René's URL Explorer Experiment

Title: History for singleton - wncoder/java-design-patterns · GitHub

Open Graph Title: History for singleton - wncoder/java-design-patterns

X Title: History for singleton - wncoder/java-design-patterns

Description: Design patterns implemented in Java. Contribute to wncoder/java-design-patterns development by creating an account on GitHub.

Open Graph Description: Design patterns implemented in Java. Contribute to wncoder/java-design-patterns development by creating an account on GitHub.

X Description: Design patterns implemented in Java. Contribute to wncoder/java-design-patterns development by creating an account on GitHub.

Opengraph URL: https://github.com/wncoder/java-design-patterns

X: @github

direct link

Domain: github.com

route-pattern	/:user_id/:repository/commits(/*name)
route-controller	commits
route-action	show
fetch-nonce	v2:843582d1-3e0f-98c3-07c1-7a6a77ea4736
current-catalog-service-hash	f3abb0cc802f3d7b95fc8762b94bdcb13bf39634c40c357301c4aa1d67a256fb
request-id	9E1C:C8AE2:49A224B:6755983:6A4F8275
html-safe-nonce	0b5e65b671c263556c2c8d9f03ee7d229937f9fb19c6cab53c627b1b83d26183
visitor-payload	eyJyZWZlcnJlciI6IiIsInJlcXVlc3RfaWQiOiI5RTFDOkM4QUUyOjQ5QTIyNEI6Njc1NTk4Mzo2QTRGODI3NSIsInZpc2l0b3JfaWQiOiIzNTcxODM4OTYxNDE5NTE4NTgxIiwicmVnaW9uX2VkZ2UiOiJpYWQiLCJyZWdpb25fcmVuZGVyIjoiaWFkIn0=
visitor-hmac	802348db4fd6575f5bb62f9d92e1c1025459b93c1c867d59ba4c1f9ca03a41e2
hovercard-subject-tag	repository:138721826
github-keyboard-shortcuts	repository,commit-list,copilot
google-site-verification	Apib7-x98H0j5cPqHWwSMm6dNU4GmODRoqxLiDzdx9I
octolytics-url	https://collector.github.com/github/collect
analytics-location	///commits/show
fb:app_id	1401488693436528
apple-itunes-app	app-id=1477376905, app-argument=https://github.com/wncoder/java-design-patterns/commits/java9/singleton
twitter:image	https://opengraph.githubassets.com/a0eddd493b3d33e0c978d01819848310ba2ea76031162239795d7fc5750944a7/wncoder/java-design-patterns
twitter:card	summary_large_image
og:image	https://opengraph.githubassets.com/a0eddd493b3d33e0c978d01819848310ba2ea76031162239795d7fc5750944a7/wncoder/java-design-patterns
og:image:alt	Design patterns implemented in Java. Contribute to wncoder/java-design-patterns development by creating an account on GitHub.
og:image:width	1200
og:image:height	600
og:site_name	GitHub
og:type	object
hostname	github.com
expected-hostname	github.com
None	b92d11c0aa4a77d54ef4af1078b6a15fb5a70a215b30c4ecf28889d5a8e656d9
turbo-cache-control	no-cache
go-import	github.com/wncoder/java-design-patterns git https://github.com/wncoder/java-design-patterns.git
octolytics-dimension-user_id	2458268
octolytics-dimension-user_login	wncoder
octolytics-dimension-repository_id	138721826
octolytics-dimension-repository_nwo	wncoder/java-design-patterns
octolytics-dimension-repository_public	true
octolytics-dimension-repository_is_fork	true
octolytics-dimension-repository_parent_id	22790488
octolytics-dimension-repository_parent_nwo	iluwatar/java-design-patterns
octolytics-dimension-repository_network_root_id	22790488
octolytics-dimension-repository_network_root_nwo	iluwatar/java-design-patterns
turbo-body-classes	logged-out env-production page-responsive
disable-turbo	false
browser-stats-url	https://api.github.com/_private/browser/stats
browser-errors-url	https://api.github.com/_private/browser/errors
release	4b249b445842943ed31549e027f57a8ade9881ed
ui-target	full
theme-color	#1e2327
color-scheme	light dark

