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How to Store Historical Data

Some co-workers and I got into a debate on the best way to store historical data. Currently, for some systems, I use a separate table to store historical data, and I keep an original table for the current, active record. So, let's say I have table FOO. Under my system, all active records will go ...
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Message Queue vs Message Bus — what are the differences?

And are there any? To me, MB knows both subscribers and publishers and acts as a mediator, notifying subscribers on new messages (effectively a "push" model). MQ, on the other hand, is more of a "pull" model, where consumers pull messages off a queue. ...
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In which scenario do I use a particular STL container?

I've been reading up on STL containers in my book on C++, specifically the section on the STL and its containers. Now I do understand each and every one of them have their own specific properties, and I'm close to memorizing all of them... But what I do not yet grasp is in which scenario each of the...
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Advantages of std::for_each over for loop

Are there any advantages of std::for_each over for loop? To me, std::for_each only seems to hinder the readability of code. Why do then some coding standards recommend its use? ...
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How to test if a double is an integer

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F# development and unit testing?

I just got started with F#, which is my first functional language. I have been working quasi-exclusively with C#, and enjoy a lot how F# leads me to re-think how I write code. One aspect I find a bit disorienting is the change in the process of writing code. I have been using TDD for years in C# now...
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What are the differences between delegates and events?

What are the differences between delegates and an events? Don't both hold references to functions that can be executed? 12 ...
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log4j: Log output of a specific class to a specific appender

I use log4j and would like to route the output of certain Loggers to specific files. 2 Answers ...
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Batch files : How to leave the console window open

I have two batch files, one of them executes another, i.e. 9 Answers 9 ...
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How to initialize log4j properly?

After adding log4j to my application I get the following output every time I execute my application: 24 Answers ...