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How to respond with HTTP 400 error in a Spring MVC @ResponseBody method returning String?
...elow for 400
return new ResponseEntity<>(HttpStatus.BAD_REQUEST);
and for correct request
return new ResponseEntity<>(json,HttpStatus.OK);
UPDATE 1
after spring 4.1 there are helper methods in ResponseEntity could be used as
return ResponseEntity.status(HttpStatus.BAD_REQUEST).bo...
No secret option provided to Rack::Session::Cookie warning?
....2.3, Ruby 1.9 under Fedora 17. I get this warning, when I run rails s , and how do I fix?
7 Answers
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Thread vs ThreadPool
What is the difference between using a new thread and using a thread from the thread pool? What performance benefits are there and why should I consider using a thread from the pool rather than one I've explicitly created? I'm thinking specifically of .NET here, but general examples are fine.
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IE8 issue with Twitter Bootstrap 3
I am creating a site using the new Twitter Bootstrap. The site looks fine and works in all required browsers except IE8.
2...
When is del useful in python?
I can't really think of any reason why python needs the del keyword (and most languages seem to not have a similar keyword). For instance, rather than deleting a variable, one could just assign None to it. And when deleting from a dictionary, a del method could be added.
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Git: which is the default configured remote for branch?
...nd out which is the "default configured remote for your current branch" ? And how do I set it?
4 Answers
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Is functional GUI programming possible? [closed]
I've recently caught the FP bug (trying to learn Haskell), and I've been really impressed with what I've seen so far (first-class functions, lazy evaluation, and all the other goodies). I'm no expert yet, but I've already begun to find it easier to reason "functionally" than imperatively for basic ...
RootViewController Switch Transition Animation
...his approach, it worked partially, the thing is my app shall only stay in landscape mode, but by doing rootviewcontroller transition, the newly-presented view controller is loaded in portrait at the beginning, and quickly rotate to landscape mode, how to solve that?
– Chris Che...
How to call function from another file in go language?
... one function with a given name in a package.
Remove the main in test2.go and compile the application. The demo function will be visible from test1.go.
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Sort array of objects by object fields
... this dont return me nothing sorted, just the most big first, and all rest i unsort
– Alberto Acuña
Oct 22 '16 at 12:21
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