Networking
Response caching and memory cache
An image-heavy feed app keeps getting memory warnings. How should the response cache have been set up?
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Performance and debuggingShort answerAdvanced
A photo editing app gets frequent memory warnings and sometimes gets killed. In what orde…
#nscache #memory-warning
NetworkingMultiple choiceBasics
Select all the statements that correctly describe how NSCache differs from Dictionary.
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NetworkingMultiple choiceExpert
A server response came with Cache-Control: max-age=60 and ETag: "abc" and was stored in U…
#urlcache
NetworkingShort answerAdvanced
In a coding interview you're asked to build, in 30 minutes, an ImageManager that fetches …
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