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Emulate ggplot2 default color palette
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It is just equally spaced hues around the color wheel, starting from 15:
gg_color_hue <- function(n) {
hues = seq(15, 375, length = n + 1)
hcl(h = hues, l = 65, c = 100)[1:n]
}
For example:
n = 4
cols = gg_color_hue(n)
dev.new(width = 4, height = 4)
plot(1:n, pch = 16, cex = 2...
event.returnValue is deprecated. Please use the standard event.preventDefault() instead
...offer backward support for old-nasty-most-hated Internet Explorer starting from IE8 down to IE6 :/
One day that backward compatibility support will be dropped (for IE8/7/6 since IE9 deals with it), and you will no more see this warning (and other IEish bugs)..
It's a question of time (now IE8 has...
What does the JSLint error 'body of a for in should be wrapped in an if statement' mean?
...his field really belongs to the object itself or if it is simply inherited from the prototype chain and thus belongs to all the objects of that type.
for (o in listeners) {
if (listeners.hasOwnProperty(o)) {
console.log(o);
}
}
//prints:
// 0
// 1
// 2
Note, that although th...
Class method decorator with self arguments?
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A more concise example might be as follows:
#/usr/bin/env python3
from functools import wraps
def wrapper(method):
@wraps(method)
def _impl(self, *method_args, **method_kwargs):
method_output = method(self, *method_args, **method_kwargs)
return method_output + "!"
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How to configure Fiddler to listen to localhost?
...eblog.west-wind.com/posts/2008/Mar/14/Debugging-Http-or-Web-Services-Calls-from-ASPNET-with-Fiddler.
To be brief, the app.config change is:
<system.net>
<defaultProxy>
<proxy proxyaddress="http://127.0.0.1:8888" />
</defaultProxy>
</system.net>
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What is the minimum I have to do to create an RPM file?
...or your needs. There is an example here which shows how to package an app from source. FPM can produce both deb files and RPM files.
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How to increase scrollback buffer size in tmux?
...pane creation and cannot be changed for existing panes. The value is taken from the history-limit session option (the default value is 2000).
To create a pane with a different value you will need to set the appropriate history-limit option before creating the pane.
To establish a different default...
POST data with request module on Node.JS
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Aside from the errors in the json string, this one did the trick for me! Note that the "form" section has an object passed to it, so you could just define everything in there as an object to begin with and not do that prep work
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Changing navigation title programmatically
...s to the class itself. You need to refer to an instance of ViewController. From within a method on your class, such as viewDidLoad, you can do so using self. If you do not know the difference between a class and an instance, I highly recommend you learn what it is. This article will help.
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How to convert hex to rgb using Java?
...color to RGB code in Java? Mostly in Google, samples are on how to convert from RGB to hex.
17 Answers
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