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How do I uniquely identify computers visiting my web site?

...level of accuracy: https://panopticlick.eff.org/static/browser-uniqueness.pdf We investigate the degree to which modern web browsers are subject to “device fingerprinting” via the version and configuration information that they will transmit to websites upon request. We ...
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Workflow for statistical analysis and report writing

... @Simone here it is: files.meetup.com/1685538/Rmeetup_Workflow_fullscreen.pdf – David LeBauer May 28 '13 at 1:16  |  show 6 more comments ...
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Why should I use document based database instead of relational database?

...ore paper documents, e.g. by scanning office mail. The data is the scanned PDF and you have some meta data which always exists (scanned at, scanned by, type of document) and lots of possible metadata fields which exists sometime (customer number, supplier number, order number, keep on file until, OC...
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How to perform better document version control on Excel files and SQL schema files

... [diff "xls"] binary = true textconv = /usr/bin/py_xls2txt [diff "pdf"] binary = true textconv = /usr/bin/pdf2txt [diff "doc"] binary = true textconv = /usr/bin/catdoc [diff "docx"] binary = true textconv = /usr/bin/docx2txt The Pro Git book has a good chapter on t...
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No visible cause for “Unexpected token ILLEGAL”

...so could be happening if you're copying code from another document (like a PDF) into your console and trying to run it. I was trying to run some example code out of a Javascript book I'm reading and was surprised it didn't run in the console. Apparently, copying from the PDF introduces some unexpe...
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What is a correct mime type for docx, pptx etc?

...wf": "application/x-shockwave-flash", "fxp": "application/vnd.adobe.fxp", "pdf": "application/pdf", "ppd": "application/vnd.cups-ppd", "dir": "application/x-director", "xdp": "application/vnd.adobe.xdp+xml", "xfdf": "application/vnd.adobe.xfdf", "aac": "audio/x-aac", "ahead": "application/vnd.ahead....
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Getting started with Haskell

...second this. Also, since it's not obvious, here's a link to a downloadable pdf version of the tutorial: learnyouahaskell.com/learnyouahaskell.pdf The webdesign is great, but I like to have a copy for the subway too. – Telemachus Jun 18 '09 at 13:25 ...
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Programmatically creating Markdown tables in R with KnitR

... Yes, nope. Will work with Markdown-->HTML but not with Markdown-->PDF, Markdown-->DOCX ... The question is about using Markdown in general not only for the purpose of creating HTML files with it -- might have been your intention, but is not written down there. – pet...
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Does JSON syntax allow duplicate keys in an object?

... specification: ecma-international.org/publications/files/ECMA-ST/ECMA-404.pdf What it says on json.org is not relevant. – Timothy Shields Feb 17 '14 at 16:05 ...
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What's the status of multicore programming in Haskell?

...el Haskell Google published their experience report on the use of Haskell (PDF) Intel announced the Concurrent Collections for Haskell library, including scalability numbers -- scaling results for 32 and 48 cores Sun/Oracle bought us a machine and funded work on improving parallel performance. Recen...