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Guards vs. if-then-else vs. cases in Haskell
...turn ()
handle (ExitFailure code)
| code < 0 = putStrLn . ("internal error " ++) . show . abs $ code
| otherwise = putStrLn . ("user error " ++) . show $ code
BTW. As a style tip, always make a newline after a = or before a | if the stuff after the =/| is too long for one line, o...
Is there any way to do a “Replace Or Insert” using web.config transformation?
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I like this idea, but I'm getting an error if the element already exists "No element in the source document matches...". That is, if it exists, the "not" is failing, so it's an error.
– goodeye
Mar 9 '12 at 0:46
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Change File Extension Using C#
...format on physical path is a.Jpeg, so when i try to delete it, it gives me error cannot find the file on specified path. so i am thinking it has some to do with the file extension is not matching. so i am trying to convert jpg to Jpeg and delete the file then.
– safi
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Warning: Found conflicts between different versions of the same dependent assembly
...indows.Forms. You can quickly add a binding redirect by double-clicking on error in Visual Studio.
Use CopyLocal=true. I'm not sure if this will suppress the warning. It will, like option 2 above, mean that all projects will use the .Net 3.5 version of System.Windows.Forms.
Here are a couple of wa...
How to send emails from my Android application?
... currently accepted answer in order to send emails with an attached binary error log file. GMail and K-9 send it just fine and it also arrives fine on my mail server. The only problem was my mail client of choice Thunderbird which had troubles with opening / saving the attached log file. In fact it ...
Why should I use IHttpActionResult instead of HttpResponseMessage?
...ter into the response body. The drawback was you cannot directly return an error code such as a 404. All you can do is throwing an HttpResponseException error.
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What is a Lambda?
...a,b){ return a > b; }, 3 )
x = (lambda(a){ return a+1; }) + 5 // type error, not syntax error
(lambda(a,b){ print(a); log(b); })( 1, 2 ) // () is valid operator here
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How do I execute a Git command without being in the repository?
...p to the .git directory of your repository. Otherwise you will get only an error message that says something like:
fatal: Not a git repository
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Early exit from function?
... solution with nodejs exports module? when I try it I get "not used label" error. exports.MyFunction = function(data){myFunction:{break myFunction;}}
– Yuri Almeida
Feb 1 '17 at 16:12
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Rails new vs create
...arates the logic in the controller and gives you a smooth way to deal with errors (by re-rendering the new action with error messages).
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