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NPM Version Ranges - Quick Reference

Quick Reference Cheat Sheet

Symbol	Name	Update Level	Example	Matches	Won't Match
^	Caret	Minor + Patch	^1.2.3	1.2.3, 1.9.0	2.0.0
~	Tilde	Patch only	~1.2.3	1.2.3, 1.2.9	1.3.0
(none)	Exact	None	1.2.3	1.2.3 only	1.2.4
* or x	Wildcard	Everything	1.x	1.0.0, 1.9.9	2.0.0

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diskutil list
diskutil unmountDisk /dev/disk2
diskutil eraseDisk FAT32 SANDISK /dev/disk2

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Wargames: Java Vulnerabilities and Why You Should Care

Speaker: Gerrit Grunwald
Youtube video

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Intro

• Gerrit Grunwald is a developer advocate at Azul.
• Log4Shell vulnerability incident (Nov 24, 2021) is highlighted as a reminder of how significant and widespread security vulnerabilities can be.

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Brick-by-Brick: Exploring the Elements of Apache Kafka®

Speaker: Danica Fine
YouTube Link: Youtube

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Kafka Fundamentals

• Apache Kafka is a distributed event streaming platform that enables real-time data applications. It supports:
• Reactive, accurate, loosely coupled, and resilient systems.

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Jonatan Ivanov - Spring Boot observability expert

Relevant YouTube Content

Search Result Link:
Jonatan Ivanov on YouTube

To-Do:

• Watch: Micrometer and observability topic
• Take Notes: On how to effectively set up JVM performance tuning tools

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Troubleshooting, Monitoring, and Profiling with Java Flight Recorder, Mission Control, and Cryostat

Speaker: Jeremy Davis

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Tools for Profiling Java Applications

1. Mission Control
   • Available starting with Java 11.

• Provides powerful tools for monitoring and profiling Java applications.

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Building a Custom AI Chatbot with Spring Boot, React, and LangChain4j

Speaker: Marcus Hellberg

YouTube Link: Watch the video
GitHub Repository: java-ai-playground

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Key Concepts and Insights

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Java Conference (JConf) Workshop - Josh Long

Github repository - https://github.com/joshlong-attic/2024-bootiful-spring-workshop

Key Topics from Workshop

Tools and Development Environment

• IDE choices: IntelliJ, VSCode, Eclipse.
• Java: GraalVM (team working on it as part of Oracle).
• Key Resources:

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#!/usr/bin/env kotlin

@file:Repository("https://repo.maven.apache.org/maven2/")
@file:DependsOn("com.squareup.okhttp3:okhttp:4.12.0")

import okhttp3.OkHttpClient
import okhttp3.Request
import org.w3c.dom.Document
import org.xml.sax.InputSource
import java.io.StringReader

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#!/usr/bin/env kotlin

@file:Repository("https://repo.maven.apache.org/maven2/")
@file:DependsOn("com.squareup.okhttp3:okhttp:4.12.0")

import okhttp3.OkHttpClient
import okhttp3.Request

val client = OkHttpClient()
val request = Request.Builder().url("https://example.com").build();