bit shift - Need some help in java Bit operations? -
i have byte array as: 00sssmmm
i want retrieve sss , mmm values int values.
can me in implementing in java ?
thanks.
i think mean
int x = ... int m = x & 0b111; int s = (x >> 3) & 0b111; aws api gateway - SerializationException in posting new Records via Dynamodb Proxy Service in API -
i getting "__type": "com.amazon.coral.service#serializationexception" as reply in postman & in test console in api gateway trying post record directly dynamodb using api proxy services.. referring aws article - https://aws.amazon.com/blogs/compute/using-amazon-api-gateway-as-a-proxy-for-dynamodb/ here's mapping { "tablename": "tablenamegoeshere", "item": { "id" : "$context.requestid" "eventname" : "$input.path('$.eventname')", "timestamp" : $input.path('$.timestamp'), "answers": "$util.parsejson($input.path('$.answers'))" } } update: did asked ... , worked if try add array of json objects gives me above same error - here's trying now. please - couldnt find on google well #set($inputroot = $input.path('$')) { "tablename": "answer", "item": {
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