generator Transforming ranges: transform, filter Combining ranges: cartesian_product, zip, concat Splitting ranges: split, chunk_by Jonathan Müller — @foonathan Back to Basics: Functional Programming in generator Transforming ranges: transform, filter Combining ranges: cartesian_product, zip, concat Splitting ranges: split, chunk_by Joining ranges: join, join_with Jonathan Müller — @foonathan Back to Basics: generator Transforming ranges: transform, filter Combining ranges: cartesian_product, zip, concat Splitting ranges: split, chunk_by Joining ranges: join, join_with Know your algorithms: Jonathan Müller

Do something with the widget ... } else { const auto error = widgetBox.error(); log("Cannot get a new widget {}: {}.", widgetBox.value(), error); } } 22How do we handle this? 23Monadic getWidget(); widgetBox.has_value()) { ./ ... } else { log(widgetBox.error()); } getWidget().and_then(.* ... ./).or_else([](const auto& error){ log(error); });Monadic operations: transfrom_error 27 if parts of the existing code base ● There will be integration with 3rd-party libraries ● …Try splitting functional-style code from the rest 36 ● A part where we use “monadics” and apply the best practices

string_view does not allocate memory can be used to gain performance in some scenarios. E.g., String splitting. 7 vector split_string(const string& str, char delim) { vector splits; size_t string_view does not allocate memory can be used to gain performance in some scenarios. E.g., String splitting. 8 Performance benefits9 namespace std { template >

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"

can change it safely anytime (in fact it is a good practice). The change will just force users to log in again. jwt_expire_minutes is the amount of time that users remain logged-in within the client without Reference/Tools/environment_append 10.6 Logging 10.6.1 How to log and debug a conan execution You can use the CONAN_TRACE_FILE environment variable to log and debug several Conan command execution. Set the CONAN_TRACE_FILE environment variable pointing to a log file. Example: export CONAN_TRACE_FILE=/tmp/conan_trace.log # Or SET in windows conan install zlib/1.2.8@lasote/stable The /tmp/conan_trace.log file: {"_action": "COMMAND"