Links:

Skip to content	https://github.com/wncoder/java-design-patterns/commits/java9/singleton#start-of-content
	https://github.com/
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fwncoder%2Fjava-design-patterns%2Fcommits%2Fjava9%2Fsingleton
GitHub CopilotWrite better code with AI	https://github.com/features/copilot
GitHub Copilot appDirect agents from issue to merge	https://github.com/features/ai/github-app
MCP RegistryNewIntegrate external tools	https://github.com/mcp
ActionsAutomate any workflow	https://github.com/features/actions
CodespacesInstant dev environments	https://github.com/features/codespaces
IssuesPlan and track work	https://github.com/features/issues
Code ReviewManage code changes	https://github.com/features/code-review
GitHub Advanced SecurityFind and fix vulnerabilities	https://github.com/security/advanced-security
Code securitySecure your code as you build	https://github.com/security/advanced-security/code-security
Secret protectionStop leaks before they start	https://github.com/security/advanced-security/secret-protection
Why GitHub	https://github.com/why-github
Documentation	https://docs.github.com
Blog	https://github.blog
Changelog	https://github.blog/changelog
Marketplace	https://github.com/marketplace
View all features	https://github.com/features
Enterprises	https://github.com/enterprise
Small and medium teams	https://github.com/team
Startups	https://github.com/enterprise/startups
Nonprofits	https://github.com/solutions/industry/nonprofits
App Modernization	https://github.com/solutions/use-case/app-modernization
DevSecOps	https://github.com/solutions/use-case/devsecops
DevOps	https://github.com/solutions/use-case/devops
CI/CD	https://github.com/solutions/use-case/ci-cd
View all use cases	https://github.com/solutions/use-case
Healthcare	https://github.com/solutions/industry/healthcare
Financial services	https://github.com/solutions/industry/financial-services
Manufacturing	https://github.com/solutions/industry/manufacturing
Government	https://github.com/solutions/industry/government
View all industries	https://github.com/solutions/industry
View all solutions	https://github.com/solutions
AI	https://github.com/resources/articles?topic=ai
Software Development	https://github.com/resources/articles?topic=software-development
DevOps	https://github.com/resources/articles?topic=devops
Security	https://github.com/resources/articles?topic=security
View all topics	https://github.com/resources/articles
Customer stories	https://github.com/customer-stories
Events & webinars	https://github.com/resources/events
Ebooks & reports	https://github.com/resources/whitepapers
Business insights	https://github.com/solutions/executive-insights
GitHub Skills	https://skills.github.com
Documentation	https://docs.github.com
Customer support	https://support.github.com
Community forum	https://github.com/orgs/community/discussions
Trust center	https://github.com/trust-center
Partners	https://github.com/partners
View all resources	https://github.com/resources
GitHub SponsorsFund open source developers	https://github.com/open-source/sponsors
Security Lab	https://securitylab.github.com
Maintainer Community	https://maintainers.github.com
Accelerator	https://github.com/open-source/accelerator
GitHub Stars	https://stars.github.com
Archive Program	https://archiveprogram.github.com
Topics	https://github.com/topics
Trending	https://github.com/trending
Collections	https://github.com/collections
Enterprise platformAI-powered developer platform	https://github.com/enterprise
