c# Programming Glossary: exceptional

When to use .First and when to use .FirstOrDefault with LINQ?

http://stackoverflow.com/questions/1024559/when-to-use-first-and-when-to-use-firstordefault-with-linq

to have at least one element. In other words when it is an exceptional occurence when the sequence is empty. Use FirstOrDefault when..

Check well-formed XML without a try/catch?

http://stackoverflow.com/questions/1026247/check-well-formed-xml-without-a-try-catch

catch for both speed and on the general principle that non exceptional circumstances shouldn't raise exceptions. I currently have code..

C#: Test if string is a guid without throwing exceptions?

http://stackoverflow.com/questions/104850/c-test-if-string-is-a-guid-without-throwing-exceptions

debugger pops up for design reasons the expected is not exceptional In other words the code public static Boolean TryStrToGuid String..

Memory Cache .Net 4.0 performance test : astonishing result

http://stackoverflow.com/questions/11729023/memory-cache-net-4-0-performance-test-astonishing-result

test is wrong or the system cache is working with exceptional performance This is my result 13 number of interactions 100000..

How much more expensive is an Exception than a return value?

http://stackoverflow.com/questions/1282252/how-much-more-expensive-is-an-exception-than-a-return-value

consider the following rule. Only use exceptions for exceptional circumstances They shouldn't ever be used for general control..

using try-catch for flow control (.NET)

http://stackoverflow.com/questions/1336094/using-try-catch-for-flow-control-net

is bad design. It doesn't make sense. Exceptions are for exceptional cases not for normal flow. Performance probably won't be an..

Debug.Assert vs Exception Throwing

http://stackoverflow.com/questions/1467568/debug-assert-vs-exception-throwing

by contrast provide a control flow mechanism for exceptional unlikely or erroneous situations but not impossible situations...

Open source cad drawing (dwg) library in C#

http://stackoverflow.com/questions/169390/open-source-cad-drawing-dwg-library-in-c-sharp

the practical matter of developing software libraries of exceptional quality that enable ODA members to develop applications capable..

Casting ints to enums in C#

http://stackoverflow.com/questions/1758321/casting-ints-to-enums-in-c-sharp

value. I need to test for it explicitly and handle the exceptional values as I please. Why is this In my humble opinion it would..

General type conversion without risking Exceptions

http://stackoverflow.com/questions/2111280/general-type-conversion-without-risking-exceptions

situation ie. an error is encountered. But this is not an exceptional situation. I need another way around it. Most variable types..

Create a summary description of a schedule given a list of shifts

http://stackoverflow.com/questions/3165867/create-a-summary-description-of-a-schedule-given-a-list-of-shifts

are 150 events in each normal shift and only two in the exceptional one. As you can see some shifts are not very far apart from..

Breaking out of a nested loop

http://stackoverflow.com/questions/324831/breaking-out-of-a-nested-loop

exceptions aren't cheap should only be thrown in a truly exceptional condition etc. Hence I don't think this solution would be good..

How to validate domain credentials?

http://stackoverflow.com/questions/326818/how-to-validate-domain-credentials

account. You're relying on an exception failure for a non exceptional case and assuming that means invalid username and password...

Main method code entirely inside try/catch: Is it bad practice?

http://stackoverflow.com/questions/4827628/main-method-code-entirely-inside-try-catch-is-it-bad-practice

programming model exceptions should be reserved for truly exceptional cases or conditions. You should only to catch exceptions that..

Trying to understand exceptions in C#

http://stackoverflow.com/questions/7238402/trying-to-understand-exceptions-in-c-sharp

handle it do so. If not let it go. Exceptions should be exceptional Don't use excpetions for flow control. For example if you're..

How to check for nulls in a deep lambda expression? [duplicate]

http://stackoverflow.com/questions/854591/how-to-check-for-nulls-in-a-deep-lambda-expression

expense of catching an exception that is not in my mind exceptional. I expect this to be the case quite often in my domain. UPDATE..

Business Objects, Validation And Exceptions

http://stackoverflow.com/questions/88541/business-objects-validation-and-exceptions

very difficult. I don't like throwing exceptions for non exceptional things. A user setting the name of an account to Supercalafragilisticexpialadocious..

Why aren't variables declared in “try” in scope in “catch” or “finally”?

http://stackoverflow.com/questions/94977/why-arent-variables-declared-in-try-in-scope-in-catch-or-finally

have been declared. Given that catches are meant to handle exceptional circumstances and finallys must execute being safe and declaring..

C#: Create custom warning in Visual Studio if certain method is used in source code

http://stackoverflow.com/questions/968249/c-create-custom-warning-in-visual-studio-if-certain-method-is-used-in-source-c

a couple of delicate methods that should only be used in exceptional cases so I'd like to have some kind of warning output if they..