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What is the difference between Spring's GA, RC and M2 releases?

Spring's 3.0 version is now GA release, before that they have launched 3.0 RC1 , RC2 version Also, there was Spring 3.0 M2 version. What's the difference between GA, RC, M versions? ...
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Is it possible to adjust x,y position for titleLabel of UIButton?

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What is the difference between gsub and sub methods for Ruby Strings

I have been perusing the documentation for String today, and I saw the :sub method, which I'd never noticed before. I've been using :gsub and it appears that they are essentially the same. Can anyone explain the difference to me? Thanks! ...
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Spring 3 MVC accessing HttpRequest from controller

...s myself rather then leave it to spring @SessionAttributes , for login of cookies handling for example. 3 Answers ...
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how to hide a vertical scroll bar when not needed

I have a textarea which is contained in a div as I have jquery hint and wanted to use opacity without changing the border. There is a visible vertical scroll bar how I only want this displayed when I am typing in the text field and it goes beyond the container. I have tried overflow: auto; but does ...
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Update a column value, replacing part of a string

I have a table with the following columns in a MySQL database 6 Answers 6 ...
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sbt-assembly: deduplication found error

I am not sure whether mergestrategy or exclude jars is the best option here. Any help with how do I proceed further with this error will be great! ...
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dplyr: “Error in n(): function should not be called directly”

I am attempting to reproduce one of the examples in the dplyr package but am getting this error message. I am expecting to see a new column n produced with the frequency of each combination. What am I missing? I triple checked that the package is loaded. ...
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How can I check if character in a string is a letter? (Python)

I know about islower and isupper , but can you check whether or not that character is a letter? For Example: 6 Answers ...
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How do I get rid of this unwanted bar from Eclipse?

When coding in Eclipse(Indigo), I accidentally hit a combination of keys which made this bar appear when I was doing some shortcuts. This question has probably being answered before but since I don't know the exact name of the bar googling the problem has being fruitless. I've spent two hours trying...