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The magazine archive includes every article published in Communications of the ACM for over the past 50 years.
May 2019 (Vol. 62, No. 5)

April 2019 (Vol. 62, No. 4)

March 2019 (Vol. 62, No. 3)
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May 2019

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Achieving Digital Permanence
Net Neutrality: Unexpected Solution to Blockchain Scaling
Online Event Processing

The Limit of Blockchains: Infeasibility of a Smart Obama-Trump Contract
Countering the Negative Image of Women in Computing

Algorithmic Randomness

Technical Perspective: Compressing Matrices for Large-Scale Machine Learning
Compressed Linear Algebra for Declarative Large-Scale Machine Learning

Soundness and Completeness: With Precision

04.20.2019

The two key properties of program analysis are dual of each other.

Immigrants Help Solve the Looming STEM Worker Shortage

04.12.2019

Our economic vitality depends on them.

Blockchain Was the First, but Will Not Be the Last

04.11.2019

What is the outlook for Zero-Trust Decentralization, and should we expect other products aside from Blockchain?

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Most popular articles in the past 30 days based on views of full-text HTML and PDFs.

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Why Google Stores Billions of Lines of Code in a Single Repository

Python Is Now the Most Popular Introductory Teaching Language at Top U.S. Universities

Data Science Workflow: Overview and Challenges

Crossing the Software Education Chasm

The End of The American Network

Questioning Quantum

05.01.2019

Researchers hunt for ways to keep quantum computing honest.

Code Talkers

05.01.2019

Using voice input to write programs.

Deep Insecurities

05.01.2019

A more connected world sounds alluring, but without better protections …

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Video Highlights

05.01.2019

Compressed Linear Algebra for Declarative Large-Scale Machine Learning

General-purpose compression struggles to achieve both good compression ratios and fast decompression for blockwise uncompressed operations. Therefore, we introduce Compressed …