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SniperCode Sheva
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How to control cache of some js files ?

Hello, when I test the performances of my website I am having some errors like this :
cache.PNGWhat should I do ?
Web DevelopmentJavaScript

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Last Comment
gheist

8/22/2022 - Mon
SOLUTION
arnold

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ASKER CERTIFIED SOLUTION
Shalom Carmel

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gheist

You cannot control external resources. Facebook and Google are always fast to load.
Is the picture from gtmetrix.com ?
SniperCode Sheva

ASKER
Yes.
SOLUTION
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SniperCode Sheva

ASKER
Ah, thank you.
Is GtMetrix the best way to know the performance of a website or do you have another website which can help me more ?
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gheist

It points configuration issues just fine in easy to assess form. It is free compared to holding a machine across one ocean to meter user experience for one single site.