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Jonathan Hartz
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Tests
5Tests completed
220Questions completed
or
Attended tests
PHP
42% questions validées
8 test sessionsLast activity : Dec 2, 2025
Symfony
16% questions validées
2 test sessionsLast activity : Nov 19, 2025
Next JS
27% questions validées
1 test sessionLast activity : Nov 19, 2025
Informations
Profession : Full stack developerFavorite technologies

Daily Challenge

7 August 2026
One question per day to improve your general code knowledge!
Today :Typescript - Overview #18/21
Front-end
Typescript
Typescript - Overview
daily challenge
Leaderboard
1.
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Xavier Cloarec160 points
2.
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Amaury Calleja160 points
3.
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Samuel160 points
4.
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Bastien PELLETIER-GARNIER140 points
5.
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Evan MULUMBA110 points
101.
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Jonathan Hartz (You)0 points
Last leaderboard calculation: on 7 Aug 2026 at 16:42:30