Commit 38da983

bernhardmgrubersponce

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Add a slide on the rule of zero

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Lines changed: 23 additions & 0 deletions

Original file line number	Diff line number	Diff line change
`@@ -426,6 +426,29 @@`
`426`	`426`
`427`	`427`	`\end{advanced}`
`428`	`428`
	`429`	`+\begin{frame}[fragile]`
	`430`	`+ \frametitlecpp[11]{Rule of zero}`
	`431`	`+ \begin{goodpracticeWithShortcut}{Single responsibility principle (SRP)}{Single responsibility principle}`
	`432`	`+ Every class should have only one responsibility.`
	`433`	`+ \end{goodpracticeWithShortcut}`
	`434`	`+ \begin{goodpractice}{Rule of zero}`
	`435`	`+ \begin{itemize}`
	`436`	`+ \item If your class has any special member functions (except ctor.)`
	`437`	`+ \begin{itemize}`
	`438`	`+ \item Your class probably deals with a resource, use RAII`
	`439`	`+ \item Your class should only deal with this resource (SRP)`
	`440`	`+ \item Apply rule of 3/5: write/default/delete all special members`
	`441`	`+ \end{itemize}`
	`442`	`+ \item Otherwise: do not declare any special members (rule of zero)`
	`443`	`+ \begin{itemize}`
	`444`	`+ \item A constructor is fine, if you need some setup`
	`445`	`+ \item If your class holds a resource as data member:\\`
	`446`	`+ wrap it in a smart pointer, container, or any other RAII class`
	`447`	`+ \end{itemize}`
	`448`	`+ \end{itemize}`
	`449`	`+ \end{goodpractice}`
	`450`	`+\end{frame}`
	`451`	`+`
`429`	`452`	`\begin{frame}[fragile]`
`430`	`453`	`\frametitlecpp[98]{smart pointers}`
`431`	`454`	`\begin{exercise}{Smart pointers}`

Lines changed: 3 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -101,11 +101,9 @@`
`101`	`101`	`};`
`102`	`102`	`\end{cppcode}`
`103`	`103`	`\pause`
`104`		`- \begin{exampleblock}{The rule of 3/5/0 (\cpp98/\cpp11 and newer) - {\color{blue!50!white} \href{https://en.cppreference.com/w/cpp/language/rule_of_three}{cppreference}}}`
`105`		`- \begin{itemize}`
`106`		`- \item if a class has a destructor, a copy/move constructor or a copy/move assignment operator, it should have all three/five. strive for having none by using RAII types as members.`
`107`		`- \end{itemize}`
`108`		`- \end{exampleblock}`
	`104`	`+ \begin{goodpracticeWithShortcut}{The rule of 3/5 (\cpp98/11) - \href{https://en.cppreference.com/w/cpp/language/rule_of_three}{cppreference}}{Rule of 3/5}`
	`105`	`+ if a class needs a custom destructor, a copy/move constructor or a copy/move assignment operator, it should have all three/five.`
	`106`	`+ \end{goodpracticeWithShortcut}`
`109`	`107`	`\end{frame}`
`110`	`108`
`111`	`109`	`\begin{frame}[fragile]`

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