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Why does Math.round(0.49999999999999994) return 1?
In the following program you can see that each value slightly less than .5 is rounded down, except for 0.5 .
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What's the best way to get the last element of an array without deleting it?
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Difference between shadowing and overriding in C#?
What's difference between shadowing and overriding a method in C#?
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What is the use of Enumerable.Zip extension method in Linq?
What is the use of Enumerable.Zip extension method in Linq?
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Access parent DataContext from DataTemplate
I have a ListBox which binds to a child collection on a ViewModel. The listbox items are styled in a datatemplate based on a property on the parent ViewModel:
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Importing data from a JSON file into R
Is there a way to import data from a JSON file into R? More specifically, the file is an array of JSON objects with string fields, objects, and arrays. The RJSON Package isn't very clear on how to deal with this http://cran.r-project.org/web/packages/rjson/rjson.pdf .
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Event on a disabled input
Apparently a disabled <input> is not handled by any event
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Open Facebook page from Android app?
from my Android app, I would like to open a link to a Facebook profile in the official Facebook app (if the app is installed, of course). For iPhone, there exists the fb:// URL scheme, but trying the same thing on my Android device throws an ActivityNotFoundException .
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How to use gitignore command in git
I'm working first time on git. I have pushed my branch on github and it pushed all the library and documents into the github. Now what can I do and how can I use gitignore command to avoid the same mistake again.
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Maven command to list lifecycle phases along with bound goals?
I'm just learning Maven, and so this might be obvious, but I can't find an easy way to list the goals associated for each maven lifecycle phase for a given project.
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