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Is it possible to specify a different ssh port when using rsync?
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Although this isn't the most obvious answer it is still a very good answer. It's worth using SSH config for any host you connect to more than once or twice as it'll save you a lot of thinking and typing.
– John Hunt
Apr 28 '14 at ...
What does the “===” operator do in Ruby? [duplicate]
I've seen it used a few times lately but can't figure out what it does. Can anyone illustrate how it works?
3 Answers
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Advantages of stateless programming?
...de of the "no side effects" concept. What are the practical advantages of it? I'm trying to think in the functional mindset, but there are some situations that just seem overly complex without the ability to save state in an easy way (I don't consider Haskell's monads 'easy').
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Calculate the median of a billion numbers
...ine 1 shall be called the "control machine", and for the sake of argument either it starts with all the data, and sends it in equal parcels to the other 99 machines, or else the data starts evenly distributed between the machines, and it sends 1/99 of its data to each of the others. The partitions d...
Why is a ConcurrentModificationException thrown and how to debug it
I am using a Collection (a HashMap used indirectly by the JPA, it so happens), but apparently randomly the code throws a ConcurrentModificationException . What is causing it and how do I fix this problem? By using some synchronization, perhaps?
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Is it necessary to write HEAD, BODY and HTML tags?
Is it necessary to write <html> , <head> and <body> tags?
6 Answers
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What's the best mock framework for Java? [closed]
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I've had good success using Mockito.
When I tried learning about JMock and EasyMock, I found the learning curve to be a bit steep (though maybe that's just me).
I like Mockito because of its simple and clean syntax that I was able to grasp pretty quickly....
How to detect if JavaScript is disabled?
...began to wonder what techniques might be used to determine if the user has it disabled.
37 Answers
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What exactly is a Maven Snapshot and why do we need it?
I am a bit confused about the meaning of a Maven Snapshot and why we build one?
13 Answers
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Are database triggers evil? [closed]
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The main problems with triggers are
They are completely Global - they apply no matter what the context of the table activity;
They are stealthy; it's easy to forget they are there until they hurt you with unintended (and very mysterious) co...