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Declaration suffix for decimal type
...re m stands for money). Is this appropriate for any decimals or is there a more general assignment (d stands for double, that is for sure not the right thing although a direct conversion is supported).
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Which machine learning classifier to choose, in general? [closed]
...parameters on all your data and you have your final model.
There are some more things to say. If, for example, you use a lot of methods and parameter combinations for each, it's very likely you will overfit. In cases like these, you have to use nested cross validation.
Nested cross validation
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Static constant string (class member)
...d::string's all the time too. The overhead is negligible, but you have far more options and are much less likely to write some fool things like "magic" == A::RECTANGLE only to compare their address...
– Matthieu M.
Oct 14 '09 at 14:24
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Java int to String - Integer.toString(i) vs new Integer(i).toString()
...s the static String.valueOf method.
String.valueOf(i)
It feels slightly more right than Integer.toString(i) to me. When the type of i changes, for example from int to double, the code will stay correct.
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Node.js Best Practice Exception Handling
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Update: Joyent now has their own guide. The following information is more of a summary:
Safely "throwing" errors
Ideally we'd like to avoid uncaught errors as much as possible, as such, instead of literally throwing the error, we can instead safely "throw" the error using one of the followin...
Ioc/DI - Why do I have to reference all layers/assemblies in application's entry point?
...ns automatically. Personally, I rarely find it worth that extra effort.
A more elaborate version of this answer can be found in this excerpt from my book Dependency Injection, Principles, Practices, Patterns.
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Traits in PHP – any real world examples/best practices? [closed]
... reason why I find that better than using traits is that your code is much more flexible by removing the hard coupling to a trait. For example you could simply pass a different logger class now. This makes your code reusable and testable.
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Matplotlib plots: removing axis, legends and white spaces
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I think that the command axis('off') takes care of one of the problems more succinctly than changing each axis and the border separately. It still leaves the white space around the border however. Adding bbox_inches='tight' to the savefig command almost gets you there, you can see in the example...
Is it possible to await an event instead of another async method?
...to run as a continuation on the Task or awaitable that you call await on. More often than not, it is some sort of asynchronous operation, which could be IO completion, or something that is on another thread.
– casperOne
Oct 12 '12 at 13:26
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Remove a string from the beginning of a string
...uch like "here are two solutions, and here's a picture of some kittens for more upvotes" would be.
– salathe
Dec 23 '10 at 10:32
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