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What is the proper way to re-throw an exception in C#? [duplicate]
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Couldn't agree more. It's truly surprising how many developers with 5+ years experience who don't truly understand exception handling best practices. I can't explain how much I want to poke my eyes out when I see try/catches that either s...
What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
...en the map phase is faster).
UPDATE: Since you are looking for something more official, you can also read Tom White's book "Hadoop: The Definitive Guide". Here is the interesting part for your question.
Tom White has been an Apache Hadoop committer since February 2007, and is a member of the Apac...
Static variables in JavaScript
...aps it should read MyClass.prototype.staticProperty = "baz"; or to be even more correct to OO principles the static property should actually be defined as an anonymous function MyClass.prototype.staticProperty = function () {return staticVar;} and so that all instances access a single variable which...
When to use MyISAM and InnoDB? [duplicate]
MyISAM is designed with the idea that your database is queried far more than its updated and as a result it performs very fast read operations. If your read to write(insert|update) ratio is less than 15% its better to use MyISAM.
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MySQL indexes - what are the best practices?
...ks), you need to update the index each and every time. So you do a little more work while you're writing new rows, but you save a ton of time when you're searching for something.
So, in general, indexing creates a tradeoff between read efficiency and write efficiency. With no indexes, inserts can...
Quick unix command to display specific lines in the middle of a file?
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Or more specifically 10 lines before: grep -B 10 ... Or 10 lines after: grep -A 10 ...
– Boy Baukema
May 21 '12 at 11:14
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Does using “new” on a struct allocate it on the heap or stack?
...ent question - and one to which the answer isn't just "on the stack". It's more complicated than that (and made even more complicated by C# 2). I have an article on the topic and will expand on it if requested, but let's deal with just the new operator.
Secondly, all of this really depends on what ...
How can I backup a remote SQL Server database to a local drive?
... you won't have to create before running the script. This should create a more accurate duplicate but is sometimes not available due to permissions restrictions.
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What is the difference between Hibernate and Spring Data JPA
...es declaratively using the @Transactional annotation.
Spring JDBC is much more lightweight, and it's intended for native querying, and if you only intend to use JDBC alone, then you are better off using Spring JDBC to deal with the JDBC verbosity.
Therefore, Hibernate and Spring Data are complemen...
How to run multiple Python versions on Windows
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