GitHub Advanced SecurityEnterprise-grade security features	https://github.com/security/advanced-security
Copilot for BusinessEnterprise-grade AI features	https://github.com/features/copilot/copilot-business
Premium SupportEnterprise-grade 24/7 support	https://github.com/enterprise/premium-support
Pricing	https://github.com/pricing
Search syntax tips	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
documentation	https://docs.github.com/search-github/github-code-search/understanding-github-code-search-syntax
Sign in	https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fwncoder%2Fjava-design-patterns%2Fcommits%2Fjava9%2Fsingleton
Sign up	https://github.com/signup?ref_cta=Sign+up&ref_loc=header+logged+out&ref_page=%2F%3Cuser-name%3E%2F%3Crepo-name%3E%2Fcommits%2Fshow&source=header-repo&source_repo=wncoder%2Fjava-design-patterns
Reload	https://github.com/wncoder/java-design-patterns/commits/java9/singleton
Reload	https://github.com/wncoder/java-design-patterns/commits/java9/singleton
Reload	https://github.com/wncoder/java-design-patterns/commits/java9/singleton
wncoder	https://github.com/wncoder
java-design-patterns	https://github.com/wncoder/java-design-patterns
iluwatar/java-design-patterns	https://github.com/iluwatar/java-design-patterns
Notifications	https://github.com/login?return_to=%2Fwncoder%2Fjava-design-patterns
Fork 0	https://github.com/login?return_to=%2Fwncoder%2Fjava-design-patterns
Star 1	https://github.com/login?return_to=%2Fwncoder%2Fjava-design-patterns
Code	https://github.com/wncoder/java-design-patterns/tree/java9
Pull requests 0	https://github.com/wncoder/java-design-patterns/pulls
Actions	https://github.com/wncoder/java-design-patterns/actions
Projects	https://github.com/wncoder/java-design-patterns/projects
Wiki	https://github.com/wncoder/java-design-patterns/wiki
Security and quality 0	https://github.com/wncoder/java-design-patterns/security
Insights	https://github.com/wncoder/java-design-patterns/pulse
Code	https://github.com/wncoder/java-design-patterns/tree/java9
Pull requests	https://github.com/wncoder/java-design-patterns/pulls
Actions	https://github.com/wncoder/java-design-patterns/actions
Projects	https://github.com/wncoder/java-design-patterns/projects
Wiki	https://github.com/wncoder/java-design-patterns/wiki
Security and quality	https://github.com/wncoder/java-design-patterns/security
Insights	https://github.com/wncoder/java-design-patterns/pulse
java-design-patterns	https://github.com/wncoder/java-design-patterns/commits
singleton	https://github.com/wncoder/java-design-patterns/commits/java9/singleton
java9	https://github.com/wncoder/java-design-patterns/tree/java9
Improve Javadoc	https://github.com/wncoder/java-design-patterns/commit/991ba320a6b2cde1b892e87ebca77be249884560
	https://github.com/baislsl
baislsl	https://github.com/wncoder/java-design-patterns/commits?author=baislsl
991ba32	https://github.com/wncoder/java-design-patterns/commit/991ba320a6b2cde1b892e87ebca77be249884560
	https://github.com/wncoder/java-design-patterns/blob/991ba320a6b2cde1b892e87ebca77be249884560/singleton
	https://github.com/wncoder/java-design-patterns/tree/991ba320a6b2cde1b892e87ebca77be249884560
Merge pull request #609 from igorcadelima/master	https://github.com/wncoder/java-design-patterns/commit/f9f93695feb2915fbe7399628d3192f6d3b77445
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
f9f9369	https://github.com/wncoder/java-design-patterns/commit/f9f93695feb2915fbe7399628d3192f6d3b77445
