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Set default CRAN mirror permanent in R

...a CRAN mirror # local({r <- getOption("repos") # r["CRAN"] <- "http://my.local.cran" # options(repos=r)}) So remove the comment marks and change "http://my.local.cran" to the correct website, e.g.: local({r <- getOption("repos") r["CRAN"] <- "http://cran.r-project.o...
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Good examples of MVVM Template

... to easily try out different patterns that suit you. The prism release: http://www.codeplex.com/CompositeWPF It includes a pretty decent example app (the stock trader) along with a lot of smaller examples and how to's. At the very least it's a good demonstration of several common sub-patterns pe...
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How can I convert an image into Base64 string using JavaScript?

...u can choose from: 1. Approach: FileReader Load the image as blob via XMLHttpRequest and use the FileReader API to convert it to a dataURL: function toDataURL(url, callback) { var xhr = new XMLHttpRequest(); xhr.onload = function() { var reader = new FileReader(); reader.onloa...
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Input with display:block is not a block, why not?

...ing and/or borders. <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html;charset=utf-8"> <title>Cross-browser CSS box-sizing:border-box</title...
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How to delete or add column in SQLITE?

... actually wrote about it on my blog, you can see more explanations there: http://udinic.wordpress.com/2012/05/09/sqlite-drop-column-support/ share | improve this answer | fo...
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How to get jQuery dropdown value onchange event

...option value="">Go to page...</option> <option value="http://css-tricks.com/">CSS-Tricks</option> <option value="http://digwp.com/">Digging Into WordPress</option> <option value="http://quotesondesign.com/">Quotes on Design</option...
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How to implement the activity stream in a social network

...tailed explanation of what I am talking about, see Redis' Twitter example: http://redis.io/topics/twitter-clone Update February 2011 I've got 50 million active activities at the moment and I haven't changed anything. One nice thing about doing something similar to this is that it uses compact, smal...
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How can I set a website image that will show as preview on Facebook?

... Graph XML namespace extension to your HTML declaration <html xmlns="http://www.w3.org/1999/xhtml" xmlns:fb="http://ogp.me/ns/fb#"> 2. Inside your <head></head> use the following meta tag to define the image you want to use <meta property="og:image" content="fully_qu...
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How can I take more control in ASP.NET?

..." %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > <head runat="server"> <title>Jon Skeet's Form Page</title> </head> <body> ...
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Set Page title using UI-Router

... } }; } ]); And: <title update-title></title> Demo: http://run.plnkr.co/8tqvzlCw62Tl7t4j/#/home Code: http://plnkr.co/edit/XO6RyBPURQFPodoFdYgX?p=preview Even with $stateChangeSuccess the $timeout has been needed for the history to be correct, at least when I've tested mysel...