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How to get first N elements of a list in C#?
...t.Take(5);
Or to slice:
var secondFiveItems = myList.Skip(5).Take(5);
And of course often it's convenient to get the first five items according to some kind of order:
var firstFiveArrivals = myList.OrderBy(i => i.ArrivalTime).Take(5);
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How to move one word left in the vi editor
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Use b to move back one word.
Use w to move forward one word.
And here is a cheat sheet that might be useful for you:
Source: Graphical vi-vim Cheat Sheet and Tutorial
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improv...
Color text in terminal applications in UNIX [duplicate]
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printf(KMAG "magenta\n"); is much cleaner and faster than using %s.
– user142019
Feb 26 '11 at 12:43
13
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Get final URL after curl is redirected
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curl's -w option and the sub variable url_effective is what you are
looking for.
Something like
curl -Ls -o /dev/null -w %{url_effective} http://google.com
More info
-L Follow redirects
-s Silent mode. Don't output anyth...
bundle install fails with SSL certificate verification error
...icate verification error
gem update --system
My answer is still correct and left below for reference if that ends up not working for you.
Honestly the best temporary solution is to
[...] use the non-ssl version of rubygems in your gemfile as a temporary workaround.
via user Ownatik
wha...
Jackson with JSON: Unrecognized field, not marked as ignorable
...nvert a certain JSON string to a Java object. I am using Jackson for JSON handling. I have no control over the input JSON (I read from a web service). This is my input JSON:
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What is a elegant way in Ruby to tell if a variable is a Hash or an Array?
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And, of course, you also leave out the brackets, so @som_var.is_a? Hash works too :)
– Gus Shortz
Mar 3 '13 at 3:51
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Reading a key from the Web.Config using ConfigurationManager
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Thanks for your answer, I tried as you recommended and still get the same result. I actually now get a NullReferenceException on the ToString()
– twal
Jan 4 '11 at 15:37
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android on Text Change Listener
I have a situation, where there are two fields. field1 and field2 . All I want
to do is empty field2 when field1 is changed and vice versa. So at the end only
one field has content on it.
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MVC3 DropDownListFor - a simple example?
...In order to get this to work I had to create an inner class that had an ID and a value property, then I had to use an IEnumerable<Contrib> to satisfy the DropDownListFor parameter requirements. Now, however, how is MVC FW supposed to map the value that is selected on this drop-down back ...