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freeCodeCamp/curriculum/challenges/chinese/08-data-analysis-with-python/numpy/what-is-numpy.md

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fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
---
id: 5e9a0a8e09c5df3cc3600ed2
challengeType: 11
videoId: 5Nwfs5Ej85Q
feat(curriculum): restore seed + solution to Chinese (#40683) * feat(tools): add seed/solution restore script * chore(curriculum): remove empty sections' markers * chore(curriculum): add seed + solution to Chinese * chore: remove old formatter * fix: update getChallenges parse translated challenges separately, without reference to the source * chore(curriculum): add dashedName to English * chore(curriculum): add dashedName to Chinese * refactor: remove unused challenge property 'name' * fix: relax dashedName requirement * fix: stray tag Remove stray `pre` tag from challenge file. Signed-off-by: nhcarrigan <nhcarrigan@gmail.com> Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2021-01-13 02:31:00 +00:00
dashedName: what-is-numpy
fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
---
chore(learn): Applied MDX format to Chinese curriculum files (#40462)
2020-12-16 07:37:30 +00:00
# --question--
fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
chore(learn): Applied MDX format to Chinese curriculum files (#40462)
2020-12-16 07:37:30 +00:00
## --text--
fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
chore(learn): Applied MDX format to Chinese curriculum files (#40462)
2020-12-16 07:37:30 +00:00
Why are Numpy arrays faster than regular Python lists?
fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
chore(learn): Applied MDX format to Chinese curriculum files (#40462)
2020-12-16 07:37:30 +00:00
## --answers--
fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
chore(learn): Applied MDX format to Chinese curriculum files (#40462)
2020-12-16 07:37:30 +00:00
Numpy does not perform type checking while iterating through objects.
fix: QA/Infosec update and python to chinese
2020-08-13 10:00:20 +00:00
chore(learn): Applied MDX format to Chinese curriculum files (#40462)
2020-12-16 07:37:30 +00:00
---
Numpy uses fixed types.
---
Numpy uses contiguous memory.
---
All of the above.
## --video-solution--
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