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Why generate long serialVersionUID instead of a simple 1L?
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As far as I can tell, that would be only for compatibility with previous releases. This would only be useful if you neglected to use a serialVersionUID before, and then made a change that you know should be compatible but which causes serialization to break.
See the Java Seriali...
Is it possible to view RabbitMQ message contents directly from the command line?
Is it possible to view RabbitMQ message contents directly from the command line?
6 Answers
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What's the difference between Sender, From and Return-Path?
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So, over SMTP when a message is submitted, the SMTP envelope (sender, recipients, etc.) is different from the actual data of the message.
The Sender header is used to identify in the message who submitted it. This is usually the same as the From header, whi...
Placing border inside of div and not on its edge
I have a <div> element and I want to put a border on it. I know I can write style="border: 1px solid black" , but this adds 2px to either side of the div, which is not what I want.
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How to run JUnit test cases from the command line
I would like to run JUnit test cases from the command line.
How can I do this?
11 Answers
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What, why or when it is better to choose cshtml vs aspx?
I would like to know what, why or when it is better to choose cshtml and what, why or when it is better to choose aspx technologies? What are these two technologies intended for?
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NSObject +load and +initialize - What do they do?
...sted in understanding the circumstances leading a developer to override +initialize or +load. Documentation makes it clear these methods are called for you by the Objective-C runtime, but that's really all that is clear from the documentation of those methods. :-)
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ImportError: No module named Crypto.Cipher
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I had the same problem (though on Linux). The solution was quite simple - add:
libraries:
- name: pycrypto
version: "2.6"
to my app.yaml file. Since this worked correctly in the past, I assume this is a new requirement.
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vertical divider between two columns in bootstrap
I am using twitter bootstrap, and have a row which has two columns (span6). How do I create a vertical divider between both the spans.
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What in the world are Spring beans?
I am yet to find a high-level definition of Spring beans that I can understand. I see them referenced often in Grails documentation and books, but I think that understanding what they are would be beneficial. So what are Spring beans? How can they be used? Do they have something to do with Dependenc...