rubychan
/ gist:1149870
Created
August 16, 2011 19:06
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| ruby -wIlib bin/coderay bin/coderay -count | |
| 1337 |
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| ruby-1.8.7 > @foo = 42 | |
| => 42 | |
| ruby-1.8.7 > @foo | |
| => 42 | |
| ruby-1.8.7 > @foo = nil | |
| => nil | |
| ruby-1.8.7 > @foo | |
| => nil | |
| ruby-1.8.7 > remove_instance_variable :@foo | |
| => nil |
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| echo '(0..728).map{|i|(0..5).map{|j|("%06d"%i.to_s(3)*2)[j,6]}.min}.uniq' | ruby -e 'mate = (0...3**6).map { |i| "%06d" % i.to_s(3).to_i }.map { |s| (0..5).map { |j| s[j..-1] + s[0,j] }.min }.uniq; puts gets.chomp.each_byte.map { |b| mate[b] }.unshift(mate[128])' | |
| 122222 | |
| 002021 | |
| 002201 | |
| 002121 | |
| 002121 | |
| 010102 | |
| 002211 | |
| 010111 | |
| 002022 |
rubychan
/ gist:1020981
Created
June 11, 2011 21:34
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| rbx-2.0.0pre benchmark/search_bench.rb | |
| user system total real | |
| 1 0.000217 0.000040 0.000257 (110.951148) | |
| 2 0.000106 0.000050 0.000156 ( 84.890900) | |
| 4 0.000165 0.000100 0.000265 (434.183999) | |
| 8 0.000453 0.000276 0.000729 (440.761576) |
rubychan
/ gist:1020723
Created
June 11, 2011 16:25
Benchmarking Regexp multicore performance on Rubinius 2.0.0pre with removed onig_lock
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| rbx -v | |
| rubinius 2.0.0dev (1.8.7 03ecc4ad yyyy-mm-dd JI) [x86_64-apple-darwin10.7.4] | |
| with patch https://gist.github.com/1020720 | |
| String#gsub | |
| time rbx -e 's = "." * 16_000_000; n = 1; c = s.size / n; (0...n).map { |i| Thread.new { s[c * i, c].gsub(".", "-") }}.map(&:join)' | |
| real 0m33.407s | |
| user 0m33.437s | |
| sys 0m0.074s |
rubychan
/ gist:1020720
Created
June 11, 2011 16:20
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| diff --git a/vm/builtin/regexp.cpp b/vm/builtin/regexp.cpp | |
| index 32031b8..d510f5d 100644 | |
| --- a/vm/builtin/regexp.cpp | |
| +++ b/vm/builtin/regexp.cpp | |
| @@ -264,7 +264,7 @@ namespace rubinius { | |
| forced_encoding_ = true; | |
| } | |
| - thread::Mutex::LockGuard lg(state->shared.onig_lock()); | |
| + // thread::Mutex::LockGuard lg(state->shared.onig_lock()); |
rubychan
/ gist:1020620
Created
June 11, 2011 14:51
Benchmarking String/Regexp/StringScanner multicore performance on Rubinius 2.0.0pre
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| rbx -v | |
| rubinius 2.0.0dev (1.8.7 03ecc4ad yyyy-mm-dd JI) [x86_64-apple-darwin10.7.4] | |
| String#gsub | |
| time rbx -e 's = "." * 16_000_000; n = 1; c = s.size / n; (0...n).map { |i| Thread.new { s[c * i, c].gsub(/./, "-") }}.map(&:join)' | |
| real 0m32.890s | |
| user 0m32.896s | |
| sys 0m0.098s |
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| (built from rvm) | |
| > rbx-head run multi-slice | |
| rubinius 1.2.4dev (1.8.7 25a8922d yyyy-mm-dd JI) [x86_64-apple-darwin10.7.4] | |
| user system total real | |
| multi-slice: 4.837239 0.008982 4.846221 ( 9.869563) | |
| Multi-Threaded: 3.0 MB in 5.12s = 0.6 MB/s @ 18 threads | |
| Single-Threaded: 3.0 MB in 4.75s = 0.6 MB/s | |
| (built from rvm) | |
| > rbx-head-nhydra run multi-slice |
rubychan
/ gist:924024
Created
April 17, 2011 13:18
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| Benchmarking with CodeRay 0.9.7: | |
| real 0m4.007s | |
| user 0m3.933s | |
| sys 0m0.068s | |
| Benchmarking with latest CodeRay: | |
| real 0m2.090s | |
| user 0m2.056s |
rubychan
/ Workaround patch
Created
April 17, 2011 09:48
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| Index: lib/coderay/scanners/ruby/patterns.rb | |
| =================================================================== | |
| --- lib/coderay/scanners/ruby/patterns.rb (revision 706) | |
| +++ lib/coderay/scanners/ruby/patterns.rb (working copy) | |
| @@ -33,18 +33,7 @@ | |
| add(RESERVED_WORDS, :reserved). | |
| add(PREDEFINED_CONSTANTS, :pre_constant) | |
| - if /\w/u === '∑' | |
| - # MRI 1.8.6, 1.8.7 |
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