	https://github.com/wncoder/java-design-patterns/blob/f9f93695feb2915fbe7399628d3192f6d3b77445/singleton
	https://github.com/wncoder/java-design-patterns/tree/f9f93695feb2915fbe7399628d3192f6d3b77445
Update EnumIvoryTower.java	https://github.com/wncoder/java-design-patterns/commit/dddfb52c70cf8cae27127e16c9aaa2bac9f9bc3a
	https://github.com/zafarella
zafarella	https://github.com/wncoder/java-design-patterns/commits?author=zafarella
dddfb52	https://github.com/wncoder/java-design-patterns/commit/dddfb52c70cf8cae27127e16c9aaa2bac9f9bc3a
	https://github.com/wncoder/java-design-patterns/blob/dddfb52c70cf8cae27127e16c9aaa2bac9f9bc3a/singleton
	https://github.com/wncoder/java-design-patterns/tree/dddfb52c70cf8cae27127e16c9aaa2bac9f9bc3a
Set version for next development iteration	https://github.com/wncoder/java-design-patterns/commit/dea2316f1fb535a7e1038158d54f58939fdd4040
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
dea2316	https://github.com/wncoder/java-design-patterns/commit/dea2316f1fb535a7e1038158d54f58939fdd4040
	https://github.com/wncoder/java-design-patterns/blob/dea2316f1fb535a7e1038158d54f58939fdd4040/singleton
	https://github.com/wncoder/java-design-patterns/tree/dea2316f1fb535a7e1038158d54f58939fdd4040
Reach milestone 1.18.0	https://github.com/wncoder/java-design-patterns/commit/cb38501ea2e4c642d5238684736a52f602dc3264
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
cb38501	https://github.com/wncoder/java-design-patterns/commit/cb38501ea2e4c642d5238684736a52f602dc3264
	https://github.com/wncoder/java-design-patterns/blob/cb38501ea2e4c642d5238684736a52f602dc3264/singleton
	https://github.com/wncoder/java-design-patterns/tree/cb38501ea2e4c642d5238684736a52f602dc3264
Migrate to JUnit5	https://github.com/wncoder/java-design-patterns/commit/6694d742a370e0f181530734481284de8d5dd8ef
	https://github.com/amogozov
amogozov	https://github.com/wncoder/java-design-patterns/commits?author=amogozov
6694d74	https://github.com/wncoder/java-design-patterns/commit/6694d742a370e0f181530734481284de8d5dd8ef
	https://github.com/wncoder/java-design-patterns/blob/6694d742a370e0f181530734481284de8d5dd8ef/singleton
	https://github.com/wncoder/java-design-patterns/tree/6694d742a370e0f181530734481284de8d5dd8ef
#190 Remove pumlids from readmes	https://github.com/wncoder/java-design-patterns/commit/bf98299db229e1fe43ad011aa7fc43b13984516b
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
bf98299	https://github.com/wncoder/java-design-patterns/commit/bf98299db229e1fe43ad011aa7fc43b13984516b
	https://github.com/wncoder/java-design-patterns/blob/bf98299db229e1fe43ad011aa7fc43b13984516b/singleton
	https://github.com/wncoder/java-design-patterns/tree/bf98299db229e1fe43ad011aa7fc43b13984516b
Set version for next development iteration	https://github.com/wncoder/java-design-patterns/commit/0d4a8db114ce1b4e7705db5679d4047f3eb603ab
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
0d4a8db	https://github.com/wncoder/java-design-patterns/commit/0d4a8db114ce1b4e7705db5679d4047f3eb603ab
	https://github.com/wncoder/java-design-patterns/blob/0d4a8db114ce1b4e7705db5679d4047f3eb603ab/singleton
	https://github.com/wncoder/java-design-patterns/tree/0d4a8db114ce1b4e7705db5679d4047f3eb603ab
Reach milestone 1.17.0	https://github.com/wncoder/java-design-patterns/commit/ba7142ca97614e7af36a22610cbbd9e2722e6c34
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
ba7142c	https://github.com/wncoder/java-design-patterns/commit/ba7142ca97614e7af36a22610cbbd9e2722e6c34
