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How to update Python?
... 2012. I can't find any consensus on whether I should completely uninstall and wipe this version before putting on the latest version.
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What are the effects of exceptions on performance in Java?
Question: Is exception handling in Java actually slow?
18 Answers
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What is the difference between a schema and a table and a database?
... but not wrong; but do you really think a selfproclaimed n00b would understand that?
– Stein G. Strindhaug
Nov 18 '08 at 13:49
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How important is the order of columns in indexes?
... Also keep in mind, suppose your Index is like the picture above, and your query filters on column1 and column2, but column2 is more unique and what you really want to filter on is actually column2, then its more beneficial to just have a index where column 2 is first. This may seem counte...
When is the thread pool used?
So I have an understanding of how Node.js works: it has a single listener thread that receives an event and then delegates it to a worker pool. The worker thread notifies the listener once it completes the work, and the listener then returns the response to the caller.
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How do cache lines work?
I understand that the processor brings data into the cache via cache lines, which - for instance, on my Atom processor - brings in about 64 bytes at a time, whatever the size of the actual data being read.
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What is Mocking?
...-memory structure for storing records. The object under test can then read and write records to the database stub to allow it to execute the test. This could test some behavior of the object not related to the database and the database stub would be included just to let the test run.
If you instead ...
RequestDispatcher.forward() vs HttpServletResponse.sendRedirect()
What is the conceptual difference between forward() and sendRedirect() ?
9 Answers
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What are MVP and MVC and what is the difference?
When looking beyond the RAD (drag-drop and configure) way of building user interfaces that many tools encourage you are likely to come across three design patterns called Model-View-Controller , Model-View-Presenter and Model-View-ViewModel . My question has three parts to it:
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