deletions | additions       diff --git a/Hello World.tex b/Hello World.tex  index 9358f4b..14f3a20 100644  --- a/Hello World.tex  +++ b/Hello World.tex 
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Leave your cursor anywhere in that line (in doesn't matter if beginning, middle, or end). Press [ctrl+Enter] to evaluate the code. ``Hello world'' appears in the Post window. Congratulations! You've just written and executed your first SC program.  \bigskip  \todo[inline, color=green!40]{ \fbox{  \parbox{0.86\textwidth}{  TIP: Throughout this document, ctrl (control) indicates the modifier key for keyboard shortcuts that is used on Linux and Windows platforms. On Mac OSX, use cmd (command) instead. } \bigskip }  Figure \ref{fig:scide} shows a screenshot of the SuperCollider IDE (Integrated Development Environment) when you first open it. Let's take a moment to get to know it a bit.