	https://github.com/wncoder/java-design-patterns/blob/ba7142ca97614e7af36a22610cbbd9e2722e6c34/singleton
	https://github.com/wncoder/java-design-patterns/tree/ba7142ca97614e7af36a22610cbbd9e2722e6c34
#590 Kramdown fixes	https://github.com/wncoder/java-design-patterns/commit/fba30e59ee8f0a82c577493ed0b2089ae4afae6d
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
fba30e5	https://github.com/wncoder/java-design-patterns/commit/fba30e59ee8f0a82c577493ed0b2089ae4afae6d
	https://github.com/wncoder/java-design-patterns/blob/fba30e59ee8f0a82c577493ed0b2089ae4afae6d/singleton
	https://github.com/wncoder/java-design-patterns/tree/fba30e59ee8f0a82c577493ed0b2089ae4afae6d
#590 Add new presentation for Singleton	https://github.com/wncoder/java-design-patterns/commit/746e452c2bfbb623df0285a53793cf791f3539f6
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
746e452	https://github.com/wncoder/java-design-patterns/commit/746e452c2bfbb623df0285a53793cf791f3539f6
	https://github.com/wncoder/java-design-patterns/blob/746e452c2bfbb623df0285a53793cf791f3539f6/singleton
	https://github.com/wncoder/java-design-patterns/tree/746e452c2bfbb623df0285a53793cf791f3539f6
Protect against instantiation via reflection	https://github.com/wncoder/java-design-patterns/commit/3c6f7aa046cd70524ecd73c4ebcb664ac008c711
	https://github.com/igorcadelima
igorcadelima	https://github.com/wncoder/java-design-patterns/commits?author=igorcadelima
3c6f7aa	https://github.com/wncoder/java-design-patterns/commit/3c6f7aa046cd70524ecd73c4ebcb664ac008c711
	https://github.com/wncoder/java-design-patterns/blob/3c6f7aa046cd70524ecd73c4ebcb664ac008c711/singleton
	https://github.com/wncoder/java-design-patterns/tree/3c6f7aa046cd70524ecd73c4ebcb664ac008c711
Merge pull request #583 from shaiktaj/patch-1	https://github.com/wncoder/java-design-patterns/commit/600553ec0f7d4261a8c1111b8885104256c66652
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
600553e	https://github.com/wncoder/java-design-patterns/commit/600553ec0f7d4261a8c1111b8885104256c66652
	https://github.com/wncoder/java-design-patterns/blob/600553ec0f7d4261a8c1111b8885104256c66652/singleton
	https://github.com/wncoder/java-design-patterns/tree/600553ec0f7d4261a8c1111b8885104256c66652
Set version for next development iteration	https://github.com/wncoder/java-design-patterns/commit/ac721c695cf93f33d6ce81c2ff81c647d9a9548a
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
ac721c6	https://github.com/wncoder/java-design-patterns/commit/ac721c695cf93f33d6ce81c2ff81c647d9a9548a
	https://github.com/wncoder/java-design-patterns/blob/ac721c695cf93f33d6ce81c2ff81c647d9a9548a/singleton
	https://github.com/wncoder/java-design-patterns/tree/ac721c695cf93f33d6ce81c2ff81c647d9a9548a
Reach milestone 1.16.0	https://github.com/wncoder/java-design-patterns/commit/d793160bce695af33e8d0c55b9ffcb3e0f2d6f3f
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
d793160	https://github.com/wncoder/java-design-patterns/commit/d793160bce695af33e8d0c55b9ffcb3e0f2d6f3f
	https://github.com/wncoder/java-design-patterns/blob/d793160bce695af33e8d0c55b9ffcb3e0f2d6f3f/singleton
	https://github.com/wncoder/java-design-patterns/tree/d793160bce695af33e8d0c55b9ffcb3e0f2d6f3f
Updated ThreadSafeLazyLoadedivoryTower	https://github.com/wncoder/java-design-patterns/commit/24f258848c67500d347f9cce051f27aecda48f97
	https://github.com/shaiktaj
shaiktaj	https://github.com/wncoder/java-design-patterns/commits?author=shaiktaj
24f2588	https://github.com/wncoder/java-design-patterns/commit/24f258848c67500d347f9cce051f27aecda48f97
