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What are the differences between a HashMap and a Hashtable in Java?
...s subclasses is LinkedHashMap, so in the event that you'd want predictable iteration order (which is insertion order by default), you could easily swap out the HashMap for a LinkedHashMap. This wouldn't be as easy if you were using Hashtable.
Since synchronization is not an issue for you, I'd rec...
What does `someObject.new` do in Java?
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It's the way to instantiate a non-static inner class from outside the containing class body, as described in the Oracle docs.
Every inner class instance is associated with an instance of its containing class. When you new a...
Automatic text translation at MSDN pages - How to turn off?
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When you hit the "Original" radio button at the top, you see English, with German in the yellow hover box.
If you visit the original English site, you don't see a translation, not even on hover.
You switch to English by replacing /de-d...
CSS customized scroll bar in div
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I thought it would be helpful to consolidate the latest information on scroll bars, CSS, and browser compatibility.
Scroll Bar CSS Support
Currently, there exists no cross-browser scroll bar CSS styling definitions. The W3C article ...
How can I use xargs to copy files that have spaces and quotes in their names?
...e-quotes in their names. When I try to string together find and grep with xargs , I get the following error:
22 Answe...
Remove ActiveRecord in Rails 3
Now that Rails 3 beta is out, I thought I'd have a look at rewriting an app I have just started work on in Rails 3 beta, both to get a feel for it and get a bit of a head-start. The app uses MongoDB and MongoMapper for all of its models and therefore has no need for ActiveRecord. In the previous ver...
Why doesn't Python have multiline comments?
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edited May 12 '18 at 15:36
Simeon Leyzerzon
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Non-recursive depth first search algorithm
I am looking for a non-recursive depth first search algorithm for a non-binary tree. Any help is very much appreciated.
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What is the preferred Bash shebang?
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You should use #!/usr/bin/env bash for portability: different *nixes put bash in different places, and using /usr/bin/env is a workaround to run the first bash found on the PATH. And sh is not bash.
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How do I escape the wildcard/asterisk character in bash?
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edited Nov 7 '19 at 22:05
Benjamin W.
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