## GCN ### Go vs. GoPlus(Go+)  许式伟 x@goplus.org 2021-6-27 北京 ## 话外：模板 ## Go 篇 ## 谁是最成功的语言？ • 1970 – 至今 - 什么语言是最成功的 更简洁的数学运算上的语法支持（相比 Go） • 当前 Go+ 已经拥有 3 个种子用户（13-14岁） For example, the following is legal Go+ source code: a := [1, 2, 3.4] println(a) How do we do this in the Go language? package main func main() { f52e1e232694fc92ba848fd5b4381/p49_1.jpg) printer cl exec/ bytecode exec specification Byte Code exec.spec exec/ golang Go Source Package / Software • github.com/goplus/gop/token • github

## +21 ## Code Analysis++ ## ANASTASIA KAZAKOVA ## 20 21 October 24-29 • Anastasia Kazakova, @anastasiak2512 C++ Dev: Embedded, Networking C++ Tools PMM and .NET Tools Marketing Lead, JetBrains - UG: https://www.meetup.com/St-Petersburg-CPP-User-Group/ C++ Russia: https://cppconf.ru/en/ ## Why Code Analysis? ## Software Quality While preparing for my workshop at #CppOnSea, I want to ask you: reply about software quality. Readability Repeatable tests SW helps solving Maintainability Expressive code less UB problems Simplicity tools Robustness The Last Spike Work as intended fuzzer Orthogonality

+23 ## Better Code: Contracts ## SEAN PARENT & DAVE ABRAHAMS ## 20 23 October 01 - 06  ## Better Code: Contracts Dave Co-creator Documentation > Code  Local reasoning is the idea that the reader can make sense of the code directly in front of them them, without going on a journey discovering how the code works. ## —Nathan Gitter (https://medium.com/@nathangitter/local-reasoning-in-swift-6782e459d) ## Local reasoning | The tower of abstraction

2020 JAKARTA EE Spring Data Started in 2008 Reduces programming effort and avoids boilerplate code Db-agnostic repository abstraction Dynamic query construction Spring Data JPA is abstraction layer repository scanning in 672ms. Found 43 JPA repository interfaces. • Sergiy Morenets, 2020 Spring Data vs JPA. Benchmarks Find entity by parameter JPQL and named query JPA criteria Spring Data JPA with

## GARMIN $ ^{®} $ ## Changing Legacy Code with Confidence: ## Practical Advice for Maintaining and Migrating Working Code ## Part 0: Legacy Code ## Legacy code has value • It works $ ^{*} $ It may making the company money • One person's bug is another's critical feature ## The Legacy of Code • Best practices and languages change • Developers cycle through projects • Features added/removed/re-added • Supporting tools change ## Goals of this talk • Preserve working code • Introduce testing • Gradual improvement • Make code self documenting • Instill confidence in changes • Develop for maintenance

## CODE GENERATION FOR VULKAN INITIALIZATION ## LEARNING VULKAN • So... • I’ve decided to learn Vulkan. • Did I learn it? • Not yet. ## WHAT DID I LEARN? ## THIS: ### Copyright © 2019-2019, NVIDIA platforms • #define platform selection • All extensions ## DEPENDENCIES ## WHAT DID I DO? • Simple code generation ■ XSLT translation to header file • Enumerate all the things ■ Platforms, extensions

## +23 ## Better Code: Exploring Validity ## DAVID SANKEL ## 20 23 October 01 - 06  ## Better Code Exploring Validity Events • Training Videos (STLab Better Code Series!) ■ Blog Posts  ## Better Code Functional Design David Sankel | Principal jpg)  ## Better Code: Reliable Types Nick DeMarco | Senior Computer Scientist Software Technology Lab #### developer

## Customization Methods: Connecting User And Library Code Inbal Levi ## Who Am I? • A C++ Developer at Millennium. • Active member of ISO C++ work group (WG21): • Library Evolution Work Group Chair [Image](/uploads/documents/6/8/a/b/68abc7a36fe95e8dd3264ceb8985e804/p5_1.jpg) @@@ All of library code is in LibSpace, user code without frame is in UserSpace ## Part 0: What is a Library • From Wikipedia: “A [software] collection of non-volatile resources used by computer programs, often for software development.” • Library code is often shared between different developers. • Possibly from different parts of the world, who have