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How can I recover a lost commit in Git?
...n in that list and you can reset to it (for example:git reset --hard e870e41).
(If you didn't commit your changes... you might be in trouble - commit early, and commit often!)
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What are the rules for evaluation order in Java?
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173
Let me say this very clearly, because people misunderstand this all the time:
Order of evalua...
When to use SELECT … FOR UPDATE?
...hout specifying FOR UPDATE explicitly.
To solve this problem, Thread 1 should SELECT id FROM rooms FOR UPDATE, thereby preventing Thread 2 from deleting from rooms until Thread 1 is done. Is that correct?
This depends on the concurrency control your database system is using.
MyISAM in MySQ...
How to tell Xcode where my info.plist and .pch files are
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I know this answer is answered and closed, but I'm going to add my discoveries here as it is s...
How to create a new (and empty!) “root” branch?
...h that is entirely independent of all the other branches in the repository 1 .
4 Answers
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What does the 'Z' mean in Unix timestamp '120314170138Z'?
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Yes. 'Z' stands for Zulu time, which is also GMT and UTC.
From http://en.wikipedia.org/wiki/C...
Conditional import of modules in Python
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I've seen this idiom used a lot, so you don't even have to do OS sniffing:
try:
import js...
Contributing to project on github, how to “rebase my pull request on top of master”
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You only show a fetch on the upstream repo. That doesn't actually update any of your local bra...
How to handle AccessViolationException
...tionException, COMException and everything else, but when Visual Studio (2010) intercepts the AccessViolationException, the debugger breaks on the method call (doc.OCR), and if I step through, it continues to the next line instead of entering the catch block. Additionally, if I run this outside of...