std::shared_ptr - Python - Objective-C (manual or automatic – see ARC) - Swift - COM – AddRef()/Release() - Non-Reference counted - .NET - JVM - JavaScript Manual memory management is rarely advocated advocated for anymore.Memory model – Manual Memory is allocated and deallocated directly. Allocation locations are static. ptr = new int[10]; // 0x2600 ptr delete[] ; // 0x2600 Could have been deleted

类系统（ FreeBSD, Linux, Android, MacOS, iOS ）都为真 使用生成器表达式，简化成一条指令 https://cmake.org/cmake/help/latest/manual/cmake-generator-expressions.7.html#genex:PLATFORM_ID 语法： $<$< 类型 : 值 >: 为真时的表达式 > 比如 $<$manual/cmake-generator-expressions.7.html#genex:PLATFORM_ID 判断当前用的是哪一款 C++ 编译器 https://cmake.org/cmak

integration • Swagger API doc Replication • Multiple filters support • Schedule, immediate and manual trigger Access Control • RBAC • AD/LDAP integration Audit Log • Operations recorded for audit

https://riscv.org/ Development  https://riscv.org/exchange/  https://github.com/riscv/riscv-isa-manual Cores & SoC  https://github.com/riscv/riscv-cores-list  https://riscv.org/exchange/cores-socs/

timeout(). • portable access to a “system” scheduler, backed by e.g., Windows Thread Pool or GCD • a manual event loop scheduler • a nursery in which async work can be spawned (fire-and-forget) and stopped