Visual studio code is my go-to editor for programming. Due to its wide range of extensions and support from Microsoft this editor is widely adopted. Visual studio code is built on top of open source Monaco editor by Microsoft. This project receives around 14k stars in Github. Visual studio code offers a wide range of […]
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One of the important task which most of the developers ignores ( i used to ignore too ) is writing unit tests for your code. Unit test is not just a help to tester or quality assurance team but its the proof of quality of your code. In this tutorial i am going to cover
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In a real-world scenario, most of the time we have to deal with a huge number of data. So imagine a scenario where you have 1 million records in the database and your requirement is to show it on a web page using an API. You just can’t pick up all records and show it,
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Quick Summary: This tutorial helps you to record the screen in Ubuntu using Kazam screen recorder. You will learn about installing the Kazam screen recorder and how to use it in Ubuntu to record your screen. You will also learn about handy shortcuts to record your screen. Introduction I have been using Ubuntu for a
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Node.js is an open source, cross platform JavaScript runtime engine to develop server side applications. Node.js uses Google’s V8 engine to compile JavaScript code into native code. Node.js is based on non-blocking, event-driven architecture to help developers create robust and distributed applications. We have covered tons of useful tutorials covering Node.js. Click here to start
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We use Node.js to build web application backend and one of the use cases that comes often is a file upload feature. In this tutorial, we are going to learn and build an application that can let user upload multiple files using Node.js. LIVE DEMO DOWNLOAD Our application : I am going to develop same
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How many brokers should we have? What is the ideal ram size? Should we use RAID or SSD? We come across questions like this while configuring and deploying a Kafka cluster. In this article, we will cover in brief about the Kafka capacity estimation and planning. Please note that this is subjective advice and you
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So far, we have set up a Kafka cluster with an optimal configuration. It’s time to do performance testing before asking developers to start the testing. In order to do performance testing or benchmarking Kafka cluster, we need to consider the two aspects: Performance at Producer End Performance at Consumer End We need to do
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So far we have set up the Kafka cluster with multiple broker and multiple zookeepers. We need a way to see our configuration in a presentable manner. In this article, we are going to set up the Kafka management software to manage and overview our cluster. The software we are going to use is called
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In the previous article, we have set up the Zookeeper and Kafka cluster and we can produce and consume messages. In this article, we will do the authentication of Kafka and Zookeeper so if anyone wants to connect to our cluster must provide some sort of credential. We have 3 Virtual machines running on Amazon
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