[JAVA] [Programming News] Qiita Summary Article July 21, 2019 Vol.7

I have compiled an article about Qiita that I was interested in yesterday, July 21, 2019 (Sun). Yesterday's summary article is here.

A summary article of Weekly from Monday, July 15, 2019 to Saturday, July 20, 2019 is also available at here.

Java

• Tips -To create a Zip file while grouping database search results in Java
• Performance -Java Performance Chapter 4 How the JIT Compiler Works -Java Performance Chapter 3 Java Performance Toolbox --Data analysis -[Introduction to Clustering Part 1] Let's implement the basic k-means method of data classification in Java-About the concept of coordinates-

Python

• Tips -Uncle, I want to create a script in Python -Add built-in function "Megante" to Python
• Tools -Python code that notifies you when there is a product you are looking for in Yahoo! Shopping
• Django -[Note] How to install and start Django

Rails

• Beginner -Building Docker environment for Rails tutorial for Mac ... Until the "Yay, you're on Rails!" Screen is displayed -[For beginners] How to add custom fonts to Rails application - Summary of stumbling points in the Ruby on Rails tutorial -About REST that supports Rails
• Tips -Implement review function in Ruby on Rails --How to apply Uikit design to Rails environment -Even beginners can do it! Deploy Rails app with Cloud Run [Rails / GCP]

JavaScript

• Tips -Achieve something like browsing with Webview
• ESLint
  • ESLint v6.1.0

TypeScript

• Tips -Simple Hot Reloading with Electron + React + TypeScript

jQuery

• Beginner -Preparation before writing jQuery

Node.js

• Tips -Deploy React client that works with EC2 Node server to S3

Vue.js

• Beginner -I tried to make the foundation of SPA with Vue -Hit an external API with Vue.js [Beginner Vue.js]
• Tips -Collect event logs with a combination of Sentry and Vue -Vue-codemirror is useful when using codemirror with Vue and Nuxt

Nuxt.js

• Tips -Component when you want to change only the level of the heading element although it looks the same in Nuxt.js

React

• Tips -CSS Animation in React Transition Group -Try hitting the Django Rest API from the React app

Android

• Databinding -Try using Data Binding
• Camera API -Shoot in manual mode using Android's Camera2 API

Laravel

• Beginner -[Mac] Laravel environment construction procedure (memo)](https://qiita.com/YutakaYamasaki/items/96ab3f20a71d6c825b5d) -Memo for building Laravel environment with Vagrant + VirtualBox
• Tips -[Laravel] Set Auto Increment for the second and subsequent keys in InnoDB by migration

Visual Studio

• Beginner -Visual Studio setting memo
• Tips -Put a transcendentally convenient Remote Development in Visual Studio Code

Go language

• Beginner -GO language: Let's summarize the points that stumbled in a very rudimentary place. -Latest Go installation
• Tips -Reflex was convenient for hot reloading of go --[Use Firebase Storage from Golang](Use Firebase Storage from Golang)

Scala

• Beginner -Scala Primer Note that you should avoid general syntax such as _match and for

MySQL

• Beginner -[MySQL] I want to graduate from beginners using the index

Azure

• Azure AD B2C -Azure AD B2C from the basics

Oracle Cloud

• Tips -[Oracle Cloud] Connecting to ATP from Apache Tomcat on CentOS

AWS

• AWS Lambda -URL shortening service with API Gateway + Lambda
• AWS Athena -Note that analyzed the items that you set the CloudTrail log using AWS Athena
• Network -AWS Network Construction

Docker

• Beginner -Meaning of port option (-p 8080: 8080) and -d option in Docker run ~ Command explanation for beginners ~ -First Docker for Mac
• Tips -Build a Linux + Docker + PHPStorm development environment on Chromebook (ARM64) -To run JavaFX on Docker

Git

• Tips -Note on how to clone the GitHub repository to Google Drive

Raspberry

• Tips -Automatically launch Python files on Raspberry Pi

Develop

• front end -What to learn to become a state-of-the-art front-end developer for 2019

Arduino

• Apps -Postbox IoT Ver.2

Google Apps Script

• Tips -Slack notification of spreadsheet information via GAS

Blockchain

• Apps -[For beginners] Implement Blockchain with Golang

infrastructure

--Monitoring -I read the introductory monitoring and thought about "monitoring" again and illustrated it

Security

• SSL -[Until the SSL certificate is created (https://qiita.com/yukimaru/items/3b92dd1adfb9c024a1de)

Vim

• Tips -Execute a specific command on lines that exist / do not exist in vim (: v,: g)

PowerShell

• Tips -About PowerShell Delay-Binding

RPA

• Beginner -A trap that anyone can easily create RPA

Julia

• Tips -Tips for calling Julia language from other languages (Part 2: Call shared library)

Qualification

• Azure -I got Azure certification AZ-203 --AWS Certified Solutions Architect -[English Important] AWS Certified Solutions Architect in 64.5 Hours --How to Get Professional
• Associate Cloud Engineer -A story about a non-engineer passing the Google Cloud certification "Associate Cloud Engineer"

Job change

--Interview -What was asked in the interview (for those who aim to become an engineer from inexperienced)

update information

• Kotlin --Introduction to Kotlin -Chapter 1 First Kotlin Application -Chapter 2 Kotlin Grammar [New]

• Java

  • Java 10 -[Java] Things to note about Java 10 extended type inference

• IDE

  • IntelliJ IDEA -[Development environment] Integrated development environment (IDE) in local environment: IntelliJ IDEA installation procedure -[Development environment] Integrated development environment (IDE) Japanese localization and customization of IntelliJ IDEA -[Development environment] [IntelliJ IDEA] Use LiveEdit to dynamically reflect HTML / CSS.