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How to revert a Git Submodule pointer to the commit stored in the containing repository?
I have a git submodule in my main git repo. As I understand it, the main repo stores a SHA value (somewhere...), pointing to the specific commit of the submodule that it is "linked to".
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Mercurial undo last commit
...last.
Mercurial keeps a transaction log of the name of each file touched and its length prior to the transaction. On abort, it truncates each file to its prior length. This simplicity is one benefit of making revlogs append-only. The transaction journal also allows an undo operation.
See Tortoi...
Cost of exception handlers in Python
...nt division or modulo by zero
So, as expected, not having any exception handler is slightly faster (but blows up in your face when the exception happens), and try/except is faster than an explicit if as long as the condition is not met.
But it's all within the same order of magnitude and unlikel...
Yellow fade effect with JQuery
...t", {}, 1500);
As Steerpike pointed out in the comments, effects.core.js and effects.highlight.js need to be included in order to use this.
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How do I view cookies in Internet Explorer 11 using Developer Tools
...IE11. I see an option in network profiling to view cookies being sent back and forth, but this is not really the same thing. It is cumbersome to use since it's per request. Surely there must be a way to view all cookies like you can in IE10.
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Why can't (or doesn't) the compiler optimize a predictable addition loop into a multiplication?
...th a condition like data[c] & 0x80 or so that can be true for positive and negative values?). I had compilers make invalid optimisations (for example, a couple of years ago, I had an ICC (11.0, iirc) use signed-32-bit-int-to-double conversion in 1.0/n where n was an unsigned int. Was about twice...
Android Studio vs Eclipse + ADT Plugin? [closed]
...er update (25th of October 2016):
TL;DR
Eclipse ADT has been deprecated and should no longer be used.
Android Studio is a stable product and is updated much more frequently than IntelliJ
I chose to use Android Studio over IntelliJ about a year ago and haven't looked back.
When in doubt, use Andro...
lock(new object()) — Cargo cult or some crazy “language special case”?
I'm reviewing some code written by a consultant, and while dozens of red flags have already popped up, I can't wrap my head around the following snippet:
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Where does Android emulator store SQLite database?
I'm working on an Android application that stores data in a SQLite database. My question is, where does this database file get stored on the filesystem when you're using an emulator?
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How to get the current date and time
How do I get the current date and time in Java?
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