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How to pull a random record using Django's ORM?
...the count changes in between, it might be possible to get an out of bounds error.
– Nelo Mitranim
Sep 12 '15 at 9:37
2
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@selector() in Swift?
...mething cool here
}
otherwise you will get a "Unrecognised Selector" error at runtime.
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Transactions in REST?
...olledback" state after it's already in "committed" state, you would get an error, and the actual committed transaction back.
As long as you talk to a single database, or a database with an integrated transaction monitor, this mechanism will actually work just fine. You might additionally introduce ...
Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
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How do you want the error message in the following case look like?
AnyObject.GetANullObject().ToString();
private object GetANullObject()
{
return null;
}
No variable names to report here!
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How to write the Fibonacci Sequence?
...beginning of the function but of course there is a billin an done lines of error. Where should I be putting it? Thx
– SD.
Feb 3 '09 at 21:12
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Difference of keywords 'typename' and 'class' in templates?
...ctual classes, you're better off adding a specialization to throw/cause an error for non-class types. If you want to limit use to particular classes, only specialize for them. In any case, such a stylistic distinction is too subtle to get the message across.
– Potatoswatter
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how do I use UIScrollView in Interface Builder?
... Deployment Target is 5.1)
When I first did this I received the following error:
Illegal Configuration:
Size type user defined runtime attributes with Xcode versions prior to 4.3
MainStoryboard.storyboard
If you too get this error it is simple to fix: select the Story...
How to get the last element of a slice?
... I do like the -1 from Python, although it often lead to hard-to-debug errors.
– weberc2
Mar 20 '14 at 15:14
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Raise warning in Python without interrupting program
...ning, you should be using warnings module. By raising it you're generating error, rather than warning.
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Preferred Java way to ping an HTTP URL for availability
...to account that some poor webapps or homegrown servers may return HTTP 405 error for a HEAD (i.e. not available, not implemented, not allowed) while a GET works perfectly fine. Using GET is more reliable in case you intend to verify links/resources not domains/hosts.
Testing the server for ava...