Chaitanya

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43 free career-advancing courses you can take (and actually finish) this summer

Yes, summer is the perfect time to relax and recharge. But, it's also the perfect time to pick up a few new skills. Put that relaxed brain (and work …

OpenCourseware

4 Things You Didn’t Know About M.C. Escher

A new exhibition sheds light on an artist who, despite producing some of the most popular images in modern art, remains an enigma.<p>Even if you don’t know much about the man, you know M.C. Escher’s work. References to his mind-bending imagery can be spotted in films like <i>Interstellar</i> and <i>Harry Potter</i> …

Art

Here's how to send super-secure messages like Edward Snowden

There are ways, however, to use the internet and insane mathematics in your favor to ensure that no one can see whatever it is that you're sending to someone else.<p>It's called PGP, which stands for "pretty good privacy," and it's a way to encrypt your messages. Encryption, at its most basic form, is …

Information Systems

How to Face Your Fears and Conquer Your Anxiety Forever

As a psychotherapist, anxiety disorders -- especially phobias -- are my favorite problem to treat. When people step into my office with a debilitating fear, I know a little hard work and a willingness to step outside their comfort zone can help them conquer their anxiety.<p>Anxiety disorders are very …

Mental Health

Spark Or Hadoop -- Which Is The Best Big Data Framework?

One question I get asked a lot by my clients is: Should we go for Hadoop or Spark as our big data framework? Spark has overtaken Hadoop as the most active open source Big Data project. While they are not directly comparable products, they both have many of the same uses.<p>To shed some light onto the …

Big Data

The 5 A's That Make Up The Anatomy Of A Great First Date

Dating is such a double-edged sword. Some of us love it and some of us hate it.<p>I have friends who are serial daters, and I have friends who date so …

Relationships

9 Puzzle Websites to Sharpen Your Programming Skills - I am programmer

<b>Solving programming puzzles</b> is a fun way to develop your logical and problem solving abilities. Also, when you’re familiarizing yourself with a new …

Test Your HTML, CSS & JavaScript Skills Online

Many of us designers think we know programming, however there is only one true way to check: by testing. When you test yourself, you will know just …

Five Keys To A Happy Marriage, According To Science

Much like the fountain of youth and the Holy Grail, discovering the secret to a happy marriage is a hugely elusive task. Lionel Richie tells us that …

Ask HN: What are some of the best written programming books?

I recently read Russ Olsen's Eloquent Ruby and I loved it.<p>It is incredibly readable; the code and the stories mixing amazingly with real world …

Audio Mixing

Russia's abandoned space shuttles at the Baikonur Cosmodrome, in pictures