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Why do some C# lambda expressions compile to static methods?
...tion<string> withClosure = s => Console.WriteLine("My name is {0} and I am {1} years old", s, age);
Action<string> withoutClosure = s => Console.WriteLine("My name is {0}", s);
Console.WriteLine(withClosure.Method.IsStatic);
Console.WriteLine(withoutClosure.Method.IsStatic);
This...
Colors with unix command “watch”?
Some commands that I use display colors, but when I use them with watch the colors disappears:
6 Answers
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Set a persistent environment variable from cmd.exe
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Use the SETX command (note the 'x' suffix) to set variables that persist after the cmd window has been closed.
For example, to set an env var "foo" with value of "bar":
setx foo bar
Though it's worth reading the 'notes' that are displayed...
Differences between Intent and PendingIntent
I read through some articles and both seem to do the same thing and I was wondering what is the difference between starting the service like that:
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What does @hide mean in the Android source code?
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Android has two types of APIs that are not accessible via SDK.
The first one is located in package com.android.internal. The second API type is a collection of classes and methods that are marked with the @hide Javadoc attr...
Execute and get the output of a shell command in node.js
...ode.js, I'd like to find a way to obtain the output of a Unix terminal command. Is there any way to do this?
5 Answers
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Embed SVG in SVG?
I have an SVG document, and I would like to include an external svg image within it, i.e. something like:
6 Answers
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What is a MIME type?
I have been reading about how to build plug-ins and this "MIME type" keeps getting discussed in it. I have tried to look into it and know that it is Multipurpose Internet Mail Extensions (MIME) but no suitable explanation of how it relates to browser plug-ins, as in what I need to know about it for ...
Rails: Default sort order for a rails model?
...fault sorting to be done on.
Note: ASC is the code to use for Ascending and DESC is for descending (desc, NOT dsc !).
scope
Once you're used to that you can also use scope:
class Book < ActiveRecord::Base
scope :confirmed, :conditions => { :confirmed => true }
scope :published, ...
how to draw smooth curve through N points using javascript HTML5 canvas?
...nts), but for my purposes (a drawing application), it's good enough for me and visually you can't tell the difference. There is a solution to go through all the sample points, but it is much more complicated (see http://www.cartogrammar.com/blog/actionscript-curves-update/)
Here is the the drawing...