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When can I use a forward declaration?
...an incomplete type:
Use it as a base class
class Foo : X {} // compiler error!
Use it to declare a member:
class Foo {
X m; // compiler error!
};
Define functions or methods using this type
void f1(X x) {} // compiler error!
X f2() {} // compiler error!
Use its methods or fields, i...
“Notice: Undefined variable”, “Notice: Undefined index”, and “Notice: Undefined offset” using PHP
I'm running a PHP script and continue to receive errors like:
28 Answers
28
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IntelliJ IDEA shows errors when using Spring's @Autowired annotation
IntelliJ IDEA is showing errors when I use Spring's @Autowired annotation in the class, but the class is functioning without any problem.
...
CSV new-line character seen in unquoted field error
...ode worked until today when I imported from a Windows machine and got this error:
9 Answers
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S3 Error: The difference between the request time and the current time is too large
I have error The difference between the request time and the current time is too large when call method amazons3.ListObjects
...
“Unknown class in Interface Builder file” error at runtime
Even though Interface Builder is aware of a MyClass , I get an error when starting the application.
46 Answers
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ArrayList vs List in C#
...
Using List<T> you can prevent casting errors. It is very useful to avoid a runtime casting error.
Example:
Here (using ArrayList) you can compile this code but you will see an execution error later.
ArrayList array1 = new ArrayList();
array1.Add(1);
array1.Add...
allowDefinition='MachineToApplication' error when publishing from VS2010 (but only after a previous
...Release folder) from your project folder otherwise you'll keep getting the error.
FWIW, MS know about this error...
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@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)
...'t complete the stubbing with a matching thenReturn, thenThrow or then. (Error 1 in the code below)
You call verify on a mock, but forget to provide the method call
that you are trying to verify. (Error 2 in the code below)
You call the when method after doReturn, doThrow or
doAnswer and pass a mo...
An error occurred while validating. HRESULT = '8000000A'
I have been receiving this error for a while when using devenv on an automatic build. I have gone through every website I can find, and the usual answers mention refreshing dependencies (Which I believe fixes it for manual deployment, but not for automatic) and removing the source control coding fro...