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Merge, update, and pull Git branches without using checkouts

I work on a project that has 2 branches, A and B. I typically work on branch A, and merge stuff from branch B. For the merging, I would typically do: ...
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Random number generator only generating one random number

..., max); } } Edit (see comments): why do we need a lock here? Basically, Next is going to change the internal state of the Random instance. If we do that at the same time from multiple threads, you could argue "we've just made the outcome even more random", but what we are actually doing is ...
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How to obtain Signing certificate fingerprint (SHA1) for OAuth 2.0 on Android?

...p following the steps in https://developers.google.com/console/help/#installed_applications which leads me to follow http://developer.android.com/tools/publishing/app-signing.html . ...
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Can I use git diff on untracked files?

...The upshot is that your "untracked" file now becomes a modification to add all the content to this zero-length file, and that shows up in the "git diff" output. git diff echo "this is a new file" > new.txt git diff git add -N new.txt git diff diff --git a/new.txt b/new.txt index e69de29..3b2ae...
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What does send() do in Ruby?

... some method reacts (because its name matches the first argument). Practically speaking, those lines are equivalent: 1.send '+', 2 1.+(2) 1 + 2 Note that send bypasses visibility checks, so that you can call private methods, too (useful for unit testing). If there is really no variable before...
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Forward declaring an enum in C++

...can't know the storage required for the enum variable. C++ Compiler's are allowed to specify the actual storage space based on the size necessary to contain all the values specified. If all that is visible is the forward declaration, the translation unit can't know what storage size will have been...
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Split data frame string column into multiple columns

... Use stringr::str_split_fixed library(stringr) str_split_fixed(before$type, "_and_", 2) share | improve this answer | ...
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Rebase a single Git commit

... how can a question specifically called 'git rebase ...' have the accepted answer than contains a cherry-pick, which is a totally different concept and sometimes per se considered unclean? – Bondax Oct 13 '15 at 9:...
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Is there a way to auto expand objects in Chrome Dev Tools?

... SINGLE TIME :) Is there a shortcut or setting to have this done automatically? 13 Answers ...
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Partial Commits with Subversion

...sing the full GIT feature set (including partial commits) and then push it all back to the SVN repository. git-svn (1) share | improve this answer | follow | ...