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Fueled by Kafka, Stream Processing Poised for Growth

Once a niche technique used only by the largest organizations, stream processing is emerging as legitimate technique for dealing with massive amounts …

Stripe to End Bitcoin Support in April | Investopedia

Stripe, the San Francisco, California-based company that helps thousands of businesses do financial transactions online, will soon stop accepting …

Stripe Announces Its Is Ending Support For Bitcoin

Stripe is the latest company to end support for Bitcoin. Stripe is a mobile payments company and they have said that the reason they are ending …

Ripple Wants XRP to Be Bitcoin for Banks. If Only the Banks Wanted It

Every day, companies and consumers around the world send more than $76 billion in payments through a vast network of banks. Without the flow of …

The human factor in consensus on blockchain systems

Distributed consensus finding between untrusted nodes is the key ingredient in blockchain systems. Whether mining “proof-of-work” or minting …

Electricity consumption of Bitcoin: a market-based and technical analysis

I drew a chart juxtaposing the Bitcoin hash rate with the market availability of mining ASICs and their energy efficiency. Using <b>pessimistic</b> and</b> …

Decentralization in Bitcoin and Ethereum

[3]<p>Concomittantly, Bitcoin Core has adopted a narrative that it is a Store of Value, in effect making it explicit that the token is not a …

Ten years in, nobody has come up with a use for blockchain

(Sequel here: <i>Blockchain is not only crappy technology but a bad vision for the future.</i>)<p><i>Everyone says the blockchain, the technology underpinning</i> …

Blockchain

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NGINX vs. Apache: Our View of a Decade-Old Question

The Apache HTTP server and NGINX are the two most popular open source web servers powering the Internet today. When Igor Sysoev began working on …

ØMQ - The Guide - ØMQ - The Guide

<b>By Pieter Hintjens, CEO of iMatix</b><p>Please use the issue tracker for all comments and errata. This version covers the latest stable release of ZeroMQ …

ActiveMQ or RabbitMQ or ZeroMQ or

We'd be interested to hear any experiences with the pros and cons of ActiveMQ vs RabbitMQ vs ZeroMQ. Information about any other interesting message …

Leslie Brown comments on What the heck are you actually using NoSQL for?

Great article! I am working on an executive overview that I need to present to my manager, can anybody point me to some other high-level discussions …

Frequency Trails: Introduction

<i>Disk I/O latency frequency trails</i><p>Frequency trails are a simple and intuitive visualization of the distribution of sampled data. I developed them to …

Latency Heat Maps

<i>Disk I/O Latency Heat Map</i><p>Response time – or latency – is crucial to understand in detail, but many common presentations of this metric hide important …

Visual Guide to NoSQL Systems

There are so many NoSQL systems these days that it's hard to get a quick overview of the major trade-offs involved when evaluating relational and …

Introduction to Redis – Redis

*Introduction to Redis<p>Redis is an open source (BSD licensed), in-memory <b>data structure store</b>, used as a database, cache and message broker. It …

Memcached Cloud

Feature / Function<p>Memcached Cloud<p>ElastiCache<p>Memcachier<p>Storage engine<p>Inter-zone bucket replication + instant failover without human …

Why Redis beats Memcached for caching

Memcached or Redis? It’s a question that nearly always arises in any discussion about squeezing more performance out of a modern, database-driven web …

The End of the General Purpose Operating System

As interesting chat on Twitter today reminded me that not everyone is probably aware that we're seeing a concerted attempt to dislodge the general …

Memory Flame Graphs

Memory Leak (and Growth) Flame Graphs<p><i>Memory Flame Graph</i><p>Your application memory usage is steadily growing, and you are racing against time to fix it. …

Blazing Performance with Flame Graphs

Flamegraph: What you need to know to get started

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Flame Graphs

<i>CPU Flame Graph</i><p>Flame graphs are a visualization of profiled software, allowing the most frequent code-paths to be identified quickly and accurately. …

MasterCard Users Can Manage their Accounts from Facebook Messenger Soon

MasterCard has embraced Facebook’s chatbot platform, as users will be able to control their accounts by logging onto Facebook Messenger soon.<p>The bot …

Microsoft releases open source toolkit used to build human-level speech recognition

Microsoft wants to put machine learning everywhere.<p>Last week, Microsoft announced a speech recognition breakthrough: a transcription system that can …