RStudio RStudio™ is a new integrated development environment (IDE) for R. RStudio combines an intuitive user interface with powerful coding tools to help you get the most out of R. (tags: software opensource javascript web r rstudio) blueimp/jQuery-File-Upload – GitHub jQuery File Upload Plugin (tags: software opensource javascript jquery fileupload multipleuploads)

Shaded Relief Archive This website offers an archive of scanned manual shaded relief for use by digital mapmakers. Much of the relief art found here is georeferenced and customized to fit modern drainage vectors. All shaded relief data are free and useable for commercial and other purposes. (tags: content maps shadedrelief)

CSS: Innovative Techniques and Practical Solutions – Smashing Magazine (tags: contentn css3)