custom-exceptions

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PostgreSQL custom exception conditions

Is it possible to create custom conditions when I raise an exception? Consider the following example:[详细]

2023-04-12 20:08 分类：问答
Catching all crashes in C# .NET

There are already some pretty good threads on this topic on Stack Overflow, but there doesn\'t really seem to be a concise answer on any of them. My C# console application (running as a Windows servic[详细]

2023-03-23 21:31 分类：问答
WebProtocolException was unhandled by user code

The code 开发者_StackOverflow中文版in my try block looks something like below: catch (ThinkBusinessLogicException ex)[详细]

2023-03-23 00:02 分类：问答
How to display my own exception?

I\'m developing a web project where i need to add custom exception classes. For example, how can i display a message from my custom exception class when the session timeout occurs? Please help. Any sa[详细]

2023-03-20 09:15 分类：问答
Inheritance and static members in Java

I am working on a project which contains a couple of modules. I want to provide the ability in every module to have a custom exception that statically populates internal structure, e.g. HashMap, from[详细]

2023-03-20 09:06 分类：问答
Getting a list of existing Rails Error classes for re-use/inheritance

Often I need to throw a custom(ized) error. Like when a resource cannot be found due to a mismatch in parameters or so.[详细]

2023-03-16 09:07 分类：问答
Iron Python and VS2010 debugging woes

I\'m starting to use IronPython and VS2010 and I\'m having trouble with the debugging environment... can anyone point me in the right direction? Note that my python knowledge is less than a week old s[详细]

2023-03-13 13:48 分类：问答
How to catch a pywin32com exception on opening files

I am trying to open an excel file in python us开发者_如何转开发ing COM, and trying to catch the file not found error:[详细]

2023-03-12 10:15 分类：问答
In a unit test, how can the parameter passed to a custom exception be determined?

class AppError(Exception): pass class MissingInputError(AppError): em = {1101: \"Date input is missing. Please verify.\", \\[详细]

2023-03-09 16:57 分类：问答
Custom Python Exceptions with Error Codes and Error Messages

class AppError(Exception): pass class MissingInputError(AppError): pass class ValidationError(AppError): pass[详细]

2023-03-09 02:37 分类：问答