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Difference between “on-heap” and “off-heap”
Ehcache talks about on-heap and off-heap memory. What is the difference? What JVM args are used to configure them?
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
... answered Oct 1 '08 at 19:21
Kirk StrauserKirk Strauser
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Django - How to rename a model field using South?
I would like to change a name of specific fields in a model:
6 Answers
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Multithreading: What is the point of more threads than cores?
... In reality this isn't the case. Even if you have four cores and four working threads, your process and it threads will constantly be being switched out for other processes and threads. If you are running any modern OS, every process has at least one thread, and many have more. All these process...
The difference between the Runnable and Callable interfaces in Java
.... A Runnable, however, does not
return a result and cannot throw a
checked exception.
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How to get the client IP address in PHP [duplicate]
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Whatever you do, make sure not to trust data sent from the client. $_SERVER['REMOTE_ADDR'] contains the real IP address of the connecting party. That is the most reliable value you can find.
However, they can be behind a proxy server in which...
ASP.NET Web API OperationCanceledException when browser cancels the request
When a user loads a page, it makes one or more ajax requests, which hit ASP.NET Web API 2 controllers. If the user navigates to another page, before these ajax requests complete, the requests are canceled by the browser. Our ELMAH HttpModule then logs two errors for each canceled request:
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How to display all methods of an object?
I want to know how to list all methods available for an object like for example:
8 Answers
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Difference between float and double in php?
...Dec 11 '14 at 16:27
ratchet freak
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answered Jul 19 '10 at 12:14
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How to get values from IGrouping
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Since IGrouping<TKey, TElement> implements IEnumerable<TElement>, you can use SelectMany to put all the IEnumerables back into one IEnumerable all together:
List<smth> list = new List<smth>();
IEnumerable<IGrouping<...