10.8.2 Greatest hits from previous weeks

10.8.2.1 How do I clear all user defined symbols?
10.8.2.2 Skip header lines on import
10.8.2.3 How to generate a random snowflake?
10.8.2.4 My Girlfriend is going to prison...Save her with Math
10.8.2.5 How can I draw the Olympic rings with Mathematica?
10.8.2.6 What are the most common pitfalls awaiting new users?
10.8.2.7 Where is Abbott? How to make logograms from the film "Arrival"?
10.8.2.1 How do I clear all user defined symbols?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=850

Is there some way to do this other than going to  Evaluation -> Quit kernel  and firing a new one up? 
[variable-definitions] [symbols] [faq] [clear] [persistence]
 
asked by niklasfi https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=82 Score of 110
answered by Artes https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=184 Score of 115
10.8.2.2 Skip header lines on import

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=50718

When importing a data file what are the comment symbols for Mathematica? 
That is, given a file like this 
 
 blabla 
bulbul 
 
1 2 6 54 7 ... 
.. 
 
 
what symbol do I have ... 
[import] [text]
 
asked by MaxJ https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=14687 Score of 21
answered by george2079 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=2079 Score of 18
10.8.2.3 How to generate a random snowflake?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=39361

'Tis the season... 
And it's about time I posed my first question on Mathematica Stack Exchange. 
So, here's an holiday quest for you Graphics (and P-Chem?) gurus. 
 
What is your best code for generating ... 
[graphics] [random] [simulation] [generative-art]
 
asked by Peltio https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=6745 Score of 152
answered by Silvia https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=17 Score of 189
10.8.2.4 My Girlfriend is going to prison...Save her with Math

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=135937

Salacious title, but true story. 
 
... 
[plotting] [interpolation] [modeling]
 
asked by Prisoners Dilema https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=46025 Score of 41
answered by bobthechemist https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=7167 Score of 24
10.8.2.5 How can I draw the Olympic rings with Mathematica?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=8885

How can I draw the 5 interlocking Olympic rings with Mathematica? 
(SVG version) 
Edit 
 
Hard choice, but some pretty cool answers here. I didn't have 3D answers in mind when I posted the question, but ... 
[graphics] [generative-art]
 
asked by Mike Honeychurch https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=77 Score of 47
answered by cormullion https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=61 Score of 23
10.8.2.6 What are the most common pitfalls awaiting new users?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=18393

As you may already know, Mathematica is a wonderful piece of software. 
However, it has a few characteristics that tend to confuse new (and sometimes not-so-new) users. That can be clearly seen from ... 
[programming] [core-language] [faq] [guidelines]
 
asked by Dr. belisarius https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=193 Score of 549
answered by Michael E2 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4999 Score of 322
10.8.2.7 Where is Abbott? How to make logograms from the film "Arrival"?

https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=137156

The film Arrival showed Wolfram Language code in action analysing alien logograms. A recent 
blog describes some details and 
mentions 
a live-coding video by Christopher Wolfam. See also Stephen Wolfram'... 
[graphics] [generative-art]
 
asked by KennyColnago https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=3246 Score of 20