What’s Your MIXXX?

My Mixxx transforms my computer into a complete DJ system for free, and bobs my head. With Mixxx you’re able to mix, scratch, program, and work with different effects for recording. There is even the option to perform live and record mixes on the go. With Mixxx you can feel like a real DJ because …

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NoiseTrade

I’ve become obsessed with NoiseTrade. This website has such a great database of music and books to choose from; everything is free but they sincerely suggest you donate a tip because “a little generosity goes a long way.” The site leads users to artists based on the sound of artists they choose or search for. …

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Bad Seed

Let me set the festering minds of everyone who arrived at this website hoping to read up on supernatural horror flicks or prurient tales of some wayfaring maiden at rest immediately. This blog is about seeds, as in those little niblet things that grow into plants once they have been safely ensconced in soil and …

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Edit and Create For Free with Pixlr

Photoshop is amazing, but the cost is a bummer. However, there are many other free online photo editors you can use. For instance, Pixlr Editor is a free online image editor. Pixlr offers three application services for their users: Pixlr Editor, Pixlr Express and Pixlr-o-matic, and all three are free. Use this program to create images …

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Beautiful and Free Vintage Posters

Beautiful and Free Vintage Posters by Casey Miles | Posted April 5th, 2014 I’m a sucker for vintage poster design, particularly old circus posters. Freevintageposters.com offers a collection of posters you’re welcome to download and print. The categories include something for just about everyone, for example: Advertising, Travel, Food Drink, Movies Theater, Circus Magic, Art …

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4 Free, Online Photo Editors

GIMP GIMP is an open-source, image-editing tool that allows users to customize additional features and abilities into their software. It’s a free, downloadable application (from their website) that focuses on photo enhancement and digital retouching. This program works on various operating systems and supports numerous file formats. PicMonkey  PicMonkey is a photo-editing tool that focuses …

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Modeling an On/Off Span

I may be ruining a perfectly good homework problem by posting this. :-) Occasionally someone needs to incorporate in an integer programming model the notion of something changing state for a predefined span of time. The typical characterization I’ve seen is as follows: we have a sequence of binary variables xi∈{0,1},i∈{1,…,N} that indicate the state …

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Measuring Wealth Inequality

  Recent increases in wealth inequality mainly due to top 0.01%, not top 1%? See this article (The Atlantic) and also here. The method used to obtain these results is not without uncertainties. From these slides by Saez and Zucman. (Using flows to estimate accumulations.) We develop a new technique to estimate the distribution of …

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References for Writers

This tumblr blog is an excellent resource for everything writing related. With specific writing advice and a plethora of informational sites, they provide a list of links to resources such as writing websites and blogs, various dictionaries and thesauruses, grammar hacks, technical writing reads and much much more. Under the Websites & Online References tab …

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The Definition of “Open”

Before I climb up on my soapbox, I probably should make a couple of disclaimers to put what follows in perspective. I am a heavy user of open source software, and in particular of products from the Mozilla Project. My primary email client is Thunderbird. My first web browser was Netscape Navigator (which predates the …

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Implications of cosmological tensor modes

New paper! What can we conclude about high energy physics from the BICEP2 observations of a cosmological tensor mode background? See earlier post Patterns on the Sky. Does the BICEP2 Observation of Cosmological Tensor Modes Imply an Era of Nearly Planckian Energy Densities?  (arXiv:1404.0745) Chiu Man Ho, Stephen D. H. Hsu BICEP2 observations, interpreted most …

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Codecademy

Codecademy is an excellent resource for learning new programming languages and coding techniques. They provide lessons and exercises for everything from basic HTML and CSS to JavaScript, PHP, jQuery, Ruby, Python and so much more. They even have projects for you to accomplish by utilizing programming languages to create and style various web features. They …

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Subtle Patterns & Transparent Textures

Patterns and textures are fantastic ways to add a little depth to any project, but they can become overwhelming. From this problem comes a simple solution: subtlepatterns.com. It’s exactly what it sounds like, and with a library 377 patterns strong (and growing) there’s sure to be something to your taste. Plus, the website is absurdly …

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Free Fonts You Can Actually Use

Free fonts are awesome, but it’s so easy to end up with a computer full of fonts you’ve only used once. To avoid this trap, it’s preferable to stick to high quality, versatile font families with full character sets and multiple weights. With this in mind, check out the free fonts below, handpicked with an …

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On Time and Space

The long-term evolution experiment (LTEE) began in 1988, and the E. coli populations are approaching 60,000 generations.  That’s a long time for an experiment, and I hope it continues for much, much longer. But when I give talks about the LTEE, I also try to remind people that 26 years is only a drop in …

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Choosing Our Future

Well the verbal battle for the vision of our future has been launched with the media focusing on two visions – President Obama’s and the House Republican’s (Ryan Budget) through their budget proposals. As is usually the case, a third approach from the Congressional Progressive Caucus’s, remains ignored. Well for the most part it does. …

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Use Reddit to Get Free Stuff

Companies and individuals offer to give out freebies online every day, but it can be pretty impossible to be at the right place at the right time. Luckily, you can find a lot of this free stuff using reddit. The site is organized into “subreddits” which serve as categorization for particular communities. The larger reddit …

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Pain’s Preparation

The most successful people typically have their greatest impact where they have experienced the most personal pain. In The Pursuit of Happyness, Chris Gardner (portrayed by Will Smith) struggles with homelessness for nearly a year while trying to raise his toddler-aged son on meager wages before eventually creating his own brokerage firm and becoming a self-made …

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Books Without the Burden

Books are expensive; textbooks are outrageously expensive. And heavy. So even if you’re a die-hard print lover, this list of free books available online can ease your burden (both financially and physically). The first and most obvious is the heavy hitter: Project Gutenberg. Project Gutenberg runs off of donations and impressively manages to provide over 42,000 …

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Announcing khmer 1.0

The khmer team is pleased to announce the release of khmer version 1.0. khmer is our software for working efficiently with fixed length DNA words, or k-mers, for research and work in computational biology. Links: khmer documentation PyPI link Announcement ChangeLog Citation handle khmer v1.0 is the culmination of about 9 months of development work …

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Imagination Library

80% of preschool and after-school programs serving low-income populations have no age-appropriate books for their children (Source). These same children often go without age-appropriate books available at home as well. This can set them up at a disadvantage from their very first moments in the education system. Dolly Parton is out to change that. Imagination Library is …

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