Reference

Browser Recommendations

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We recommend Google Chrome.

Serverside Language and Tool Versions

When you run tests in our web editor or you submit your answer, we evaluate your code with the below versions of languages and tools.
If you're seeing inconsistencies in the test results being run in your local environment and the results displayed on code-check.io, check to see if you are using the exact same dependency versions as our servers.

codecheck CLI

• codecheck v0.5.8

Languages

• NodeJS v6.9.1
• Ruby v2.3.1p112
• Python v2.7.11
• Python3 v3.5.1
• Java v1.8.0_111
• Scala v2.11.7
• Groovy v2.4.5
• Go v1.6.3
• PHP v5.6.27-2
• Haskell v7.6.3
• perl v5.18.2
• C/C++ v3.4
• C# v4.6.1

Tools

• Apache Maven v3.0.5
• sbt v0.13.9
• Gradle v2.7
• Composer v1.2.0
• nosetests v1.3.7
• mocha v3.1.2
• PHPUnit v5.6.2
• Bundler v1.13.6
• cabal cabal-install v1.22.9.0 using Cabal library v1.22.5.0
• prove TAP::Harness v3.26 and Perl v5.18.2
• rspec v3.4.4