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Home>Users>Marcin
Marcin
Contribution
2Contributions
160Contributions played
Tests
4Tests completed
98Questions completed
or
Attended tests
Javascript
13% questions validées
2 test sessionsLast activity : Aug 12, 2024
Next JS
65% questions validées
1 test sessionLast activity : Aug 12, 2024
React
35% questions validées
1 test sessionLast activity : Aug 12, 2024
Informations
Profession : Front-end developerFavorite technologies

Daily Challenge

11 July 2025
One question per day to improve your general code knowledge!
Today :Ruby on Rails #14/15
Back-end
Rails
Ruby on Rails
daily challenge
Leaderboard
20points
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Michael410 points
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Aurélien Lebray300 points
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Thomas Cochard265 points
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koceila240 points
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Armel Evelyn JONDO NGAMGA240 points
Last leaderboard calculation: on 12 Jul 2025 at 00:41:48