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Firefox OS/MappedArrayBuffer: Difference between revisions
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== Q & A == | == Q & A == | ||
* '''How to make the file uncompressed and aligned in packaged app?''' | * '''How to make the file uncompressed and aligned in packaged app?''' | ||
: For keyboard app, put the file |metadata.json| in gaia/apps/keyboard to indicate the file to be memory-mapped, below is an example | : For keyboard app, put the file |metadata.json| in gaia/apps/keyboard to indicate the file to be memory-mapped, below is an example. | ||
{ | { | ||
"external": false, | "external": false, | ||
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1451390 Stored 1451390 0% 1970-01-01 08:00 3d22f787 js/imes/latin/dictionaries/en_us.dict | 1451390 Stored 1451390 0% 1970-01-01 08:00 3d22f787 js/imes/latin/dictionaries/en_us.dict | ||
4541832 Stored 4541832 0% 1970-01-01 08:00 426a7f8e js/imes/jszhuyin/data/database.data | 4541832 Stored 4541832 0% 1970-01-01 08:00 426a7f8e js/imes/jszhuyin/data/database.data | ||
: For more information, please see https://bugzilla.mozilla.org/show_bug.cgi?id=957497 | |||
* '''How to know if the array buffer is memory-mapped in an XHR response?''' | * '''How to know if the array buffer is memory-mapped in an XHR response?''' | ||
: The Content-Type header is "application/mem-mapped" | : The Content-Type header is "application/mem-mapped" in such response. | ||
* '''How to check memory usage?''' | * '''How to check memory usage?''' | ||