, starting from Ruby 2.0, there is a shorter way to create an array of symbols! This literal:
%i[address city state postal country]
will do exactly what you want.
s...
What does -XX:MaxPermSize do?
...where the classes, methods, internalized strings, and similar objects used by the VM are stored and never deallocated (hence the name).
This Oracle article succinctly presents the working and parameterization of the HotSpot GC and advises you to augment this space if you load many classes (this is ...
Get TransactionScope to work with async / await
...having the same issue with MVC4 and I updated my project from 4.5 to 4.5.1 by right clicking on project go to properties. Select application tab change target framework to 4.5.1 and use transaction as follow.
using (AccountServiceClient client = new AccountServiceClient())
using (TransactionScope s...
How to create .ipa file using Xcode?
...ment. Which option should i choose? My requirement is this ipa is required by the qa team for testing purpose.
– iPhoneDeveloper
Sep 11 '17 at 5:19
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