C++17 feature-test macros C++ standard compiler support portability

C++ feature-test macros conditional compilation portability __cplusplus compiler compatibility

C++11 feature-test macros C++ portability C++ features compiler compatibility

undefined behavior C++ portability architecture differences fixed-width types type punning standard libraries reliable code

FFI::Platypus Perl Foreign Function Interface XS dynamic libraries performance portability C programming

Perl shebang Unicode encodings portability utf8 source code

CGI Common Gateway Interface web server legacy systems programming languages portability web forms

Perl shebang portability scripting line endings file permissions environment variables

Perl shebang portability scripting interpreter

Perl shebang portability interpreter compatibility

Perl shebang alternatives env command script portability explicit invocation

JNI Java Native Interface JNI Basics Native Libraries Integration Performance Portability Complexity

portability development mistakes cross-platform issues software compatibility

portability cross-platform Java Java Virtual Machine software development

multithreading Java portability thread synchronization Java Memory Model concurrent programming

Java portability JVM modularization GraalVM cloud-native microservices serverless native images cross-platform.

Portable Perl Cross-platform Perl Perl portability Perl scripting

Java 11 single file program simplified development fast compilation code portability