Skip to content
Navigation Menu
Sign in
Appearance settings
Platform
AI CODE CREATION
GitHub Copilot
Write better code with AI
GitHub Copilot app
Direct agents from issue to merge
MCP Registry
Integrate external tools
DEVELOPER WORKFLOWS
Actions
Automate any workflow
Codespaces
Instant dev environments
Issues
Plan and track work
Code Review
Manage code changes
Code Quality
Enforce quality at merge
APPLICATION SECURITY
GitHub Advanced Security
Find and fix vulnerabilities
Code security
Secure your code as you build
Secret protection
Stop leaks before they start
EXPLORE
Why GitHub
Documentation
Blog
Changelog
Marketplace
View all features
Solutions
BY COMPANY SIZE
Enterprises
Small and medium teams
Startups
Nonprofits
BY USE CASE
App Modernization
DevSecOps
DevOps
CI/CD
View all use cases
BY INDUSTRY
Healthcare
Financial services
Manufacturing
Government
View all industries
View all solutions
Resources
EXPLORE BY TOPIC
AI
Software Development
DevOps
Security
View all topics
EXPLORE BY TYPE
Customer stories
Events & webinars
Ebooks & reports
Business insights
GitHub Skills
SUPPORT & SERVICES
Documentation
Customer support
Community forum
Trust center
Partners
View all resources
Open Source
COMMUNITY
GitHub Sponsors
Fund open source developers
PROGRAMS
Security Lab
Maintainer Community
GitHub Stars
Archive Program
REPOSITORIES
Topics
Trending
Collections
Enterprise
ENTERPRISE SOLUTIONS
Enterprise platform
AI-powered developer platform
AVAILABLE ADD-ONS
GitHub Advanced Security
Enterprise-grade security features
Copilot for Business
Enterprise-grade AI features
Premium Support
Enterprise-grade 24/7 support
Pricing
Search
/
Sign in
Sign up
Appearance settings
You signed in with another tab or window.
Reload
to refresh your session.
You signed out in another tab or window.
Reload
to refresh your session.
You switched accounts on another tab or window.
Reload
to refresh your session.
Dismiss alert
{{ message }}
unfirthman
java
Repository navigation
Code
Pull requests
Actions
Projects
Security and quality
Insights
More
items
Commits
Breadcrumbs
History for
java
exercises
on
fixSolution
User selector
All users
Datepicker
All time
Commit history
Commits on Jul 31, 2022
Deleted text referencing UnsupportedOperationException in instructions, and replaced with text explaining STEP 1
unfirthman
committed
218eb9e
View commit details
Copy full SHA for 218eb9e
View code at this point
Browse repository at this point
Commits on Jul 30, 2022
log-levels: update hints on how to split strings (#2150)
idriskhenchil
authored
aa55f47
View commit details
Copy full SHA for aa55f47
View code at this point
Browse repository at this point
need-for-speed: update reference solution (#2149)
dsletten
authored
b49ed6b
View commit details
Copy full SHA for b49ed6b
View code at this point
Browse repository at this point
darts: fix typo in function names (#2146)
LoyalEnv0y
authored
8b25c78
View commit details
Copy full SHA for 8b25c78
View code at this point
Browse repository at this point
Commits on Jul 17, 2022
update github urls from "master" to "main" (#2141)
pedrobragadev
authored
6d55852
View commit details
Copy full SHA for 6d55852
View code at this point
Browse repository at this point
hello-world: update readme with online editor instructions (#2135)
jcovington16
authored
d6fe697
View commit details
Copy full SHA for d6fe697
View code at this point
Browse repository at this point
Commits on Jul 12, 2022
Fixed the url 404 not found for tutorial.md and changed the name (#2138)
pedrobragadev
authored
fac8301
View commit details
Copy full SHA for fac8301
View code at this point
Browse repository at this point
Commits on Jul 7, 2022
remove duplicate "the" (#2136)
MenkeTechnologies
authored
c4f6d65
View commit details
Copy full SHA for c4f6d65
View code at this point
Browse repository at this point
Commits on Jul 4, 2022
squeaky-clean: add more tests (#2131)
emiliolg
authored
cf81824
View commit details
Copy full SHA for cf81824
View code at this point
Browse repository at this point
cars-assemble: fix exception descriptions on stub implementation (#2132)
myucesan
authored
9cd0fee
View commit details
Copy full SHA for 9cd0fee
View code at this point
Browse repository at this point
Commits on Jun 19, 2022
squeaky-clean: add task to keep only letters (#2130)
emiliolg
authored
725c4b8
View commit details
Copy full SHA for 725c4b8
View code at this point
Browse repository at this point
Commits on Jun 11, 2022
two-fer: remove empty string test case (#2129)
bobahop
authored
1419cf8
View commit details
Copy full SHA for 1419cf8
View code at this point
Browse repository at this point
Commits on Jun 9, 2022
Update old `.io` to `.org` links across documentation (#2113)
IAmLuisJ
authored
f1e1dec
View commit details
Copy full SHA for f1e1dec
View code at this point
Browse repository at this point
Commits on Jun 8, 2022
