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Database Design for Revisions?
...ated databases the performance may be hit, but for my web-app, we get many more reads than writes and it seems to be performing pretty well. We even wrote a little VB.NET utility to automatically write the triggers based on the table definitions.
Just a thought!
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Java Reflection Performance
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Yes - absolutely. Looking up a class via reflection is, by magnitude, more expensive.
Quoting Java's documentation on reflection:
Because reflection involves types that are dynamically resolved, certain Java virtual machine optimizations can not be performed. Consequently, reflective opera...
What is the most efficient way to create HTML elements using jQuery?
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Furthermore, using $(document.createElement('div')); I would say is less efficient because it takes longer to write for the substantially tiny amount of benefit that you will get in the browser if you are only creating one element a...
Making a UITableView scroll when text field is selected
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Undo a Git merge that hasn't been pushed yet
... commit that is at the top of the log, and this commit has two parents (or more than 2 if you do an octopus merge). If you remove this one merge commit, then all of the older commits that came in from the merge will disappear, too. To be safe, though, after a reset git will tell you where the new he...
What exactly are DLL files, and how do they work?
...ile time; whereas dynamic linked libraries are not linked until run-time.
More on static and dynamic libraries:
You don't normally see static libraries though on your computer, because a static library is embedded directly inside of a module (EXE or DLL). A dynamic library is a stand-alone file. ...
Google App Engine: Is it possible to do a Gql LIKE query?
...t available.
Have a watch of this Google IO session for a much better and more detailed explanation of this.
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How can I count occurrences with groupBy?
...World=1}
(There's also the possibility of using groupingByConcurrent for more efficiency. Something to bear in mind for your real code, if it would be safe in your context.)
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C/C++ Struct vs Class
...n structs and classes in C#, but that's simply irrelevant to C++, and even more so to C. In C#, classes and structs are actually different; not so in C++, and C only has structs without OO.
– Antal Spector-Zabusky
Dec 21 '15 at 6:08
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Making a Location object in Android with latitude and longitude values
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