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java.lang.UnsupportedClassVersionError: Bad version number in .class file?

... suggestions on the web indicate that the code was compiled in one version and executed in another version (new on old). However, I only have one version of JRE on my system. If I run the commands: ...
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history.replaceState() example?

...ough intentional for 2 years now. The problem lies with some unclear specs and the complexity when document.title and back/forward are involved. See bug reference on Webkit and Mozilla. Also Opera on the introduction of History API said it wasn't using the title parameter and probably still doesn't...
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How to Test Facebook Connect Locally

I use ASP .NET and Facebook Connect APIs. but when I run the app and press Connect button it's return to the Website not to the test local server which is ( http://localhost:xxxx/test.aspx ) So how I can test Facebook locally (i.e How I can change the callback url) ? ...
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Should functions return null or an empty object?

...g data from functions. Is it better to return a Null or an empty object? And why should one do one over the other? 31 Ans...
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Converting user input string to regular expression

I am designing a regular expression tester in HTML and JavaScript. The user will enter a regex, a string, and choose the function they want to test with (e.g. search, match, replace, etc.) via radio button and the program will display the results when that function is run with the specified argument...
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How to disable CSS in Browser for testing purposes

... The Web Developer plugin for Firefox and Chrome is able to do this Once you have installed the plugin the option is available in the CSS menu. For example, CSS > Disable Styles > Disable All Styles Alternatively with the developer toolbar enabled you ...
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How to use if-else option in JSTL

...ut <c:otherwise> seems a little verbose, eh? – andronikus Oct 27 '11 at 13:29 7 start nesti...
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How do you make a web application in Clojure? [closed]

...ecause I'm forced to live in a Java world, but because I like the language and I want to give it a try, what libraries and frameworks should I use? ...
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symbol(s) not found for architecture i386

...t usually means the project is missing some frameworks it needs. Libraries and dependent projects can require frameworks, so if you've added one recently then that can cause this error. To add frameworks, right click on the project name in the project view, select Add, then select Existing framewor...
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How to send a GET request from PHP?

...et_contents doesn't let you make the request with custom cookies, headers, and other things that a browser would typically send, so you might not get the response you were looking for. In that case, you'd be better off using CURL anyway. (But that isn't the OP's case.) – Sasha ...