Namespaces are one of the primary components of linux containers. Namespaces provide isolation of shared resources: they give each application its own unique view of the system. Because of namespaces, each docker container to appears to have its own filesystem and network. Linux added namespace support gradually over many releases. Due to this gradual change, each type of namespace offers its own
A deep dive into a system that serves as the heart of many companies’ architecture Some of the monoliths who use Apache Kafka Kafka is a word that gets heard a lot nowadays… A lot of leading digital companies seem to use it as well. But what is it actually? Kafka was originally developed at LinkedIn in 2011 and has improved a lot since then. Nowadays it is a whole platform, allowing you to redunda
Too Long; Didn't ReadThis post will show you how to setup a <strong>Swarm Cluster</strong>, deploy a couple of microservices, and create a Reverse Proxy Service (with <a href="https://traefik.io/" target="_blank"><strong>Traefik</strong></a>) in charge of routing requests on their base URLs. This post will show you how to setup a Swarm Cluster, deploy a couple of microservices, and create a Revers
Too Long; Didn't Read Async/await is just syntax sugar built on top of promises. NodeJS supports it out of the box since version 7.6.6. It has been the single greatest addition to JS since 2017. Here are a bunch of reasons with examples why you should adopt it immediately and never look back. It makes asynchronous code look and behave a little more like synchronous code. The advantages add up quic
Too Long; Didn't ReadIn continuing with my recent posts about <a href="https://hackernoon.com/tagged/spritekit" target="_blank">SpriteKit</a>, I thought I’d go through another useful aspect of the <a href="https://hackernoon.com/tagged/framework" target="_blank">framework</a>: SpriteKit actions. A SpriteKit action, represented by the <code class="markup--code markup--p-code">SKAction</code> class,
Too Long; Didn't Read[EDIT: check out <a href="https://www.reddit.com/r/programming/comments/5xqgv8/usrbintime_not_the_command_you_think_you_know/" target="_blank">the awesome comments on reddit</a> that add to and correct a lot of the following] [EDIT: check out the awesome comments on reddit that add to and correct a lot of the following] Open up a terminal. Run ‘type time’. You’ll be told that
Too Long; Didn't ReadNew year has just started and with it new resolutions to accomplish. How about learning how to use WebAssembly and get a performance boost? New year has just started and with it new resolutions to accomplish. How about learning how to use WebAssembly and get a performance boost? This article continues a serie of articles that we are writing about performance, go and check “How
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