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java Programming Glossary: exceptionalhttp://stackoverflow.com/questions/12954193/why-does-division-by-zero-with-floating-point-or-double-precision-numbers-not maintains error properties over a precision's range. When exceptional situations need attention they can be examined immediately via.. and speed. Their use requires the programmer be aware of exceptional conditions but flag stickiness allows programmers to delay handling..
Java: Exceptions as control flow? http://stackoverflow.com/questions/1546514/java-exceptions-as-control-flow are expensive operations and as the name would suggest exceptional conditions. So using them in the context of controlling the..
Why would you ever implement finalize()? http://stackoverflow.com/questions/158174/why-would-you-ever-implement-finalize up after a buggy caller. It provides extra safety in an exceptional buggy situation. Not every caller is going to do the correct..
What is the point of the class Option[T]? http://stackoverflow.com/questions/2079170/what-is-the-point-of-the-class-optiont particular advantage of Option T . I have to test for the exceptional null or None in both cases. If I have understood correctly from..
How to detect the presence of URL in a string http://stackoverflow.com/questions/285619/how-to-detect-the-presence-of-url-in-a-string code violates the golden principle Use exception for exceptional conditions only it does not make sense to me to try to reinvent..
How to check a string against null in java? http://stackoverflow.com/questions/2920525/how-to-check-a-string-against-null-in-java that. You should only throw exceptions for errors that are exceptional if you're expecting a null you should check for it ahead of..
http://stackoverflow.com/questions/299068/how-slow-are-java-exceptions wisdom as well as a lot of Google results says that exceptional logic shouldn't be used for normal program flow in Java. Two.. messy because people expect only errors to be handled in exceptional code. This question is about #1. As an example this page describes..
Using Joda Date & Time API to parse multiple formats http://stackoverflow.com/questions/3307330/using-joda-date-time-api-to-parse-multiple-formats Effective Java 2nd Edition Item 57 Use exceptions only for exceptional conditions . It also makes it hard to determine if an IllegalArgumentException..
What is faster, try catch or if-else in java (WRT performance) http://stackoverflow.com/questions/3490770/what-is-faster-try-catch-or-if-else-in-java-wrt-performance An exception is for circumstances which are exactly that exceptional . If it is possible for n to be null as part of normal business..
Guidelines on Exception propagation (in Java) http://stackoverflow.com/questions/3551221/guidelines-on-exception-propagation-in-java can explode very quickly if you represent each separate exceptional scenario as a separate exception. Avoid catching exceptions..
http://stackoverflow.com/questions/3806173/assert-keyword-in-java rather than an unexpected external condition or expected exceptional condition. If an assertion failure occurs the interpretation..
Java EE Architecture - Are DAO's still recommended when using an ORM like JPA 2? http://stackoverflow.com/questions/3818589/java-ee-architecture-are-daos-still-recommended-when-using-an-orm-like-jpa-2 changing the underlying persistence solution is a very exceptional event and I'm not going to introduce DAOs for something that..
Checked vs Unchecked exception http://stackoverflow.com/questions/4639432/checked-vs-unchecked-exception method i.e the user of your API to explicitly handle the exceptional case in your API. Checked exceptions are declared when you believe.. the call will be able to do something meaningful with that exceptional case like retrying the call rolling changes back or converting..
Why is it “Easier to ask forgiveness than permission” in python, but not in Java? [closed] http://stackoverflow.com/questions/6092992/why-is-it-easier-to-ask-forgiveness-than-permission-in-python-but-not-in-java exceptions are as their name impllies to be used only for exceptional conditions they should never be used for ordinary control flow...
Java: checked vs unchecked exception explanation http://stackoverflow.com/questions/6115896/java-checked-vs-unchecked-exception-explanation to force the user of your API to think how to handle the exceptional situation if it is recoverable . It's just that checked exceptions..
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..
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