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Difference between local and global indexes in DynamoDB
... read performance :
(Local Index with Table read and write throughput of 100) or (Global index with read /write throughput of 50 along with table's read/write throughput of 50 ? )
I do not need separate partition key for my use case , so local index should be sufficient for the required functiona...
Smooth GPS data
...ance += TimeInc_milliseconds * Q_metres_per_second * Q_metres_per_second / 1000;
this.TimeStamp_milliseconds = TimeStamp_milliseconds;
// TO DO: USE VELOCITY INFORMATION HERE TO GET A BETTER ESTIMATE OF CURRENT POSITION
}
// Kalman gain matrix...
What is the difference between ui-bootstrap-tpls.min.js and ui-bootstrap.min.js?
.../localhost:8989/hello-world/js/vendor/angular-1.2.0-rc.3/angular.min.js:99:100)
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How do MySQL indexes work?
...que value and distribution across your range. 7 is the theoretical max for 100 values. Full discussion of how to calculate the number of steps here stackoverflow.com/questions/10571170/…
– Joshua
May 14 '15 at 15:44
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How do I declare a 2d array in C++ using new?
...nuous parts of memory. One row may be at address 1,000, another at address 100,000—you get the idea. This means that when you're traversing the matrix, you're leaping through memory like a wild person. This tends to result in cache misses that vastly slow down your processing time.
So, if you abs...
AES Encryption for an NSString on the iPhone
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+100
@owlstead, regarding your request for "a cryptographically secure variant of one of the given answers," please see RNCryptor. It was...
What is a Java ClassLoader?
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+100
Taken from this nice tutorial from Sun:
Motivation
Applications written in statically compiled programming languages, such as C an...
Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
... {
return createUnsafeBuffer(size);
}
}
????/lib/buffer.js#L98-L100 Node.js 9.4.0
function createUnsafeBuffer(size) {
return new FastBuffer(createUnsafeArrayBuffer(size));
}
What do you mean by a “memory pool?”
A memory pool is a fixed-size pre-allocated memory block for keeping s...
Shards and replicas in Elasticsearch
...rd of a document will have only a subset of the document. suppose you have 100 products and 5 shards, each shard will have 20 products. This sharding of data is what makes low latency search possible in elasticsearch. search is conducted parallel on multiple nodes. Results are aggregated and return...
Benefits of inline functions in C++?
...not like in the 1980< where memory was scarce and everything had to fit in 100KB of memory) what advantages do they really have today?
...