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Select random lines from a file
In a Bash script, I want to pick out N random lines from input file and output to another file.
4 Answers
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How can I add items to an empty set in python
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edited Jul 7 '13 at 10:28
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Static function variables in Swift
I'm trying to figure out how to declare a static variable scoped only locally to a function in Swift.
4 Answers
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Passing an enum value as command parameter from XAML
I want to pass an enum value as command parameter in WPF, using something like this:
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PHP foreach loop key value
I am running this DB call to get me multi-dimensional array
I am trying to get the keys of each but when I try it comes up blank or as array.
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How to read a single char from the console in Java (as the user types it)?
Is there an easy way to read a single char from the console as the user is typing it in Java? Is it possible? I've tried with these methods but they all wait for the user to press enter key:
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Difference between addSubview and insertSubview in UIView class
What is the difference between addSubview and insertSubView methods when a view is added programmatically?
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Linq with group by having count
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Like this:
from c in db.Company
group c by c.Name into grp
where grp.Count() > 1
select grp.Key
Or, using the method syntax:
Company
.GroupBy(c => c.Name)
.Where(grp => grp.Count() > 1)
.Select(grp => grp.Key)...
How can I control the width of a label tag?
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answered May 12 '10 at 16:05
Josh StodolaJos...
When to use os.name, sys.platform, or platform.system?
As far as I know, Python has 3 ways of finding out what operating system is running on:
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