	https://github.com/wncoder/java-design-patterns/blob/24f258848c67500d347f9cce051f27aecda48f97/singleton
	https://github.com/wncoder/java-design-patterns/tree/24f258848c67500d347f9cce051f27aecda48f97
Set version for next development iteration	https://github.com/wncoder/java-design-patterns/commit/073d06c0ae9cf4277bd54a7195c28420c6b8efb1
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
073d06c	https://github.com/wncoder/java-design-patterns/commit/073d06c0ae9cf4277bd54a7195c28420c6b8efb1
	https://github.com/wncoder/java-design-patterns/blob/073d06c0ae9cf4277bd54a7195c28420c6b8efb1/singleton
	https://github.com/wncoder/java-design-patterns/tree/073d06c0ae9cf4277bd54a7195c28420c6b8efb1
Reached milestone 1.15.0	https://github.com/wncoder/java-design-patterns/commit/8fea969912d42830b9ac09d20dafa83ef4e5c45b
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
8fea969	https://github.com/wncoder/java-design-patterns/commit/8fea969912d42830b9ac09d20dafa83ef4e5c45b
	https://github.com/wncoder/java-design-patterns/blob/8fea969912d42830b9ac09d20dafa83ef4e5c45b/singleton
	https://github.com/wncoder/java-design-patterns/tree/8fea969912d42830b9ac09d20dafa83ef4e5c45b
Removed AvoidStarImport Rule	https://github.com/wncoder/java-design-patterns/commit/09585c3874e9b8a3e59bb044f96baec1be0c07b7
	https://github.com/muditporwal
muditporwal	https://github.com/wncoder/java-design-patterns/commits?author=muditporwal
09585c3	https://github.com/wncoder/java-design-patterns/commit/09585c3874e9b8a3e59bb044f96baec1be0c07b7
	https://github.com/wncoder/java-design-patterns/blob/09585c3874e9b8a3e59bb044f96baec1be0c07b7/singleton
	https://github.com/wncoder/java-design-patterns/tree/09585c3874e9b8a3e59bb044f96baec1be0c07b7
Merge pull request #532 from leogtzr/master	https://github.com/wncoder/java-design-patterns/commit/9ec0935a1cd666fa587d21a5bc72372da75d23ca
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
9ec0935	https://github.com/wncoder/java-design-patterns/commit/9ec0935a1cd666fa587d21a5bc72372da75d23ca
	https://github.com/wncoder/java-design-patterns/blob/9ec0935a1cd666fa587d21a5bc72372da75d23ca/singleton
	https://github.com/wncoder/java-design-patterns/tree/9ec0935a1cd666fa587d21a5bc72372da75d23ca
Reverting initialization on demand holder idiom.	https://github.com/wncoder/java-design-patterns/commit/c6d0d2855713b8f807911529312eb9ae625de594
	https://github.com/leogtzr
leogtzr	https://github.com/wncoder/java-design-patterns/commits?author=leogtzr
c6d0d28	https://github.com/wncoder/java-design-patterns/commit/c6d0d2855713b8f807911529312eb9ae625de594
	https://github.com/wncoder/java-design-patterns/blob/c6d0d2855713b8f807911529312eb9ae625de594/singleton
	https://github.com/wncoder/java-design-patterns/tree/c6d0d2855713b8f807911529312eb9ae625de594
Set version for next development iteration	https://github.com/wncoder/java-design-patterns/commit/0c8bb1c22e04e1dfdf0c14fd8c8429b0973d727c
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
0c8bb1c	https://github.com/wncoder/java-design-patterns/commit/0c8bb1c22e04e1dfdf0c14fd8c8429b0973d727c
	https://github.com/wncoder/java-design-patterns/blob/0c8bb1c22e04e1dfdf0c14fd8c8429b0973d727c/singleton
	https://github.com/wncoder/java-design-patterns/tree/0c8bb1c22e04e1dfdf0c14fd8c8429b0973d727c
Achieved milestone 1.14.0	https://github.com/wncoder/java-design-patterns/commit/0c48695fa51f0c761e30efd7c67a1f01cf0eaf62
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
