Hasan Çomak entrofi

🧭 Git Worktree Cheat Sheet

Purpose:
git worktree lets you check out multiple branches from the same repository at once, each in its own working directory, sharing the same object database (no extra clone needed).

🔧 Core Commands

Summary and Examples of Java 10 Developer Features

Local variable type inference

Tmux CheatSheet

Session Management

Tmux create session

tmux new -s session_name creates a new tmux session named session_name

Tmux attach session

tmux attach -t session_name attaches to an existing tmux session named session_name

	@Override
	public String greet(String name) {
	initReporter();
	Supplier<String> oldSupplier = () -> this.oldService.greet(name);
	Supplier<String> newSupplier = () -> this.newService.greet(name);
	String greetingMessage = null;
	try {
	greetingMessage = this.serviceExperiment.run(oldSupplier, newSupplier);
	} catch (Exception e) {
	LOGGER.error("Exception occurred while running the experiment", e);

	#!groovy
	import hudson.security.*
	import jenkins.model.*

	def instance = Jenkins.getInstance()
	def username = 'admin_groovy'

	def hudsonRealm = new HudsonPrivateSecurityRealm(false)
	hudsonRealm.createAccount(username,'123456')
	instance.setSecurityRealm(hudsonRealm)

	#!groovy

	import jenkins.model.*
	import hudson.util.*;
	import jenkins.install.*;

	def instance = Jenkins.getInstance()

	instance.setInstallState(InstallState.INITIAL_SETUP_COMPLETED)

	FROM mysql:8.0

	LABEL description="My Custom Mysql Docker Image"

	# Add a database
	ENV MYSQL_DATABASE CARDS

	#Check out docker entry point for further configuration :
	# https://github.com/docker-library/mysql
	COPY ./init-scripts/ /docker-entrypoint-initdb.d/

	@Entity
	public class Note {

	@Id
	@GeneratedValue(strategy = GenerationType.AUTO)
	private Long id;

	private String title;

	private String details;

	List<SomeComparableObject> objects = Arrays.asList( o1, o2, o3, ...);
	ojbects.sort((SomeComparableObject o1, SomeComparableObject o2) -> o1.compareTo(o2)); // or with method reference
	objects.sort(SomeComparableObject::compareTo);

	public class Loop {
	public static void main(String[] args) {
	int[][] tests = {{6, 5, 4, 3, 2, 1}, {1, 2},
	{1, 2, 3}, {1, 2, 3, 4}, {1}};
	int successCount = 0;
	try {
	int i = 0;
	while (true) {
	if (thirdElementIsThree(tests[i++]))
	successCount++;