pjungwir

161 ms·

1261.
by pjungwir 14y ago
I'm also confused about the p-value. Also, I'd love for someone who really knows statistics to explain: how are tests like confidence interval and p-value meaningful when (1) your only two choices are Agree & Disagree? (2) when your wei
1262.
by pjungwir 14y ago
I've used `ls -ltr` for years, and just recently I wrote a recursive version with the help of my local LUG mailing list. Here is my favorite version (put into a script in ~/bin): find "$1" -printf '%TY-%Tm-%Td_%TH:%TM:%TS\t%p\n' | sor
1263.
by pjungwir 14y ago
The world could indeed use more people who can write like Martin Gardner.
1264.
by pjungwir 14y ago
Good trick! I'll try it the next chance I get. Still, it'd be nice to know I wouldn't have to resort to such measures.
1265.
by pjungwir 14y ago
Could you tell us how easy it is to erase after leaving a message up for a week? I've seen whiteboard alternatives that erase fine at first, but are impossible to erase if you don't get to it in a day or two.
1266.
by pjungwir 14y ago
I've used Coffeescript on a couple large Rails projects, and I'd rather stick with Javascript. I haven't encountered any terrible debugging hurdles, but it just seems like obfuscation. And unlike one of your other respondents, I love Sass a
1267.
by pjungwir 14y ago
`grep -r` works pretty well, too.
1268.
by pjungwir 14y ago
I've always understood that IN clauses are hard on query optimizers and should be re-written as correlated subqueries with EXISTS/NOT EXISTS, often for giant speedups. But I've met lots of developers who have never seen this pattern before
1269.
Novel casting process could transform how complex metal parts are made(phys.org)
1 points by pjungwir 14y ago|0 comments
1270.
by pjungwir 14y ago
When you compare Roman & Greek letters to Arabic, it's clear that the former were designed for carving, and the latter for writing. It's interesting that the carving letters wound up being more suitable for a printing press.
1271.
by pjungwir 14y ago
I mostly agree with Jeff here, although I do think it's good for people to learn more about technology and the Internet. But it's more helpful to learn things at a higher level than code. I recently gave a talk to some Wharton entrepreneurs
1272.
by pjungwir 15y ago
I've also done something similar on EC2, with two different load balancers both forwarding to the same instance, but to different ports. Of course then you could also just handle the SSL on the ELB level, but sometimes it's handy to pass it
1273.
Simple Chef-Solo Tutorial(illuminatedcomputing.com)
3 points by pjungwir 15y ago|0 comments