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Create a matrix of scatterplots (pairs() equivalent) in ggplot2
...matrix:
library(ggplot2)
data(mtcars)
plotmatrix(mtcars[,1:3])
to me mpg (first column in mtcars) should not be a factor. I haven't checked it, but there's no reason why it should be one. However I get a scatter plot :)
Note: For future reference, the plotmatrix() function has been repla...
What's “requestCode” used for on PendingIntent?
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requestCode is used to retrieve the same pending intent instance later on (for cancelling, etc).
Yes, my guess is the alarms will override each other. I would keep the request codes unique.
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RSpec vs Cucumber (RSpec stories) [closed]
When should I use specs for Rails application and when Cucumber (former rspec-stories)? I know how both work and actively use specs, of course. But it still feels weird to use Cucumber. My current view on this, is that it's convenient to use Cucumber when you're implementing application for the clie...
jQuery UI datepicker change event not caught by KnockoutJS
I'm trying to use KnockoutJS with jQuery UI. I have an input element with a datepicker attached. I'm currently running knockout.debug.1.2.1.js and it seems that the change event is never being caught by Knockout. The element looks like this:
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Scatterplot with too many points
...=700K. The problem is that there is too much overlap, so that the plot becomes mostly a solid block of black. Is there any way of having a grayscale "cloud" where the darkness of the plot is a function of the number of points in an region? In other words, instead of showing individual points, I want...
Twitter Bootstrap alert message close and open again
I have a problem with alert messages. It is displayed normally, and I can close it when the user presses x (close), but when the user tries to display it again (for example, click on the button event) then it is not shown. (Moreover, if I print this alert message to console, it is equal to [] .) ...
Format of the initialization string does not conform to specification starting at index 0
I have an ASP.NET application which runs fine on my local development machine.
23 Answers
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Invoking a jQuery function after .each() has completed
...yThing();
});
});
Note that .each() itself is synchronous — the statement that follows the call to .each() will be executed only after the .each() call is complete. However, asynchronous operations started in the .each() iteration will of course continue on in their own way. That's the issue h...
How to link a folder with an existing Heroku app
...ls app on GitHub and deployed on Heroku. I'm trying to set up a new development machine and have cloned the project from my GitHub repository. However, I'm confused as to how to link this folder up to Heroku. Originally, I used the heroku create command, but obviously I don't want to do that this ...
Passing current scope to an AngularJS Service
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To let the controller know when something async happens, use Angular promises.
To provoke the $apply, you don't need the scope, you can call $rootScope.$apply, as there is no difference calling it in a specific scope or in the root.
Regarding the variable r...