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How to fix committing to the wrong Git branch?

...mit to the wrong branch. How do I undo the last commit in my master branch and then take those same changes and get them into my upgrade branch? ...
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What does the “__block” keyword mean?

...eated in a special way when it is used inside a block. Normally, variables and their contents that are also used in blocks are copied, thus any modification done to these variables don't show outside the block. When they are marked with __block, the modifications done inside the block are also visib...
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Why do you create a View in a database?

When and Why does some one decide that they need to create a View in their database? Why not just run a normal stored procedure or select? ...
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Can I make git recognize a UTF-16 file as text?

I'm tracking a Virtual PC virtual machine file (*.vmc) in git, and after making a change git identified the file as binary and wouldn't diff it for me. I discovered that the file was encoded in UTF-16. ...
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Setting default values for columns in JPA

Is it possible to set a default value for columns in JPA, and if, how is it done using annotations? 18 Answers ...
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Practical uses for AtomicInteger

I sort of understand that AtomicInteger and other Atomic variables allow concurrent accesses. In what cases is this class typically used though? ...
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How to shrink the .git folder

...gressive --prune, which will perform garbage collection in your repository and prune old objects. do you have a lot of binary files (archives, images, executables) which change often? those usually lead to huge .git folders (remember, git stores snapshots for each revision and binary files compress ...
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Git rebase --continue complains even when all merge conflicts have been resolved

...urrently being applied to the branch you rebase on. After fixing the patch and doing git add your/conflicted/file git status you will get a (usually green) line showing the modified file modified: your/conflicted/file git rebase --continue will work fine in this situation. Sometimes, h...
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Undo a Git merge that hasn't been pushed yet

...--hard HEAD~1 It will get you back 1 commit. Be aware that any modified and uncommitted/unstashed files will be reset to their unmodified state. To keep them either stash changes away or see --merge option below. As @Velmont suggested below in his answer, in this direct case using: git rese...
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How to edit incorrect commit message in Mercurial? [duplicate]

I am currently using TortoiseHg (Mercurial) and accidentally committed an incorrect commit message. How do I go about editing this commit message in the repository? ...