TIL

Today I Learned

Borrow the idea from jbranchaud/til.

If it helps you, please Star this repository :)

---

Categories

• Cassandra
• Commands
• CSS
• Concurrency
• Docker
• Git
• Java
• Javascript
• Kotlin
• Logging
• Maven
• Mongo
• RabbitMQ
• Security
• SoapUI
• Spring
• Sublime text
• Ubuntu
• Webpack

---

Cassandra

• Null and tombstone

Commands

• rsync

  • Ending slash

CSS

• CSS tricks
• Fix border-radius ignored by image

Concucrrency

• False sharing

Docker

• Docker network

Git

• Delete untracked files and directories
• Multiple SSH keys for multiple Github accounts
• Rebase
• Three-way merging

Java

• Bit shift operator
• Generics
  • Bounded wildcard
• Map compute()
• Mock date time
• Silent install Oracle JDK 8 on Ubuntu
• Weak reference and string pooling
• Reading source
  • How does ThreadLocal store data to prevent memory leak when thread dies?

Javascript

• Babel

  • Undefined 'regeneratorRuntime'

• Language

  • Breaking promise chain conditionally

• Testing

  • Fake clock with Sinon
  • Mock dependency with Mockery

Kotlin

• Kotlin tips for Java developer
• Tail recursion

Logging

• Log4j 2

  • Custom pattern converter to output Spring properties
  • Pass ThreadContext to another thread
  • Use threshold filter to log to different file based on level
  • Reading source
    • Can AsyncLogger write log with values in ThreadContext of calling thread?

• Logstash

  • Multiline filter

Maven

• Java 8 settings

Mongo

• Mongo shell commands

RabbitMQ

• Persistency and durability

Security

• Simplest way to prevent cross site request forgery (CSRF) attack

• OAuth

  • Confused deputy attack on implicit grant flow

• OpenID Connect

  • OpenID Connect state and nonce

SoapUI

• Parse json response

Spring

• Spring boot

  • Customize json deserialization
  • Spring boot dependency version

Sublime text

• Change indentation setting

Ubuntu

Webpack

• Use html-webpack-plugin with webpack-dev-middleware

License

© 2017 Franz Wong

This repository is licensed under the MIT license. See LICENSE for details.