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How do you 'redo' changes after 'undo' with Emacs?
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jQuery document.createElement equivalent?
...for jQuery 1.7.2 and put the benchmark on JSBen.ch which is probably a bit more scientific than my primitive benchmarks, plus it can be crowdsourced now!
http://jsben.ch/#/ARUtz
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Should a function have only one return statement?
...oo foo)
{
if (foo != null)
{
...
}
}
... can be made more readable (IMHO) like this:
public void DoStuff(Foo foo)
{
if (foo == null) return;
...
}
So yes, I think it's fine to have multiple "exit points" from a function/method.
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OO Design in Rails: Where to put stuff
...e best plan.
In Ruby, you have a couple of good options for making things more modular. A fairly popular answer is to just use modules (usually stashed in lib) that hold groups of methods, and then include the modules into the appropriate classes. This helps in cases where you have categories of fu...
How to analyze a java thread dump?
I am trying to understand more about java, especially about memory management and threads.
For this reason I have recently found interest in looking at thread dumps.
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What is a monad?
...a mathematician. An alternative term is computation builder which is a bit more descriptive of what they are actually useful for.
They are a pattern for chaining operations. It looks a bit like method chaining in object-oriented languages, but the mechanism is slightly different.
The pattern is most...
Concatenate text files with Windows command line, dropping leading lines
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more +2 file2.txt > temp
type temp file1.txt > out.txt
or you can use copy. See copy /? for more.
copy /b temp+file1.txt out.txt
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How do I iterate over a range of numbers defined by variables in Bash?
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How to create the perfect OOP application [closed]
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you need more than what was just provided? Sounds like you need to learn more about how inheritance is implemented, and what polymorphism is.
– Induster
Feb 25 '12 at 22:35
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Non-Relational Database Design [closed]
...reduce as a means of querying a database is unfamiliar, and requires a lot more thinking than writing SQL. There is a fairly small number of primitives, so getting the results you need is primarily a question of being creative with how you specify the keys.
There is a limitation in that queries ca...