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Home>Users>François Koessler
François Koessler
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Tests
2Tests completed
40Questions completed
or
Attended tests
Ruby
12% questions validées
1 test sessionLast activity : Dec 2, 2025
Rails
37% questions validées
1 test sessionLast activity : Dec 2, 2025
Informations
Profession : Back-end developerFavorite technologies

Daily Challenge

26 December 2025
One question per day to improve your general code knowledge!
Today :Symfony 3 #5/22
Back-end
Symfony
Symfony 3
daily challenge
Leaderboard
30points
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1
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1.
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Andy260 points
2.
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Victor GRANDIN220 points
3.
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Bastien210 points
4.
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Mathieu Massaviol210 points
5.
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Céleste160 points
29.
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François Koessler (You)30 points
Last leaderboard calculation: on 27 Dec 2025 at 01:41:19