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Return only string message from Spring MVC 3 Controller

Can any one tell me how I can return string message from controller? 6 Answers 6 ...
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Post an empty body to REST API via HttpClient

The API I'm trying to call requires that I do a POST but with an empty body. I'm new to using the WCF Web API HttpClient and I can't seem to find out the write code that would do a post with an empty body. I find references to some HttpContent.CreateEmpty() method, but I don't think that is for th...
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Stop Mongoose from creating _id property for sub-document array items

If you have subdocument arrays, Mongoose automatically creates ids for each one. Example: 6 Answers ...
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Regex: Specify “space or start of string” and “space or end of string”

Imagine you are trying to pattern match "stackoverflow". 4 Answers 4 ...
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Can I have an IF block in DOS batch file?

In a DOS batch file we can only have 1 line if statement body? I think I found somewhere that I could use () for an if block just like the {} used in C-like programming languages, but it is not executing the statements when I try this. No error message either. This my code: ...
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How do you delete an ActiveRecord object?

How do you delete an ActiveRecord object? 4 Answers 4 ...
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Hibernate problem - “Use of @OneToMany or @ManyToMany targeting an unmapped class”

... Your annotations look fine. Here are the things to check: make sure the annotation is javax.persistence.Entity, and not org.hibernate.annotations.Entity. The former makes the entity detectable. The latter is just an addition....
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What is the difference between “Include Directories” and “Additional Include Directories”

In configuration properties of my project, under the "VC++ directories" there is an entry for "Include Directories". But under "C/C++" option, there is another entry called "Additional Include Directories". Same thing happens with library directories. ...
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When increasing the size of VARCHAR column on a large table could there be any problems?

I'm using SQL Server 2008 and I need to make a VARCHAR field bigger, from (200 to 1200) on a table with about 500k rows. What I need to know is if there are any issues I have not considered. ...
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How can I list (ls) the 5 last modified files in a directory?

I know ls -t will list all files by modified time. But how can I limit these results to only the last n files? 5 Answe...