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Is there a MySQL option/feature to track history of changes to records?
...QL database. So when a field has been changed, the old vs new is available and the date this took place. Is there a feature or common technique to do this?
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Exotic architectures the standards committees care about
I know that the C and C++ standards leave many aspects of the language implementation-defined just because if there is an architecture with other characteristics, it would be very difficult or impossible to write a standard conforming compiler for it.
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What is the purpose of Looper and how to use it?
I am new to Android. I want to know what the Looper class does and also how to use it. I have read the Android Looper class documentation but I am unable to completely understand it.
I have seen it in a lot of places but unable to understand its purpose. Can anyone help me by defining the purpos...
Difference between string and char[] types in C++
I know a little C and now I'm taking a look at C++.
I'm used to char arrays for dealing with C strings, but while I look at C++ code I see there are examples using both string type and char arrays:
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What are the benefits of dependency injection containers?
I understand benefits of dependency injection itself. Let's take Spring for instance. I also understand benefits of other Spring featureslike AOP, helpers of different kinds, etc. I'm just wondering, what are the benefits of XML configuration such as:
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What is the difference between a strongly typed language and a statically typed language?
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What is the difference between a strongly typed language and a statically typed language?
A statically typed language has a type system that is checked at compile time by the implementation (a compiler or interpreter). The type check rejects some programs, and programs that pass...
What size should apple-touch-icon.png be for iPad and iPhone?
Are Apple touch icons bigger than 60x60 supported, and if so, what dimensions should I use for the iPad and iPhone?
11 Answ...
Why does C++ need a separate header file?
...ile with the same functions as in the .cpp file. It makes creating classes and refactoring them very difficult, and it adds unnecessary files to the project. And then there is the problem with having to include header files, but having to explicitly check if it has already been included.
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Visual Studio displaying errors even if projects build
I have a problem with Visual Studio on a C# solution. It displays totally random errors, but the projects build. Right now, I have 33 files with errors, and I can see red squiggly lines in all of them.
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git merge: apply changes to code that moved to a different file
... git did not notice that the code in the new file was the same as the old, and so none of my changes are there.
3 Answers...