Facebook now uses technology to help detect instances of cyberbullying before it gets out of hand. I heard this report on CNN last week, and the Facebook spokesman described their detection techniques as "background technology that I can't really talk about." We don't know for certain what techniques Facebook employs
In a previous post, I discussed how to use the LOC function to eliminate loops over observations. Dale McLerran chimed in to remind me that another way to improve efficiency is to use subscript reduction operators. I ended my previous post by issuing a challenge: can you write an efficient
It's like I was saying earlier: when used for good, statistics can inform your sound decisions and opinions. But stats can be used to mislead, as well. LifeHacker.com offers some basic guidance on this subject. And what if you already have the numbers you want to share, but you want
