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Marcin
Contribution
2Contributions
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4Tests completed
98Questions completed
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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

3 November 2025
One question per day to improve your general code knowledge!
Today :Introduction to RxJS #14/19
Back-end
RxJS
Introduction to RxJS
daily challenge
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Loïc ZHU290 points
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Xavier250 points
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Luc Terracher240 points
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Thibaut Fabre230 points
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Guilherme Miranda190 points
Last leaderboard calculation: on 3 Nov 2025 at 01:41:18