packages that you are usingIDEAS FOR PROJECTS - CLI tool (e.g. curl) - Rewriting scripts (e.g. bash scripts) - Automated tests (e.g. load tests, REST API tests) - Network service (e.g. blog portal)

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex

Threads.threadid() 1 Note If you prefer to use the environment variable you can set it as follows in Bash (Linux/macOS): export JULIA_NUM_THREADS=4 C shell on Linux/macOS, CMD on Windows: set JULIA_NUM_THREADS=4 getenv("SHELL"::Cstring)::Cstring Cstring(@0x00007fff5fbffc45) julia> unsafe_string(path) "/bin/bash" In practice, especially when providing reusable functionality, one generally wraps @ccall uses in problem if the caller tries to get a non-existent environment variable: julia> getenv("SHELL") "/bin/bash" julia> getenv("FOOBAR") ERROR: getenv: undefined variable: FOOBAR Here is a slightly more complex