Use 'full' exceptionFormat (#2122)
ErikSchierboom
authored
d9c2a31
View commit details
Copy full SHA for d9c2a31
View code at this point
Browse repository at this point
Commits on Jun 7, 2022
`need-for-speed`: Change method `canFinishTrack` to `tryFinishTrack` (#2093)
ynfle
authored
9b6c449
View commit details
Copy full SHA for 9b6c449
View code at this point
Browse repository at this point
Commits on Jun 3, 2022
fix emptyStringIsNotTheSameAsNull test to align with instructions and examples (#2112)
IAmLuisJ
authored
e3594e5
View commit details
Copy full SHA for e3594e5
View code at this point
Browse repository at this point
bob: add missing punctuation to bob instructions append (#2127)
donaldli2020
authored
797c6d7
View commit details
Copy full SHA for 797c6d7
View code at this point
Browse repository at this point
elons-toy-car: update instructions for battery display (#2117)
flbonanni
authored
2699543
View commit details
Copy full SHA for 2699543
View code at this point
Browse repository at this point
Converting tests to AssertJ for exercises starting with B (#2116)
thtroyer
authored
997e63b
View commit details
Copy full SHA for 997e63b
View code at this point
Browse repository at this point
Add warriors and wizards test (#2115)
rowanlea
authored
b7c0820
View commit details
Copy full SHA for b7c0820
View code at this point
Browse repository at this point
Commits on Apr 6, 2022
🤖 Sync org-wide files to upstream repo (#2101)
Show description for 7efeddc
exercism-bot
authored
7efeddc
View commit details
Copy full SHA for 7efeddc
View code at this point
Browse repository at this point
Commits on Mar 28, 2022
Added starter implementation for Perfect Numbers and Say (#2099)
Show description for 75fcd7b
cdpaiva
authored
75fcd7b
View commit details
Copy full SHA for 75fcd7b
View code at this point
Browse repository at this point
Commits on Feb 24, 2022
Arrays class bird watcher (#2078)
Show description for b55b6dd
AlbusPortucalis
and
jmrunkle
authored
b55b6dd
View commit details
Copy full SHA for b55b6dd
View code at this point
Browse repository at this point
Commits on Feb 3, 2022
Fix links to tutorial md (#2068)
Show description for c6abf2a
AlbusPortucalis
authored
c6abf2a
View commit details
Copy full SHA for c6abf2a
View code at this point
Browse repository at this point
Commits on Dec 24, 2021
All @ignore decorators removed above tests in concept exercises (#2079)
Show description for 765c9d0
AchalS-iglu
authored
765c9d0
View commit details
Copy full SHA for 765c9d0
View code at this point
Browse repository at this point
Commits on Dec 21, 2021
Replaced the class name Array with Arrays (#2073)
Show description for 2c4172b
AlbusPortucalis
authored
2c4172b
View commit details
Copy full SHA for 2c4172b
View code at this point
Browse repository at this point
Commits on Dec 9, 2021
robot-name: added new test (#2065)
Show description for 37eff0b
cdpaiva
and
jmrunkle
authored
37eff0b
View commit details
Copy full SHA for 37eff0b
View code at this point
Browse repository at this point
Commits on Dec 8, 2021
Improve secret-handshake assertions with AssertJ (#2061)
Show description for 31b5f7a
jmrunkle
authored
31b5f7a
View commit details
Copy full SHA for 31b5f7a
View code at this point
Browse repository at this point
Commits on Nov 30, 2021
Update instructions.md (#2059)
Show description for a7312cc
alon7786
authored
a7312cc
View commit details
Copy full SHA for a7312cc
View code at this point
Browse repository at this point
Commits on Nov 16, 2021
Add a Reflection proxy utility class (#2053)
Show description for f95f76d
leocck
authored
f95f76d
View commit details
Copy full SHA for f95f76d
View code at this point
Browse repository at this point
Commits on Nov 3, 2021
Update Class name for RaceTrack (#2051)
Show description for acfdd2b
cdpaiva
authored
acfdd2b
View commit details
Copy full SHA for acfdd2b
View code at this point
Browse repository at this point
Commits on Nov 2, 2021
Converting tests to AssertJ (exercises starting with H, I, K) (#2052)
Show description for d4071c2
thtroyer
authored
d4071c2
View commit details
Copy full SHA for d4071c2
View code at this point
Browse repository at this point
Commits on Oct 12, 2021
Convert practice exercises starting with 'a' to use AssertJ (#2046)
Show description for 8fbd90e
ajablonski
authored
8fbd90e
View commit details
Copy full SHA for 8fbd90e
View code at this point
Browse repository at this point
Commits on Oct 11, 2021
conditionals-if: remove TODO and fix typos (#2044)
andrerfcsantos
authored
61c9272
View commit details
Copy full SHA for 61c9272
View code at this point
Browse repository at this point
Fix typos in Remote Control Competition (#2045)
ajablonski
authored
9a56cce
View commit details
Copy full SHA for 9a56cce
View code at this point
Browse repository at this point
Previous
Next
You can’t perform that action at this time.