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How to organize large R programs?

...ome silly performance mistakes when I first started out with R. When to extract logical units into their own physical units (like source files and bigger groupings like packages)? I have two cases. First, if the file gets too large and scrolling around among logically unrelated units is an anno...
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How to send commands when opening a tmux session inside another tmux session?

...It works for me with 1.7, 1.6, and 1.5. You will definitely need to add an extra level of quoting if you are making the binding from a shell command (i.e. tmux bind-key -n 'C-\' send-prefix); if you are having problems getting it to work from ~/.tmux.conf (or a Prefix : command line), then you might...
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Why does C# not provide the C++ style 'friend' keyword? [closed]

...ly define which members are being passed between the two classes, which is extra work but may also make the code easier to understand. If somebody has an example of a reasonable use of "friend" that cannot be simulated using interfaces, please share it! I'd like to better understand the difference...
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Differences between Emacs and Vim

...ared to using a GUI editor/IDE and using something like python/awk/etc for extra tasks is up to you. share | improve this answer | follow | ...
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How to git-svn clone the last n revisions from a Subversion repository?

...ach SVN branch, and then cherry-pick/rebase between those. Commit takes an extra step (push, then dcommit from remote repo), but I think it's worth the tradeoff. – chronospoon Nov 25 '13 at 21:36 ...
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Ruby max integer

... @Matthias An extra bit is used to mark the value as an integer (as opposed to a pointer to an object). – Matthew Crumley Mar 8 '12 at 18:53 ...
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Custom CSS Scrollbar for Firefox

... i love this solution except for all the extra markup with absolute positioning (makes variable size stuff a nightmare) plus you cannot actually change the style, you are simply masking/hiding elements of the existing scroller - too bad if i want a green bar! ...
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Combining Multiple Commits Into One Prior To Push

...ving multiple smaller commits, but sometimes you don't want to bother with extra minor commits, so you just squash them into one. share | improve this answer | follow ...
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Finding the number of days between two dates

...t all of Europe moved the clock back an hour. That means that today has an extra 3600 seconds, and that ought to be reflected in the UNIX timestamps. If it is, then that means that today will count for two days with the above way of computing the number of days. And I'm not even starting about leap ...
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CSS Properties: Display vs. Visibility

... hickups if you switch between none and an other value during animations extra notes: images in hidden content: in all popular browsers images are still loaded, even though they are within any element with visibility: hidden; or display: none; fonts in hidden content: webkit browsers (Chrome/Saf...