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Faster remainders when the divisor is a constant: beating compilers and libdivide

Daniel Lemire

The division by a power of two ( / (2 N )) can be implemented as a right shift if we are working with unsigned integers, which compiles to single instruction: that is possible because the underlying hardware uses a base 2. Thus if 2 N / d has been precomputed, you can compute the division n/d as a multiplication and a shift.

C++ 279
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SKP's Java/Java EE Gotchas: Clash of the Titans, C++ vs. Java!

DZone

This begins not only in designing the algorithm or coming out with efficient and robust architecture but right onto the choice of programming language. There were languages I briefly read about, including other performance comparisons on the internet. These include Python, PHP, Perl, and Ruby.

Java 214
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Introducing SVT-AV1: a scalable open-source AV1 framework

The Netflix TechBlog

264/AVC, currently, the most ubiquitous video compression standard supported by modern devices, often in hardware. This makes it possible for SVT-AV1 to decrease encoding time while still maintaining compression efficiency. Screenshot of the AreWeCompressedYet codec comparison page. The success was repeated by H.264/AVC,

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Distributed Algorithms in NoSQL Databases

Highly Scalable

These developments gradually highlight a system of relevant database building blocks with proven practical efficiency. A database should accommodate itself to different data distributions, cluster topologies and hardware configurations. It can be considered as a kind of targeted anti-entropy.

Database 213
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Achieving 100Gbps intrusion prevention on a single server

The Morning Paper

Improving the efficiency with which we can coordinate work across a collection of units (see the Universal Scalability Law ). The baseline for comparison is Snort 3.0 , “the most powerful IPS in the world” according to the Snort website. FPGAs are chosen because they are both energy efficient and available on SmartNICs).

Servers 128
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Infinitely scalable machine learning with Amazon SageMaker

All Things Distributed

Amazon SageMaker training supports powerful container management mechanisms that include spinning up large numbers of containers on different hardware with fast networking and access to the underlying hardware, such as GPUs. This can all be done without touching a single line of code.

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Total Cost of Ownership and the Return on Agility - All Things.

All Things Distributed

An apples to apples comparison of the costs associated with running various usage patterns on-premises and with AWS requires more than a simple comparison of hardware expense versus always-on utility pricing for compute and storage. Massive economies of scale and efficiency improvements allow AWS to continually lower prices.

AWS 99