For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the terminal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. At the top, the inferred

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the terminal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. At the top, the inferred

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the terminal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. At the top, the inferred

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the terminal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. At the top, the inferred

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the terminal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. At the top, the inferred

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the termi- nal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. CHAPTER 34. PERFORMANCE

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know 29. ENVIRONMENT VARIABLES 369 JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the termi- nal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. CHAPTER 34. PERFORMANCE

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the termi- nal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. CHAPTER 34. PERFORMANCE

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the termi- nal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. CHAPTER 34. PERFORMANCE

For example, the variable name δ can be entered by typing \delta-tab, or even α̂⁽²⁾ by \alpha-tab-\hat- tab-\^(2)-tab. (If you find a symbol somewhere, e.g. in someone else's code, that you don't know the section on The Julia REPL. JULIA_ERROR_COLOR The formatting Base.error_color() (default: light red, "\033[91m") that errors should have at the termi- nal. JULIA_WARN_COLOR The formatting Base.warn_color() @code_warntype is that non-concrete types are displayed in red; since this document is written in Markdown, which has no color, in this document, red text is denoted by uppercase. CHAPTER 34. PERFORMANCE