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What is the volatile keyword useful for?

...trol whether some code continues a loop. The loop tests the volatile value and continues if it is true. The condition can be set to false by calling a "stop" method. The loop sees false and terminates when it tests the value after the stop method completes execution. The book "Java Concurrency in P...
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Using an RDBMS as event sourcing storage

...ashioned state-based persistence). Therefore I wouldn't recommend option 1 and 2 at all. Below is the schema as used in Ncqrs. As you can see, the table "Events" stores the related data as a CLOB (i.e. JSON or XML). This corresponds to your option 3 (Only that there is no "ProductEvents" table beca...
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Compile, Build or Archive problems with Xcode 4 (and dependencies)

...ed over the past several weeks to cover more general issues with xcode4 (and upgrading projects form older xcode s). 14 ...
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Node.js vs .Net performance

I've read a lot about Node.js being fast and able to accommodate large amounts of load. Does anyone have any real world evidence of this vs other frameworks, particularly .Net? Most of the articles i've read are anecdotal or don't have comparisons to .Net. ...
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What is the difference between range and xrange functions in Python 2.X?

Apparently xrange is faster but I have no idea why it's faster (and no proof besides the anecdotal so far that it is faster) or what besides that is different about ...
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Encrypt & Decrypt using PyCrypto AES 256

...build two functions using PyCrypto that accept two parameters: the message and the key, and then encrypt/decrypt the message. ...
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What's a correct and good way to implement __hash__()?

What's a correct and good way to implement __hash__() ? 6 Answers 6 ...
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Can't update Macports (with Mac OS X Mavericks)

... Install the "Command Line Tools" first: sudo xcode-select --install (Explicitly agreeing to the license is sometimes necessary via "sudo xcodebuild -license") Then upgrade the ports: sudo port -v selfupdate ...
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What do the terms “CPU bound” and “I/O bound” mean?

What do the terms "CPU bound" and "I/O bound" mean? 11 Answers 11 ...
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Difference between Observer, Pub/Sub, and Data Binding

...hat is the difference between the Observer Pattern , Publish/Subscribe , and Data Binding ? 4 Answers ...