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Build vs new in Rails 3
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209
You're misreading the docs slightly. some_firm.client.new is creating a new Client object from...
The Ruby %r{ } expression
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260
%r{} is equivalent to the /.../ notation, but allows you to have '/' in your regexp without ha...
What does curly brackets in the `var { … } = …` statements do?
...r with Python, it's similar to this syntax:
>>> a, (b, c) = (1, (2, 3))
>>> a, b, c
(1, 2, 3)
The first code chunk is shorthand for:
var {Hotkey: Hotkey} = require("sdk/hotkeys");
// Or
var Hotkey = require("sdk/hotkeys").Hotkey;
You can rewrite the second code chunk as:
let...
How to use Active Support core extensions
...load bigger chunks. If you want everything in one big gulp use...
For 1.9.2:
rvm 1.9.2
irb -f
irb(main):001:0> require 'active_support/all'
=> true
irb(main):002:0> 1.week.ago
=> 2010-11-14 17:56:16 -0700
irb(main):003:0>
For 1.8.7:
rvm 1.8.7
irb -f
irb(main):001:0> require '...
Remove 'a' from legend when using aesthetics and geom_text
...nd = FALSE)
The argument show_guide changed name to show.legend in ggplot2 2.0.0 (see release news).
Pre-ggplot2 2.0.0:
With show_guide = FALSE like so...
ggplot( data=iris, aes(x=Sepal.Length, y=Sepal.Width , colour = Species , shape = Species, label = Species ) , size=20 ) +
geom_point()+
...
Easiest way to upgrade eclipse 3.7 to 4.2 (Juno)
So since Eclipse juno is based on 4.2 instead of 3.7, what is the easiest way to upgrade to it, short of installing a separate copy of juno and re-installing all my existing plugins from 3.7 into it?
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Sharing src/test classes between modules in a multi-module maven project
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2 Answers
2
Active
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jQuery show for 5 seconds then hide
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answered Aug 7 '10 at 1:22
Nick Craver♦Nick Craver
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Javadoc: package.html or package-info.java
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271
package-info.java: "This file is new in JDK 5.0, and is preferred over package.html."—javado...