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How to generate a number of most distinctive colors in R?
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I joined all qualitative palettes from RColorBrewer package. Qualitative palettes are supposed to provide X most distinctive colours each. Of course, mixing them joins into one palette also similar colours, but that's the best I can g...
In Java, what is the best way to determine the size of an object?
...ect. Is there an easy way to find out the size of that object programmatically? Is there a reference that defines how large primitive types and object references are for a VM ?
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Which is better, number(x) or parseFloat(x)?
..., I find Number to be more reasonable, so I almost always use Number personally (and you'll find that a lot of the internal JavaScript functions use Number as well). If someone types '1x' I prefer to show an error rather than treat it as if they had typed '1'. The only time I really make an exceptio...
How to safely upgrade an Amazon EC2 instance from t1.micro to large? [closed]
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then delete small the instance before?
– gandil
May 5 '11 at 13:25
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How to update only one field using Entity Framework?
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You have basically two options:
go the EF way all the way, in that case, you would
load the object based on the userId provided - the entire object gets loaded
update the password field
save the object back using the context's .SaveCha...
Is it possible to register a http+domain-based URL Scheme for iPhone apps, like YouTube and Maps?
...y domain (e.g. http://martijnthe.nl ) with my app whenever the app is installed on the phone, and with Mobile Safari in case it is not.
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In Java, what does NaN mean?
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some undefined result. For example,
0.0 divided by 0.0 is arithmetically undefined. Taking the square root of a
negative number is also undefined.
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Could not load file or assembly … The parameter is incorrect
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This list will grow as if you have other versions of the framework installed.
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Where is PHP.ini in Mac OS X Lion? Thought it was in /usr/local/php5/lib
...me PHP right on my Mac, uncommented httpd.conf, activated web sharing, installed MySQL etc.
I can't seem to find my PHP files, most importantly, PHP.ini.
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What is scaffolding? Is it a term for a particular platform?
...nd is today) used to describe many things - from abstracting DB layers, to web apps folder structures, and to generating and managing project dependencies .
It is not something that is specific to any language / technology, just like the term skeleton or boilerplate is platform agnostic.
It is ju...