0c48695	https://github.com/wncoder/java-design-patterns/commit/0c48695fa51f0c761e30efd7c67a1f01cf0eaf62
	https://github.com/wncoder/java-design-patterns/blob/0c48695fa51f0c761e30efd7c67a1f01cf0eaf62/singleton
	https://github.com/wncoder/java-design-patterns/tree/0c48695fa51f0c761e30efd7c67a1f01cf0eaf62
Adding initialization on demand holder idiom.	https://github.com/wncoder/java-design-patterns/commit/20b1c2bd49f07dc398ecab605bd930f6cfe8d117
	https://github.com/leogtzr
leogtzr	https://github.com/wncoder/java-design-patterns/commits?author=leogtzr
20b1c2b	https://github.com/wncoder/java-design-patterns/commit/20b1c2bd49f07dc398ecab605bd930f6cfe8d117
	https://github.com/wncoder/java-design-patterns/blob/20b1c2bd49f07dc398ecab605bd930f6cfe8d117/singleton
	https://github.com/wncoder/java-design-patterns/tree/20b1c2bd49f07dc398ecab605bd930f6cfe8d117
Update license headers	https://github.com/wncoder/java-design-patterns/commit/faa29f8025f6fb90472dacb6e8ad8569605f8d61
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
faa29f8	https://github.com/wncoder/java-design-patterns/commit/faa29f8025f6fb90472dacb6e8ad8569605f8d61
	https://github.com/wncoder/java-design-patterns/blob/faa29f8025f6fb90472dacb6e8ad8569605f8d61/singleton
	https://github.com/wncoder/java-design-patterns/tree/faa29f8025f6fb90472dacb6e8ad8569605f8d61
Update URM Version to 1.4.4 and regenerated all puml files	https://github.com/wncoder/java-design-patterns/commit/7d995056ff9fda832d4754d6f7eca088d7bb7359
7d99505	https://github.com/wncoder/java-design-patterns/commit/7d995056ff9fda832d4754d6f7eca088d7bb7359
	https://github.com/wncoder/java-design-patterns/blob/7d995056ff9fda832d4754d6f7eca088d7bb7359/singleton
	https://github.com/wncoder/java-design-patterns/tree/7d995056ff9fda832d4754d6f7eca088d7bb7359
Merge branch 'master' of https://github.com/iluwatar/java-design-patterns	https://github.com/wncoder/java-design-patterns/commit/0a427710bb025158607cc68cb232d8e9f97e2a88
0a42771	https://github.com/wncoder/java-design-patterns/commit/0a427710bb025158607cc68cb232d8e9f97e2a88
	https://github.com/wncoder/java-design-patterns/blob/0a427710bb025158607cc68cb232d8e9f97e2a88/singleton
	https://github.com/wncoder/java-design-patterns/tree/0a427710bb025158607cc68cb232d8e9f97e2a88
#502 Replaced usages of System.out with logger.	https://github.com/wncoder/java-design-patterns/commit/0438811489c16948ad8418e9a3ce59bc10bd92c6
0438811	https://github.com/wncoder/java-design-patterns/commit/0438811489c16948ad8418e9a3ce59bc10bd92c6
	https://github.com/wncoder/java-design-patterns/blob/0438811489c16948ad8418e9a3ce59bc10bd92c6/singleton
	https://github.com/wncoder/java-design-patterns/tree/0438811489c16948ad8418e9a3ce59bc10bd92c6
Adds more criticism to Singleton pattern.	https://github.com/wncoder/java-design-patterns/commit/b66e8ecef970858e7823e6319ac378ba7fadfaea
	https://github.com/dmitraver
dmitraver	https://github.com/wncoder/java-design-patterns/commits?author=dmitraver
b66e8ec	https://github.com/wncoder/java-design-patterns/commit/b66e8ecef970858e7823e6319ac378ba7fadfaea
	https://github.com/wncoder/java-design-patterns/blob/b66e8ecef970858e7823e6319ac378ba7fadfaea/singleton
	https://github.com/wncoder/java-design-patterns/tree/b66e8ecef970858e7823e6319ac378ba7fadfaea
Fixes #437. Adds criticism to Singleton pattern.	https://github.com/wncoder/java-design-patterns/commit/eea8785a22527899da48c56f64b63aa0db1df1b5
	https://github.com/dmitraver
dmitraver	https://github.com/wncoder/java-design-patterns/commits?author=dmitraver
