Jerry

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Linux sdiff Command Examples for Linux Newbies

In one of our earlier article, we have explained about 9 best file comparison and difference (Diff) tools for Linux systems. We listed a mixture of …

Linux

7 books you must read to be a real software developer

Congratulations on finishing your four-year computer science degree in two years with no actual practical software development experience or …

Programming

How to insert a key-value pair after a specified key in a JSON object using jq?

I have a JSON file like this<p>And I want to insert<p>Between "mainContainer_11007" and "orderWrap_10012" so the result I want should look like this:<p>All I …

JSON

Why the cost of cloud computing is dropping dramatically

<i>Posted Thursday, January 25, 2018 by Bill Supernor</i><p>You might read the headline statement that the cost of cloud computing is dropping and say “Well, …

Amazon MQ Broker Architecture

Amazon MQ brokers can be created as <i>single-instance brokers</i> or <i>active/standby brokers for high availability</i>. For both deployment modes, Amazon MQ …

Ten Things I Wish I’d Known About bash

Intro<p>Recently I wanted to deepen my understanding of bash by researching as much of it as possible. Because I felt bash is an often-used (and …

Linux

The best alternative board games

Can’t face another four-hour session of that battered 1960s Monopoly board or vowel-less old Scrabble set? Fear not: there’s never been a better time …

Board Games

Building Distributed Systems and Microservices in Go with NATS Streaming

A while ago, I have written a blog post Introducing NATS to Go Developers for using Apcera NATS as the messaging system for building distributed …

Software Development

The Beauty of the Go Programming Language

I recently started exploring Go for some of my side projects and was really struck by its beauty.<p>I realized how beautifully it made a balance between …

2 easy ways to get data from Unsplash.com in React

<i>unsplash.com/photos/k_T9Zj3SE8k</i><p>Since Unsplash.com released their API and I just love their content, I decided to write a short article on how to use …

JavaScript

Walmart Labs open sources its tool for bringing React Native to existing mobile apps

Walmart is placing a big bet on React Native. With Electrode, the company’s Walmart Labs division open sourced the React-based framework that powers Walmart.com’s frontend and today the same group is also launching Electrode Native, its tool for bringing React Native to existing native apps on iOS …

Software Engineering

Manage your fleet at scale using EC2 Systems Manager | Amazon Web Services

<i>This guest post was written by Michael Baker, who works as a DevOps Engineer for the Infrastructure Engineering team at Bulletproof</i><p>Introduction<p>The …

Allocation Efficiency in High-Performance Go Services

Memory management can be <i>tricky</i>, to say the least. However, after reading <i>the literature</i>, one might be led to believe that all the problems are solved: …

Local Development with Go, PostgreSQL and Elasticsearch in Docker

I tend to use Docker containers more and more over Vagrant boxes for my small (and not-so-small) projects or experiments. It’s not breaking news that …

I made: POS with React Native

This is part I of a series of posts I'll write explaining the progress of the development of a custom made POS app for Android using React Native.<p>My …

Software Engineering

Top 10 ES6 features by example

Though ES6 specification is not super-fresh, I think that many developers are still not so familiar with it. The main reason is probably poor support …

How to Monitor Linux Commands Executed by System Users in Real-time

Are you a Linux system administrator and want to monitor interactive activity of all system users (Linux commands they executes) in real-time. In …

Linux

30 interesting commands for the Linux shell

14 September 2017. Víctor López Ferrando.<br>This article can also be read in catalan.<p>These are 30 interesting commands and tips for the Linux shell that …

Linux

30 Useful ‘ps Command’ Examples for Linux Process Monitoring

ps (processes status) is a native Unix/Linux utility for viewing information concerning a selection of running processes on a system: it reads this …

Linux

Javascript ES6 — Exploring the New Built-In Methods

Amongst the new features released with the new ES6 standard in Javascript are a bounty of new built-in methods. These new methods aim to simplify and …

JavaScript

Storybook: 150% speed up React Components development

I heard the parts about <b>Storybook</b> from a lot of friends who is either working game or startup, spending about half of a day on doing the right …

How Scratch and Minecraft Developers Hope to Keep Kids Coding For Life

Coding curricula is sweeping into classrooms across the country, thanks to programs such as Code.org. According to the Education Commission of …

Computer Science

AWS launches turbocharged cloud virtual desktop

Amazon Web Services has launched a new cloud virtual desktop offering that provides users with a turbocharged machine they can access over the internet. The WorkSpaces Power bundle offers users four virtual CPUs, a whopping 16GiB of RAM (1GiB is roughly 1.074GB), and 275GB of total storage.<p>The …

Full Compilation of React Amsterdam 2017 talk videos for both tracks + bonus!

Here you will find a full compilation of React Amsterdam 2017 videos from both tracks: React and React Native, and an after movie . Covering topics …

What is event programming?

Communicating between components with events is one of the fundamental programming paradigms. One module publishes an event, and other modules …

JavaScript

Want to Create Your Own Apps? Apple Will Teach You How to Code--for Free | Inc.com

Maybe you have a cool app in mind that you would like to develop, but you don't know whom to hire to code it, much less have the money. No problem: For DIY types of people, Apple has released a free app development curriculum in the iBooks Store.<p>While the curriculum is designed for high school and …

Apps

Simple, yet powerful features of Kotlin

I read about Kotlin, the simple, yet powerful language which can be Java alternative years ago when Jetbrains released their initial versions of …

Android News

5 ways we improved our React Native app

A real world scenario of enhancing performances<p>These last few days, I had a chance to focus on improving the performances of the React Native app we …

JavaScript

Objective-C Basics for React

You found out that React is more than a Framework and you now can use your React skills to do stuff like VR and mobile development. So did your first …

JavaScript