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Comment out text in R Markdown (Rmd file)

In an R Markdown ( .Rmd ) file, how do you comment out unused text? I'm not referring to the text in the R code chunk, but the general texts, like % in LaTex for example. ...
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LINQ: “contains” and a Lambda query

I have a List<BuildingStatus> called buildingStatus . I'd like to check whether it contains a status whose char code (returned by GetCharCode() ) equals some variable, v.Status . ...
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How does Rails keep track of which migrations have run for a database?

According to Rails doc: http://guides.rubyonrails.org/migrations.html 1 Answer 1 ...
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How can I add an element after another element?

I have a certain textbox and I want to add a div after it. I've tried the .append() function, but that only adds the div in the element. ...
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git: Show index diff in commit message as comment

When git commit open the message editor is shows a brief status, something like this: 5 Answers ...
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IIS7 Settings File Locations

Where does IIS7 saves its configuration for each virtual directory/ application and its physical path? 2 Answers ...
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In PHP what does it mean by a function being binary-safe?

In PHP what does it mean by a function being binary-safe ? 3 Answers 3 ...
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Why cast an unused function parameter value to void?

In some C project, I have seen this code: 2 Answers 2 ...
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How to run only one task in ansible playbook?

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Resolving conflicts: how to accept “their” changes automatically?

When merging conflicting changes using hg merge , Mercurial inserts a set of markers into the files to be merged in my working copy like this: ...