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How do I find duplicates across multiple columns?
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Rails auto-assigning id that already exists
...set_pk_sequence!(t)
end
I found the reset_pk_sequence! from this thread. http://www.ruby-forum.com/topic/64428
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What is uint_fast32_t and why should it be used instead of the regular int and uint32_t?
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What is the best way to concatenate two vectors?
...rance of concatenation of the sake of iteration. The boost::join function
http://www.boost.org/doc/libs/1_43_0/libs/range/doc/html/range/reference/utilities/join.html
will give you this.
std::vector<int> v0;
v0.push_back(1);
v0.push_back(2);
v0.push_back(3);
std::vector<int> v1;
v1.p...
Call a Server-side Method on a Resource in a RESTful Way
...good. And it is good mostly because it is simple.
The simplicity of plain HTTP (without SOAP envelopes and single-URI overloaded POST services), what some may call "lack of features", is actually its greatest strength. Right off the bat, HTTP asks you to have addressability and statelessness: the t...
How do you implement an async action delegate method?
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How to escape a JSON string containing newline characters using JavaScript?
... decodeURIComponent(uri_enc); //before you display/use the contents.
ref http://www.w3schools.com/jsref/jsref_decodeuricomponent.asp
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Apache Spark: map vs mapPartitions?
... map() and cleanup() function of MapReduce
Map Vs mapPartitions
http://bytepadding.com/big-data/spark/spark-map-vs-mappartitions/
Spark Map http://bytepadding.com/big-data/spark/spark-map/
Spark mapPartitions
http://bytepadding.com/big-data/spark/spark-mappartitions/
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How to implement an STL-style iterator and avoid common pitfalls?
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http://www.cplusplus.com/reference/std/iterator/ has a handy chart that details the specs of § 24.2.2 of the C++11 standard. Basically, the iterators have tags that describe the valid operations, and the tags have a hierarc...
How do I get the type name of a generic type argument?
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