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How do I read all classes from a Java package in the classpath?

...ingMetadataReaderFactory(resourcePatternResolver); List<Class> candidates = new ArrayList<Class>(); String packageSearchPath = ResourcePatternResolver.CLASSPATH_ALL_URL_PREFIX + resolveBasePackage(basePackage) + "/" + "**/*.class"; Resource[] r...
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Javascript how to split newline

I'm using jquery, and I have a textarea. When I submit by my button I will alert each text separated by newline. How to split my text when there is a newline? ...
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Throw away local commits in Git

...ng, my local Git repository is currently five commits ahead of the origin, and not in a good state. I want to get rid of all these commits and start over again. ...
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SQL errorORA-01722: invalid number”

...ccurs when an attempt is made to convert a character string into a number, and the string cannot be converted into a number. Without seeing your table definition, it looks like you're trying to convert the numeric sequence at the end of your values list to a number, and the spaces that delimit it a...
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Add new field to every document in a MongoDB collection

...to add a new_field to all your collection, you have to use empty selector, and set multi flag to true (last param) to update all the documents db.your_collection.update( {}, { $set: {"new_field": 1} }, false, true ) EDIT: In the above example last 2 fields false, true specifies the upser...
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How can I get the length of text entered in a textbox using jQuery?

... For me its not text box its a span tag and this worked for me. var len = $("span").text().length; share | improve this answer | follow ...
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Proper way to exit iPhone application?

I am programming an iPhone app, and I need to force it to exit due to certain user actions. After cleaning up memory the app allocated, what's the appropriate method to call to terminate the application? ...
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How can I prevent the scrollbar overlaying content in IE10?

In IE10, the scrollbar is not always there... and when it appears it comes on as an overlay... It's a cool feature but I would like to turn it off for my specific website as it is a full screen application and my logos and menus are lost behind it. ...
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Cleanest way to get last item from Python iterator

...ven be correct? If the iterator doesn't actually iterate, then an out-of-band value is more meaningful than some misleading function-specific default. – S.Lott Jan 26 '10 at 11:44 ...
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How to send email via Django?

...s perfect. Note the small typo correction in the comments of the article. (And I just used my regular computer/localhost. I had not set anything else up before hand.) – user984003 Oct 24 '12 at 16:11 ...