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Get current value of a setting in Vim
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answered Jan 16 '10 at 17:28
JaredParJaredPar
648k133133 gold badges11601160 silver badges13951395 bronze badges
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Ruby on Rails patterns - decorator vs presenter
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104
A decorator is more of a "let's add some functionality to this entity". A presenter is more of ...
Gradient of n colors ranging from color 1 and color 2
...friend here:
colfunc <- colorRampPalette(c("black", "white"))
colfunc(10)
# [1] "#000000" "#1C1C1C" "#383838" "#555555" "#717171" "#8D8D8D" "#AAAAAA"
# [8] "#C6C6C6" "#E2E2E2" "#FFFFFF"
And just to show it works:
plot(rep(1,10),col=colfunc(10),pch=19,cex=3)
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How to view revision history for Mercurial file?
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hg log file
hg diff -r 10 -r 20 file
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Git: Pull from other remote
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answered Feb 13 '10 at 10:46
Igor ZevakaIgor Zevaka
67.1k2626 gold badges104104 silver badges124124 bronze badges
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What exactly is Arel in Rails 3.0?
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What exactly is Arel in Rails 3.0?
It's an object model for an algebra of relational query operators.
I understand that it is a replacement for ActiveRecord
No, it isn't. It's a replacement for hand-crafting SQL queries in strings. It is a common query l...
What are the relationships between Any, AnyVal, AnyRef, Object and how do they map when used in Java
...red a primitive in Java is descendant from AnyVal in Scala. Until Scala 2.10.0, AnyVal was sealed, and programmers were unable to extend it. It should be interesting to see what will happen with Scala on .Net, since interoperability alone calls for Scala to at least recognize user-defined "primitive...
RabbitMQ message size and types
...nt to read up on their performance measures:
http://www.rabbitmq.com/blog/2012/04/17/rabbitmq-performance-measurements-part-1/
http://www.rabbitmq.com/blog/2012/04/25/rabbitmq-performance-measurements-part-2/
Queues are pretty light weight, you will most likely be limited by the number of connection...
Fast ceiling of an integer division in C / C++
...erested in a method of returning the ceiling instead. For example, ceil(10/5)=2 and ceil(11/5)=3 .
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Difference between python3 and python3m executables
... systems. While the two files have different inode numbers on my Ubuntu 13.04 system (thus are different files), a comp.lang.python post from two years ago shows that they once were hardlinked.
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