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Heh, I was considering writing a similar answer today. I suppose the cleanest way would be simply to have software support for the sandbox as it is right now, and then have a way of declaring a challenge ready which would "migrate" it to main. It would solve a lot of challenge quality problems if every challenge could only be posted to that before being sent to main after a few people have signed off on it. (If this was mandatory it would however also be necessary to separate challenges and non-challenge posts completely, because it doesn't make sense to post the latter to the sandbox.) — Martin Ender ♦Feb 19 at 13:27
I dunno about wireless earbuds in general. Headphones sure, but earbuds falling out is enough of a hassle even when they have a tether. I can't imagine how much of a pain it'll be when they come out and slam the ground repeatedly.
@NathanMerrill Huh, really? I hate them. Fine for when you're at a desk or something, but I can't use them at all jogging, or even walking half the time.
@NathanMerrill No, I don't think so. The only way I can see a mandatory sandbox happening is by making it part of the software. In that case, I'd assume that the format of the sandbox would also differ slightly from a normal SE question. In particular, the ambiguous up/downvote could be replaced with an explicit "I think this challenge is ready to go to main" vote, and a small number of those (2 or 3 say) could enable the author to migrate the challenge to main whenever they're ready.
@NathanMerrill I think if the sandbox was part of the software it would be more visible and people would likely check it more regularly to see what challenges are coming up. It could possibly even be integrated in the review queue.
@Fatalize Really? I think 5 hours is an amazing amount of live usage in something that tiny. An easy comparison is a Jawbone or Jabra, which are monaural and bulkier, and they are between 5-10 hours of talk time.
@mbomb007 Thanks! :) Funny that you took the effort to look them up in my profile. ;p (For anyone else wondering now: my Twisty Puzzles collection - the collection pictures are actually from a few months ago, I now have one more shelve, which is full again... Really need to make some new pictures, but still have a few puzzles scrambled after my scramble video in February.. Once and never again.. >.>) — Kevin Cruijssen1 min ago
Python, 54 bytes
def f(s,l={}):x=s.lower();r=x not in l;l[x]=1;return r
Test case is at ideone
This borrows this neat idea from @gowrath, but extends it by using the fact that when a function is defined with a default argument that is mutable, like a dictionary, it acts as a memoisation (th...
Do you write happy code?
code-golfasciistring
On multiple occasions I saw someone post an answer with code that contained happy/unhappy emoticons (can't find them anymore unfortunately..) Usually it's with MarioLANG, but I've also seen some other programming languages where people made comments...
Solve Grid-Tangram
code-golfimage-processing
This is just a rough outline under development, feel free to share thoughts!
The Tangram is a dissection puzze made from seven shapes: Five different sized triangles, a parallelogram and a square. Given a shape, the goal is recreating the shape usin...
irb(main):001:0> max
NameError: undefined local variable or method `max' for main:Object
from (irb):1
from C:/Ruby23/bin/irb:11:in `<main>'
irb(main):002:0> Math.max
NoMethodError: undefined method `max' for Math:Module
from (irb):2
from C:/Ruby23/bin/irb:11:in `<main>'
irb(main):003:0> maximum
NameError: undefined local variable or method `maximum' for main:Object
from (irb):3
from C:/Ruby23/bin/irb:11:in `<main>'
irb(main):004:0> abs
NameError: undefined local variable or method `abs' for main:Object
Output one random character for each character of source code (as illustrated below). The probability of each character is its frequency in the original source code. Thus the output will be fake source code resembling a quine.
Specification
Restrictions
Standard quine constrains apply. No em...
@El'endiaStarman Well, maybe :P The K'NEX computer would be wayyy slower. Though I'm confident an 8-bit adder-subtractor could fit in a 6x10x2 foot space and you don't need that much else for a risc processor
Jelly, 43 bytes
I hope I have interpreted all the rules correctly (I'm not quite sure what the "carry payload" thing is in meta or if it's even relevant to this challenge).
“8220;Ọ8221;ỌXµ437СḊ”ẋ2;8220Ọ;8221ỌXµ43СḊ
Test it out at TryItOnline
This constructs a string from which to choose ch...
@BetaDecay void h(){String[]a={"bananas","muffins","tables","curtains","people"};System.out.println((int)(Math.random()*30+7)+" "+a[(int)(Math.random()*5)]+" you won't BELIEVE are actually "+a[(int)(Math.random()*5)]+"!");}
Posting these to twitter is left as an exercise for the reader.
> 34 people you won't BELIEVE are actually curtains!