background preloader

OpenStudy – Make the World Your Study Group

OpenStudy – Make the World Your Study Group

11 Unusual Household Uses For Food Items That Will Save You Money photo: charles chan * The next time you find yourself in need of a household product like stain remover, shower cleaner or ant deterrent, check the pantry before heading to the store. You might just find what you need, in the form of a common kitchen ingredient. From a green perspective, going the DIY route eliminates some of the harsh chemicals in your home, reducing your family’s exposure to them. Post your own tips below, and try these household uses for common foods: Baking soda * Jan Patterson of Cotati, Calif., uses it to remove “stubborn sticky stuff of any kind” from furniture and other household items. * Add vinegar, and the mixture works well as a drain cleaner, says Leslie Reichert, a.k.a. * “Use it as your first treatment when you spill fruit juice or wine,” says lifestyle consultant Joshua Duvauchelle. * Mix with vinegar, and the resulting paste is powerful enough to clean grout, says Maureen Smithe of “Homemade Mothering.” Bananas Beer Cayenne Pepper Cinnamon Honey Ketchup Lemons Tea

Tupper's self-referential formula Tupper's self-referential formula is a self-referential formula defined by Jeff Tupper that, when graphed in two dimensions, can visually reproduce the formula itself. It is used in various math and computer science courses as an exercise in graphing formulae. The formula was first published in his 2001 SIGGRAPH paper that discusses methods related to the GrafEq formula-graphing program he developed. where denotes the floor function and mod is the modulo operation. Let k equal the following 543-digit integer: If one graphs the set of points (x, y) in and satisfying the inequality given above, the resulting graph looks like this (note that the axes in this plot have been reversed, otherwise the picture comes out upside-down): The formula itself is a general purpose method of decoding a bitmap stored in the constant k, so it could actually be used to draw any other image. , the formula tiles a vertical swath of the plane with a pattern that contains all possible 17-pixel-tall bitmaps.

Have Fun Teaching The Faculty Project Teach yourself to program We are entering the summer, the perfect time to improve yourself, you could go running or swimming, you could learn a new foreign language or perhaps you could learn to program. Self-learning is not as hard as it sounds, and it’s much easier than self-learning Spanish or French. There are really wonderful sources to start learning these new languages, understanding the concept behind programming and giving it a try with some interesting problems. Basic Programming Via XKCD To learn a new programming language, it’s much easier if you already know the concepts because you can start learning the new structures in no time. Programming Concepts : This is a brief tutorial for new programmers from the City University of New York. Learning a Language Whether you already know some programming languages or you are moving forward, you should choose a language to work with. Learning HTML Via Cyanide and Happiness HTML is quite a simple language that doesn't use variables or operations. Learning Python

100 Websites You Should Know and Use Entertainment Meet David Peterson, who developed Dothraki for Game of Thrones There are seven different words in Dothraki for striking another person with a sword. Culture My Year of TED: How 54 talks changed a life By Kylie Dunn What do you get when you cross a 39-year-old perfectionist with 54 TED Talks and far more honesty than any person probably needs to experience? Entertainment Meet David Peterson, who developed Dothraki for Game of Thrones There are seven different words in Dothraki for striking another person with a sword. Culture My Year of TED: How 54 talks changed a life By Kylie Dunn What do you get when you cross a 39-year-old perfectionist with 54 TED Talks and far more honesty than any person probably needs to experience?

Download Graphic Images from the Hillis/Bull Lab Return to "Download Files" Page You are welcome to download the following graphic image of the Tree of Life for non-commercial, educational purposes: Tree of Life (~3,000 species, based on rRNA sequences) (pdf, 368 KB) (see Science, 2003, 300:1692-1697) This file can be printed as a wall poster. Printing at least 54" wide is recommended. Tree of Life tattoo, courtesy of Clare D'Alberto, who is working on her Ph.D. in biology at the University of Melbourne. The organisms depicted in this tattoo are (starting at 4 o'clock and going around clockwise): (1) a cyanobacterium (Anabaena); (2) a radiolarian (Acantharea); (3) a dinoflagellate (Ceratium); (4) an angiosperm (Spider Orchid); (5) a couple species of fungi (Penicillium and a yeast); (6) a ctenophore (comb jelly); (7) a mollusc (nudibranch); (8) an echinoderm (brittle star); and (9) a vertebrate (Weedy Sea Dragon). Here is another great Tree of Life tattoo! Cover of Molecular Systmatics, 2nd ed

VUVOX - slideshows, photo, video and music sharing, Myspace codes Telescopio | Descubriendo Estrellas 10 Awesome Online Classes You Can Take For Free Cool, but you need iTunes for nearly everything, and that gets an 'F.' Are there really no other places to get these lessons? I was sure there are some on Academic Earth. Flagged 1. 7 of them are available via YouTube. 2. iTunes is free. 1. 2. Don't worry, we're looking out for you! While I have no personal beef with iTunes, I know that many people share your sentiments — so I actually made a concerted effort to include relevant youtube links when possible. 10 Search Engines to Explore the Invisible Web Not everything on the web will show up in a list of search results on Google or Bing; there are lots of places that their web crawlers cannot access. To explore the invisible web, you need to use specialist search engines. Here are our top 12 services to perform a deep internet search. What Is the Invisible Web? Before we begin, let's establish what does the term "invisible web" refer to? Simply, it's a catch-all term for online content that will not appear in search results or web directories. There are no official data available, but most experts agree that the invisible web is several times larger than the visible web. The content on the invisible web can be roughly divided into the deep web and the dark web. The Deep Web The deep web made up of content that typically needs some form of accreditation to access. If you have the correct details, you can access the content through a regular web browser. The Dark Web The dark web is a sub-section of the deep web. 1. 2. 3. 4. 5. 6. 7. 8. 9. 10.

Related:  SchoolartisticuniversityLearningToolsforumseducationEducationSocial networks for educatorsResourcesFree EducationTools & TechniquesInstytut AreteJérémie - Marc -PCUCEducationE-learningWeb Toolsformation collaborativelearningITToolboxlinaziagakiSchool worklearningrinkajgoyalInterestingSourcesBusiness