eea8785	https://github.com/wncoder/java-design-patterns/commit/eea8785a22527899da48c56f64b63aa0db1df1b5
	https://github.com/wncoder/java-design-patterns/blob/eea8785a22527899da48c56f64b63aa0db1df1b5/singleton
	https://github.com/wncoder/java-design-patterns/tree/eea8785a22527899da48c56f64b63aa0db1df1b5
Set version number for next development iteration	https://github.com/wncoder/java-design-patterns/commit/4ca205c03cc03ea5bc80fe27c0a4594f0d087582
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
4ca205c	https://github.com/wncoder/java-design-patterns/commit/4ca205c03cc03ea5bc80fe27c0a4594f0d087582
	https://github.com/wncoder/java-design-patterns/blob/4ca205c03cc03ea5bc80fe27c0a4594f0d087582/singleton
	https://github.com/wncoder/java-design-patterns/tree/4ca205c03cc03ea5bc80fe27c0a4594f0d087582
Reached milestone 1.13.0	https://github.com/wncoder/java-design-patterns/commit/c5e6dcc11b59db979751c07316fda6daccb9730d
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
c5e6dcc	https://github.com/wncoder/java-design-patterns/commit/c5e6dcc11b59db979751c07316fda6daccb9730d
	https://github.com/wncoder/java-design-patterns/blob/c5e6dcc11b59db979751c07316fda6daccb9730d/singleton
	https://github.com/wncoder/java-design-patterns/tree/c5e6dcc11b59db979751c07316fda6daccb9730d
UML generation: Mark the urm-maven-plugin execution to be ignored in Eclipse and recreate all .puml files	https://github.com/wncoder/java-design-patterns/commit/6026eedd51b9753250051b620312bbedd2ccd6ef
	https://github.com/iseppala
iseppala	https://github.com/wncoder/java-design-patterns/commits?author=iseppala
6026eed	https://github.com/wncoder/java-design-patterns/commit/6026eedd51b9753250051b620312bbedd2ccd6ef
	https://github.com/wncoder/java-design-patterns/blob/6026eedd51b9753250051b620312bbedd2ccd6ef/singleton
	https://github.com/wncoder/java-design-patterns/tree/6026eedd51b9753250051b620312bbedd2ccd6ef
Merge pull request #490 from iluwatar/DocumentUsages	https://github.com/wncoder/java-design-patterns/commit/e57a0948efa5b92c35589705e37a7f2e2e0c5438
	https://github.com/iluwatar
iluwatar	https://github.com/wncoder/java-design-patterns/commits?author=iluwatar
e57a094	https://github.com/wncoder/java-design-patterns/commit/e57a0948efa5b92c35589705e37a7f2e2e0c5438
	https://github.com/wncoder/java-design-patterns/blob/e57a0948efa5b92c35589705e37a7f2e2e0c5438/singleton
	https://github.com/wncoder/java-design-patterns/tree/e57a0948efa5b92c35589705e37a7f2e2e0c5438
Work on #190: Commit initial pumlId's added by the script	https://github.com/wncoder/java-design-patterns/commit/58dce1bd89a5b448b238ec3e0fe8adc77b15c41f
58dce1b	https://github.com/wncoder/java-design-patterns/commit/58dce1bd89a5b448b238ec3e0fe8adc77b15c41f
	https://github.com/wncoder/java-design-patterns/blob/58dce1bd89a5b448b238ec3e0fe8adc77b15c41f/singleton
	https://github.com/wncoder/java-design-patterns/tree/58dce1bd89a5b448b238ec3e0fe8adc77b15c41f
Next	https://github.com/wncoder/java-design-patterns/commits/java9/singleton?after=5a9f1b017e3ac66e7f32f69a051be45ba88b194a+34
	https://github.com
Terms	https://docs.github.com/site-policy/github-terms/github-terms-of-service
Privacy	https://docs.github.com/site-policy/privacy-policies/github-privacy-statement
Security	https://github.com/security
Status	https://www.githubstatus.com/
Community	https://github.community/
Docs	https://docs.github.com/
Contact	https://support.github.com?tags=dotcom-footer

Viewport: width=device-width

URLs of crawlers that visited me.