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Java NIO FileChannel versus FileOutputstream performance / usefulness

I am trying to figure out if there is any difference in performance (or advantages) when we use nio FileChannel versus normal FileInputStream/FileOuputStream to read and write files to filesystem. I observed that on my machine both perform at the same level, also many times the FileChannel way...
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django syncdb and an updated model

I have recently updated my model, added a BooleanField to it however when I do python manage.py syncdb , it doesn't add the new field to the database for the model. How can I fix this ? ...
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Text blinking jQuery

What is an easy way to make text blinking in jQuery and a way to stop it? Must work for IE, FF and Chrome. Thanks 35 Answer...
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Spring AOP vs AspectJ

I am under the impression that Spring AOP is best used for application specific tasks such as security, logging, transactions, etc. as it uses custom Java5 annotations as a framework. However, AspectJ seems to be more friendly design-patterns wise. ...
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Remove duplicates in the list using linq

I have a class Items with properties (Id, Name, Code, Price) . 11 Answers 11 ...
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Use of .apply() with 'new' operator. Is this possible?

In JavaScript, I want to create an object instance (via the new operator), but pass an arbitrary number of arguments to the constructor. Is this possible? ...
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How do you find the current user in a Windows environment?

When running a command-line script, is it possible to get the name of the current user? 13 Answers ...
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Build Maven Project Without Running Unit Tests

How do you build a Maven project without running unit tests? 7 Answers 7 ...
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Calculate difference between two dates (number of days)?

I see that this question has been answered for Java , JavaScript , and PHP , but not C#. So, how might one calculate the number of days between two dates in C#? ...
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When to use EntityManager.find() vs EntityManager.getReference() with JPA

I have come across a situation (which I think is weird but is possibly quite normal) where I use the EntityManager.getReference(LObj.getClass(), LObj.getId()) to get a database entity and then pass the returned object to be persisted in another table. ...