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When to use volatile with multi threading?
...it into cache for this thread's stores, not doing any explicit flushing. (https://preshing.com/20120913/acquire-and-release-semantics/ and https://preshing.com/20120710/memory-barriers-are-like-source-control-operations/). (And an acquire-load means ordering access to cache in the other core).
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PG undefinedtable error relation users does not exist
I saw this question up before, but only for rspec. I haven't created test yet because it's too advanced for me but one day soon i will! :P
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How to create a backup of a single table in a postgres database?
Is there a way to create a backup of a single table within a database using postgres? And how? Does this also work with the pg_dump command?
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Reading ePub format
I am trying to develop an iPhone application to read ePub files. Is there any framework available to develop this? I have no idea about how to read this file format. I tried to parse a sample file with .epub extension using NSXML Parser, but that fails.
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How to install the JDK on Ubuntu Linux
I am trying to install the Java Development Kit (JDK) on Ubuntu Linux distribution, but I am unable to install it.
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How to implement the --verbose or -v option into a script?
I know the --verbose or -v from several tools and I'd like to implement this into some of my own scripts and tools.
9 A...
How do you install an APK file in the Android emulator?
I finally managed to obfuscate my Android application, now I want to test it by installing the APK file and running it on the emulator.
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How to define static property in TypeScript interface
I just want to declare a static property in typescript interface? I have not found anywhere regarding this.
13 Answers
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No 'Access-Control-Allow-Origin' header is present on the requested resource. Origin '…' is therefor
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Use addHeader Instead of using setHeader method,
response.addHeader("Access-Control-Allow-Origin", "*");
* in above line will allow access to all domains.
For allowing access to specific domain only:
response.addHeader("Access-Control-Allow-Origin", "http://www.example....
Unit test, NUnit or Visual studio?
I'm using Visual studio (sometimes resharper) to run my unit test.
10 Answers
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