headers can also be made importable, but how to is compiler dependent “How C++20 Changes the Way We Write Code” -- Timur Doumler Friday, September 18 • 12:00Ranges11 Ranges  What’s a range?  An object Functions to Coroutines” -- Rainer Grimm Tuesday, September 15 • 13:30 “How C++20 Changes the Way We Write Code” -- Timur Doumler Friday, September 18 • 12:00Concepts20 Concepts  Named requirements to Tuesday, September 15 • 12:00 Part 2: Tuesday, September 15 • 13:30 “How C++20 Changes the Way We Write Code” -- Timur Doumler Friday, September 18 • 12:00Lambda Expression Changes26 [=, this] as Lambda

for real-time controls• video of FLX BOTRobotics Hardware Development • Requirements known well ahead of time • Mechanical and electrical designs are locked-in years in advance • Production robots Robots Developed ~1/year Software builds > 1/yearRobotics Firmware/Software Development Goal: • Write generalizable software • Portable across robots and platforms • As if written specifically for Great for Real-Time Robotics • isocpp and --Wpedantic • Requirements traceability • One can write code that avoids allocation, exceptions, I/O and locks, etc • Strong type safety let’s you use tooling

Debugging Techniques Copyright © 2021 Bob Steagall Warning! Warning! WARNING! 5 Opinions lie ahead!CppCon 2021 – Back to Basics: Debugging Techniques Copyright © 2021 Bob Steagall What are defects • Unexpected behavior is not always a defect • Collecting program state data may be difficult • Log / settings / crash data could be incomplete, inconclusive, unavailable, non-existent • Symptoms may changes (e.g., new features) in fix commits • Include new/updated test assets in the fix commits • Write commit comments that are clear and concise • Verify your tests, again • Double-check that all new/updated

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 10 Chapter 2. Install CHAPTER THREE GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 10 Chapter 2. Install CHAPTER THREE GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 10 Chapter 2. Install CHAPTER THREE GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 10 Chapter 2. Install CHAPTER THREE GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 12 Chapter 3. Install CHAPTER FOUR GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 12 Chapter 3. Install CHAPTER FOUR GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir

for you or your team, we would like to know it. Please give feedback in the Conan issue tracker or write us to info@conan.io. 10 Chapter 2. Install CHAPTER THREE GETTING STARTED Let’s get started with defined). As SCM attributes are evaluated in the local directory context (see scm attribute), you can write more complex functions to retrieve the proper values, this source conanfile.py will be valid too: very strongly recom- mended. If we didn’t want to use the test_package functionality, we could just write our recipe ourselves or use the conan new command without the -t. command line argument. $ mkdir