The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists

rubyinside.com 26 Nov '12, 2pm

The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists

The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists By Peter Cooper / November 26, 2012 That code is legal Ruby! If you ran it, you'd see 8 . How? There's a tale to tell.. The String with the Golden Space I was on IRC in #nwrug enjoying festive cheer with fellow Northern Rubyists when ysr23 presented a curious problem. He was using a Twitter library that returned a tweet, "@twellyme film" , in a string called reply . The problem was that despite calling reply.split , the string refused to split on whitespace. Yet if he did "@twellyme film".split in IRB, that was fine. International man of mystery Will Jessop suggested checking $; (it's a special global variable that defines the default separator for String#split ). It was OK. In an attempt to look smarter than I am, I suggested reply.method(:split).source_location to see if the String class had been monkey-p...

Full article: http://www.rubyinside.com/the-split-is-not-enough-whitesp...

Tweets

@eduardohertz » 20 Dec '12, 12pm
Awesome! [link] #ruby
@ysolik » 19 Dec '12, 9pm
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] /via @RubyInside #funfactsforgeeks #ruby
@downtomylast » 04 Dec '12, 2pm
ruby/프로그래밍 이야기. [link]
@ibrahimm » 30 Nov '12, 11pm
Ruby variables/method names with spaces [link]
@carlosbrando » 30 Nov '12, 5pm
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] (via Instapaper)
@kyohsuke » 30 Nov '12, 6am
@s_yukikaze @tako774 さっき教えてもらったんだけど、これ非常にキモい。 [link] [link]
@vladzloteanu » 29 Nov '12, 1pm
Cool tricks with no-break space in #ruby (#unicode char 160) [link]
@coders_vzla » 28 Nov '12, 2pm
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] @rubyve
@michaelneale » 27 Nov '12, 10pm
RT @auxesis: "Go home whitespace, you're drunk" [link] @peterc's article on unicode chars as Ruby identifiers has left me feeling dirty
@auxesis » 27 Nov '12, 10pm
"Go home whitespace, you're drunk" [link] @peterc's article on unicode chars as Ruby identifiers has left me feeling dirty
@zladuric » 27 Nov '12, 8pm
Veeery interesting #Ruby brainfuck: [link]
@rkrdo89 » 27 Nov '12, 8pm
RT @JoshRobinson: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] #ruby #unicode #wtf
@marcoemrich » 27 Nov '12, 1pm
[link] This is real #evil #coding! Try this in your next #coderetreat - buhahaa thanx to @peterc
@Edgemaster » 27 Nov '12, 11am
Oh dear, Ruby interpreter, why? RT @poggs: Two types of whitespace? [link] #ruby
@poggs » 27 Nov '12, 10am
Two types of whitespace? [link] #ruby
@MurielSalvan » 27 Nov '12, 10am
Having fun with whitespaces in Ruby method and variable names. Don't do this at home! Whitespace Shenigans for Rubyists [link]
@robinkomiwes » 27 Nov '12, 9am
RT @_iRyusa: [link] :> *makes me smile* @robinkomiwes
@_iRyusa » 27 Nov '12, 8am
[link] :> *makes me smile* @robinkomiwes
@josephholsten » 27 Nov '12, 7am
RT @shazbotmusic: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link]
@ruflin » 27 Nov '12, 7am
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists - [link] @AVGP We should use this in job interviews ;-)
@johnbeynon » 27 Nov '12, 6am
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] via @prismatic
@fallenhitokiri » 27 Nov '12, 6am
“@johnbarton: Wow, this is some mean spirited ruby trickery [link]” some men want t see the world burn.
@RohitSharma9889 » 27 Nov '12, 6am
RT @RubyReflector: Top Ruby Article: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists: [link]
@Bashar3A » 27 Nov '12, 3am
Fairy tales in code “@railstutorial: Check out this awesome post by @peterc: [link]”
@rkrdo89 » 27 Nov '12, 3am
RT @railstutorial: Check out this awesome post by @peterc: [link]
@jr_plusplus » 27 Nov '12, 3am
Ha! How to screw with someone reading your ruby code: [link]
@datawench » 26 Nov '12, 10pm
RT @jonathanpenn: Awe, yeah. Try *this* in Objective C! [link] #rubymotion
@jonathanpenn » 26 Nov '12, 10pm
Awe, yeah. Try *this* in Objective C! [link] #rubymotion
@johnbarton » 26 Nov '12, 9pm
Wow, this is some mean spirited ruby trickery [link]
@RubyReflector » 26 Nov '12, 8pm
Top Ruby Article: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists: [link]
@semanticist » 26 Nov '12, 8pm
Clearly @peterc is sick in the head: [link]
@featureenvy » 26 Nov '12, 8pm
Unicodes non-breaking spaces and Ruby leads to hilarious results... [link]
@prezjordan » 26 Nov '12, 7pm
Brilliant post by @peterc on valid (!!) non-breaking whitespace in ruby syntax - [link]
@phollow » 26 Nov '12, 6pm
RT @nunotomas: [link] this should give you the right to kill someone and hunt him in hell!
@austinfrmboston » 26 Nov '12, 5pm
Arbitrary spaces in your var and method names. Good trick for #evilpairday from @peterc [link]
@peterc » 26 Nov '12, 4pm
In which I suggest doing evil stuff with whitespace in Ruby that could get you disciplined or booed off stage: [link]
@t_mce » 26 Nov '12, 4pm
Ha - ysr23 sure sounds like a numpty RT @ruby_news The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link]
@0ptiMiZa » 26 Nov '12, 3pm
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] #ruby #aliens #utf8
@peterc » 26 Nov '12, 3pm
RT @RubyInside: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists - [link]
@nunotomas » 26 Nov '12, 3pm
[link] this should give you the right to kill someone and hunt him in hell!
@xga » 26 Nov '12, 3pm
RT @sora_h: うける / “The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists” [link]
@sora_h » 26 Nov '12, 3pm
うける / “The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists” [link]
@paraqless » 26 Nov '12, 3pm
WTF: @ruby_news: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link]
@demmer12 » 26 Nov '12, 3pm
The Split is Not Enough: Unicode Whitespace Shenigans [sic] for Rubyists [link]
@jasonnoble » 26 Nov '12, 3pm
[link] Please don't use this in production code or the Ruby gods will come and haunt you in your sleep. @peterc
@seriouslyruby » 26 Nov '12, 2pm
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists: That code is legal Ruby! If yo... [link] #ruby #rails
@yorkxin » 26 Nov '12, 2pm
RT @ruby_news: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link]
@tomordonez » 26 Nov '12, 2pm
[code] The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link] #Nonsense #RubyTricks
@hiro_asari » 26 Nov '12, 2pm
RT @ruby_news: The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link]
@Picksor_waotd » 26 Nov '12, 2pm
The Split is Not Enough: Unicode Whitespace Shenigans for Rubyists [link]