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C++ - passing references to std::shared_ptr or boost::shared_ptr
... on overuse of shared_ptrs, there wasn't agreement about the pass-by-value-vs.-reference issue.
– Nicol Bolas
Apr 1 '12 at 1:17
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Why do I need 'b' to encode a string with Base64?
....x?
Edit: See http://docs.python.org/release/3.0.1/whatsnew/3.0.html#text-vs-data-instead-of-unicode-vs-8-bit for the gory details of strings in Python 3.x
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What do Clustered and Non clustered index actually mean?
...es to all rows, not just those that are actually duplicates.
The clustered vs non clustered nomenclature is also used for column store indexes. The paper Enhancements to SQL Server Column Stores states
Although column store data is not really "clustered" on any key, we
decided to retain the traditi...
Why C# fails to compare two object types with each other but VB doesn't?
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Per msdn.microsoft.com/en-us/library/cey92b0t(v=vs.110).aspx, in section "Typeless Programming with Relational Comparison Operators": =, along with all the other relational comparison operators such as <, >=, etc., are given special treatment when both or either side...
Performance of foreach, array_map with lambda and array_map with static function
...a bit slower than using the named function. Now, comparing the array loop vs array_map calls, everything in the array loop is interpreted inline, without any call to a function, meaning no context to push/pop, just a JMP at the end of the loop, which likely explains the big difference.
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Error-Handling in Swift-Language
...xceptions are follows:
Syntax is a bit different: do-catch + try + defer vs traditional try-catch-finally syntax.
Exception handling usually incurs much higher execution time in exception path than in success path. This is not the case with Swift 2.0 errors, where success path and error path cost ...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
...ctice because they both are event message based: See my answer to RabbitMQ vs Akka.
If you're going to code only for the JVM then Akka is probably a good choice. Otherwise I would use RabbitMQ.
Also if you're a Scala developer, then Akka should be a no-brainer. However Akka's Java bindings are not...
Is cout synchronized/thread-safe?
...hat that information is for the most recent version of MSVC (currently for VS 2010/MSVC 10/cl.exe 16.x). You can select the information for older versions of MSVC using a dropdown control on the page (and the information is different for older versions).
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What is the difference between “INNER JOIN” and “OUTER JOIN”?
...laining the difference of putting additional conditions in the JOIN clause vs the WHERE clause. Kudos to you, Martin Smith.
– Old Pro
Dec 20 '14 at 4:48
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Loop through an array in JavaScript
...perties.
I would recommend you to read the following article:
Enumeration VS Iteration
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