## WEBPACK 5 WHY BREAKING CHANGES? A CHANGELOG ONLY TELLS HALF OF THE STORY TOBIAS KOPPERS ## TOBIAS KOPPERS • GITHUB: @sokra • TWITTER: @wSokra • 2012: I CREATED WEBPACK. • SINCE 2017: I WORK FULL-TIME YEAH. WEBPACK 5 IS COMING. • OH NO THERE ARE BREAKING CHANGES. • THIS MAY BREAK MY BUILD. • I NEED TO INVEST TIME TO FIX IT. • WHY ARE THERE BREAKING CHANGES ANYWAY...? ## THE "WHY" • THIS TALK LARGEST BREAKING CHANGES • BONUS: YOU GET TO KNOW THE BREAKING CHANGES. JUST TO BE PREPARED. • BONUS: YOU SEE THE BENEFITS OF THESE CHANGES ## MAJOR RELEASING - PEOPLE TEND TO DISLIKE BREAKING CHANGES

## Breaking Dependencies: The SOLID Principles Klaus Iglberger, CppCon 2020 klaus.iglberger@gmx.de ## C++ Trainer since 2016 Author of the bl $ \text{ze} $ C++ math library (Co-)Organizer of the Munich Wikipedia store Interaction Help About Wikipedia Community portal Recent changes Contact page Tools What links here Related changes Upload file Special pages Permanent link Page information Wikidata but closed for modification." A class should only have a single responsibility, that is, only changes to one part of the software's specification should be able to affect the specification of the

=GO ## Go, pls stop breaking my editor REBECCA STAMBLER 1 package main 3 import "fmt" 5 func main() { 6 var x int 7 fmt.Println(x) guru: no identifier here vim-go: golangci-lint installing finished! Press ENTER or type command to continue ## Go, please ## Go, please stop breaking my editor! ## Rebecca Stambler Software Engineer, Google @stamblerre ![Image](/uploads/docume Why did gocode keep breaking? ## Why did gocode keep breaking? - When Go changes, tools change ## Why did gocode keep breaking? • When Go changes, tools change - When go build changes, tools change more

app template • 5.0 Migration Guide • Deprecated Features Removed • Breaking Changes • Deprecations New Features PHPUnit 10 Upgrade phpunit.xml adjustments ->withConsecutive() Composer ■ Create a CakePHP Project ■ Keeping Up To Date with the Latest CakePHP Changes ■ Installation using Oven Permissions ○ Development Server ○ Production Composer [https://getcomposer.org]. Editing these files is not advised, as Composer will overwrite your changes next time you update. - The webroot directory is the public document root of your application. It

Triggers ..... 1289 39.1. Overview of Trigger Behavior ..... 1289 39.2. Visibility of Data Changes ..... 1292 39.3. Writing Trigger Functions in C ..... 1293 39.4. A Complete Trigger Example Memory Management ..... 1511 47.4. Transaction Management ..... 1521 47.5. Visibility of Data Changes ..... 1524 47.6. Examples ..... 1524 48. Background Worker Processes ..... 1528 49. Logical Message Fields ..... 2460 55.9. Logical Replication Message Formats ..... 2462 55.10. Summary of Changes since Protocol 2.0 ..... 2471 56. PostgreSQL Coding Conventions ..... 2473 56.1. Formatting

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2693 4.1.4 Contributing your changes to pandas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2694 4.1.5 Tips for a successful pandas documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2719 4.3.4 Previewing changes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2720 4.4 Contributing vs. in place operations Most pandas operations return copies of the Series/DataFrame. To make the changes “stick”, you’ll need to either assign to a new variable: sorted_df = df.sort_values("col1") or overwrite

☐ Concepts ☐ Lambda Expression Changes • [=, this] as Lambda Capture • Templated Lambda Expressions • Pack Expansion in Lambda Captures ☐ constexpr Changes • virtual functions • union, try/catch try/catch, dynamic_cast, typeid • allocations • constexpr string & vector ☐ Concurrency Changes • Atomic Smart Pointers • Joining & Cancellable Threads • The C++20 Synchronization Library  "How C++20 Changes the Way We Write Code" -- Timur Doumler Friday, September 18 • 12:00

Incompatible API changes with version 6.0 ..... 423 13.2 Incompatible API changes with version 5.x ..... 424 13.3 Incompatible API changes with version 5.0 ..... 424 13.4 Incompatible API changes with version Incompatible API changes with version 4.2 ..... 429 13.6 Incompatible API changes with version 4.1 ..... 430 13.7 Incompatible API changes with version 4.0 ..... 431 13.8 Incompatible API changes with version Incompatible API changes with version 3.1 ..... 434 13.10 Incompatible API changes with version 3.0 436 13.11 Incompatible API changes with version 2.2 436 13.12 Incompatible API changes with version 2

7.1 Incompatible API changes with version 3.2 39 7.2 Incompatible API changes with version 3.1 40 7.3 Incompatible API changes with version 3.0 41 7.4 Incompatible API changes with version 2.2 42 42 7.5 Incompatible API changes with version 2.1 42 8 License information 44 9 Classes (interfaces) 45 9.1 IAppliance 45 9.1.1 Attributes 46 9.1.2 createVFSExplorer 47 9.1.3 getWarnings setprop config/user=root If you made any change, don’t forget to run the following command to put the changes into effect immediately: svcadm refresh svc:/application/virtualbox/webservice:default If you forget

Django’s test suite for the second time ■ Writing Documentation ■ Previewing your changes ■ Committing the changes in the patch ■ Pushing the commit and making a pull request ■ Next steps ## • Using raw SQL queries Django is running? ■ Can I use Django with a pre-existing database? If I make changes to a model, how do I update the database? ■ Do Django models support multiple-column primary keys automatically reloads Python code for each request as needed. You don’t need to restart the server for code changes to take effect. However, some actions like adding files don’t trigger a restart, so you’ll have to