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Difference between class and type
Being new to Java, I'm confused between the concepts of class and type .
For example, should the object "Hello World!" belong to the type String or class String ? Or maybe both?
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How to open existing project in Eclipse
I kind of feel stupid, but I just can't get it to work....
7 Answers
7
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difference and when to use getApplication(), getApplicationContext(), getBaseContext() and someClass
I'm new to android and I'm trying to understand the difference between getApplication() , getApplicationContext( ), getBaseContext() , getContext() and someClass.this and especially when to use the these methods in the following code lines:
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JdbcTemplate queryForInt/Long is deprecated in Spring 3.2.2. What should it be replaced by?
The queryforInt/queryforLong methods in JdbcTemplate are deprecated in Spring 3.2. I can't find out why or what is considered the best practice to replace existing code using these methods.
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How can I do DNS lookups in Python, including referring to /etc/hosts?
dnspython will do my DNS lookups very nicely, but it entirely ignores the contents of /etc/hosts .
6 Answers
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Closing WebSocket correctly (HTML5, Javascript)
I am playing around with HTML5 WebSockets. I was wondering, how do I close the connection gracefully? Like, what happens if user refreshes the page, or just closes the browser?
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How to edit a node module installed via npm?
I'm using the node_swiz module, which in turn uses the validator module.
5 Answers
5
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Maven project.build.directory
In Maven, what does the project.build.directory refer to? I am a bit confused, does it reference the source code directory or the target directory in the Maven project?
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How to read a single char from the console in Java (as the user types it)?
Is there an easy way to read a single char from the console as the user is typing it in Java? Is it possible? I've tried with these methods but they all wait for the user to press enter key:
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