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“for” vs “each” in Ruby
...small difference considering variable scoping).
Using each is considered more idiomatic use of Ruby.
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How do you declare an interface in C++?
...protected destructor. This disables polymorphic destruction, which may be more appropriate in some circumstances. Look for "Guideline #4" in gotw.ca/publications/mill18.htm.
– Fred Larson
Nov 25 '08 at 19:06
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jQuery validation: change default error message
...valid extension.",
maxlength: jQuery.validator.format("Please enter no more than {0} characters."),
minlength: jQuery.validator.format("Please enter at least {0} characters."),
rangelength: jQuery.validator.format("Please enter a value between {0} and {1} characters long."),
range: j...
How to select html nodes by ID with jquery when the id contains a dot?
...he correct way to select a literal ‘.’ in CSS is to escape it: “#id\.moreid”. This used to cause trouble in some older browsers (in particular IE5.x), but all modern desktop browsers support it.
The same method does seem to work in jQuery 1.3.2, though I haven't tested it thoroughly; quick...
Plain Old CLR Object vs Data Transfer Object
... Martin Fowler [anecdote here]. He used the term POJO as a way to make it more sexy to reject the framework heavy EJB implementations. POCO should be used in the same context in .Net. Don't let frameworks dictate your object's design.
A DTO's only purpose is to transfer state, and should have no...
What is the Haskell response to Node.js?
...does non-blocking I/O natively and has ways to scale deployments easily to more than one processor (something not even built-in in Node.js). More details at http://journal.dedasys.com/2010/04/29/erlang-vs-node-js and Node.js or Erlang
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Remove all occurrences of a value from a list?
... Use the list comprehension over the filter+lambda; the former is more readable in addition to generally more efficient.
– habnabit
Jul 21 '09 at 4:28
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Is there an alternative to bastard injection? (AKA poor man's injection via default constructor)
...-known pattern, but I'll grant that overloaded constructors are marginally more 'in your face' :)
– Mark Seemann
Jul 20 '11 at 7:21
5
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When to use static classes in C# [duplicate]
... of code to the consumer is a low cost for laying the foundation of a much more maintainable solution in the future. And finally, if you want to avoid creating instances, simply create a singleton wrapper of your class that allows for easy reuse - although this does make the requirement that your cl...
R memory management / cannot allocate vector of size n Mb
...ns) will help you build a new solution. In my limited experience ff is the more advanced package, but you should read the High Performance Computing topic on CRAN Task Views.
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