exception-handling

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Database Exceptions -> Throw exceptions in Database class or in Controller class

I\'m writing a j2me(mobile) which uses a db a lot. But now I don\'t know how to do the following. Should I throw Exceptions in the database class itself, and use a try Catch in the controller class.[详细]

2023-02-11 00:08 分类：问答
What is the advantage of chained exceptions

I do not und开发者_运维知识库erstand the advantages of having a chained exception in the code.[详细]

2023-02-10 17:51 分类：问答
Send uncaught exceptions to a particular method

I have a custom exception class with a show() method that shows exceptions in a pretty way. In some fatal errors I left the exceptions uncaught so the programs exists intermediately, but I would like[详细]

2023-02-10 08:47 分类：问答
Handling Unique Record Exceptions in a Controller

I have a model called Subscription th开发者_高级运维at has a unique index on the fields [:email, :location]. This means one email address can subscribe per location.[详细]

2023-02-10 08:27 分类：问答
Creating a Project Without Using a Single TRY-CATCH exception handling

I want to centralize error handling by avoiding the messy t开发者_JS百科ry-catch blocks, I explored the global.asax and I notice[详细]

2023-02-10 07:23 分类：问答
Rethrowing an exception from an exception catch

Is it a good idea to catch an exception and then throw another exception? Like so: Try \' Do operation xxx[详细]

2023-02-10 05:43 分类：问答
Zero cost exception handling vs setjmp/longjmp

Assuming that there is a cost associated with setting recovery point, one could optimize a loop like this:[详细]

2023-02-10 05:36 分类：问答
SocketException : No such host is known

I want to connect to mysql database from my asp page.So for that as per what my hosting providers told i used the connection string where server is given as \"localhost:3309\"[详细]

2023-02-10 03:44 分类：问答
In ASP.NET how to identify/process 404 exceptions?

I need to handle 404 exceptions differently than all other types of them. What is the best way to identify those 404 exceptions (dis开发者_运维技巧tinguish them from other exceptions)?[详细]

2023-02-10 01:45 分类：问答
Ignore user input outside of what's to be chosen from

I have a program in which the user must make a selection by entering a number 1-5. How would I handle any errors that might arise from them entering in a digit outside of those bounds or even a charac[详细]

2023-02-09 21:26 分类：问答