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How to re-raise an exception in nested try/except blocks?

I know that if I want to re-raise an exception, I simple use raise without arguments in the respective except block. But given a nested expression like ...
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Java: Class.this

... LocalScreen.this refers to this of the enclosing class. This example should explain it: public class LocalScreen { public void method() { new Runnable() { public void run() { // Prints "An anonymous Runnable" System.out.println...
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What do the plus and minus signs mean in Objective-C next to a method?

In Objective-C, I would like to know what the + and - signs next to a method definition mean. 4 Answers ...
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What's the difference between == and .equals in Scala?

What is the difference between == and .equals() in Scala, and when to use which? 5 Answers ...
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What's the difference between std::move and std::forward

I saw this here: Move Constructor calling base-class Move Constructor 3 Answers 3 ...
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How to get error information when HttpWebRequest.GetResponse() fails

I am initiating an HttpWebRequest and then retrieving it's response. Occasionally, I get a 500 (or at least 5##) error, but no description. I have control over both endpoints and would like the receiving end to get a little bit more information. For example, I would like to pass the exception mes...
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Validating an XML against referenced XSD in C#

I have an XML file with a specified schema location such as this: 5 Answers 5 ...
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What are fail-safe & fail-fast Iterators in Java

... "Fail-safe" (in engineering) means that something fails in a way that causes no or minimal damage. Strictly speaking, there is no such thing in Java as a fail-safe iterator. If an iterator fails (in the normal sense of "fail"), you can expect damage to occur. I suspect that you actually mean "...
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How to save MailMessage object to disk as *.eml or *.msg file

... For simplicity, I'll just quote an explanation from a Connect item: You can actually configure the SmtpClient to send emails to the file system instead of the network. You can do this programmatically using the following code: SmtpCli...
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How can I add additional PHP versions to MAMP

... Found a quick fix in the MAMP forums. Basically it seems MAMP is only allowing 2 versions of PHP to show up. Quick fix, rename the folders you're not bothered about using, for me this meant adding an "X" to my /Applications/MAMP/bin/php/php5.4.10_X folder. Now 5.2.17 ...