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What is the most efficient string concatenation method in python?

... 64 ''.join(sequenceofstrings) is what usually works best -- simplest and fastest. ...
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Using arrays or std::vectors in C++, what's the performance gap?

...bly code was generated by gcc 4.1.0 invoked with g++ -O3 -S on a // x86_64-suse-linux machine. #include <vector> struct S { int padding; std::vector<int> v; int * p; std::vector<int>::iterator i; }; int pointer_index (S & s) { return s.p[3]; } // movq 32(%rd...
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JavaScript global event mechanism

... 648 How to Catch Unhandled Javascript Errors Assign the window.onerror event to an event handler ...
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Technically, why are processes in Erlang more efficient than OS threads?

...ory so the granularity of the page tables goes up – you end up using say 64kB for a process you know running in a few hundred bytes. I think it answers if not all, at least a few of my questions share | ...
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How to bring back “Browser mode” in IE11?

... To make this reg hack work for me I also had to update the ITBar7Layout64 value. It worked then, however closing and opening F12 tools crashed IE :) Good thing I made a backup of the reg key. – Ian Yates Aug 7 '13 at 5:09 ...
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What is the difference between up-casting and down-casting with respect to class variable

... 64 Down-casting and up-casting was as follows: Upcasting: When we want to cast a Sub class to Su...
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How do I make calls to a REST api using C#?

...w System.Net.Http.Headers.AuthenticationHeaderValue("Basic", Convert.ToBase64String(cred)); client.DefaultRequestHeaders.Accept.Add(new System.Net.Http.Headers.MediaTypeWithQualityHeaderValue("application/json")); System.Net.Http.HttpContent content = new StringContent(DATA,...
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How are parameters sent in an HTTP POST request?

....php HTTP/1.1 Host: 127.0.0.1 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:18.0) Gecko/20100101 Firefox/18.0 Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8 Accept-Language: en-US,en;q=0.5 Accept-Encoding: gzip, deflate DNT: 1 Referer: http://127.0.0.1/pass.php Cookie:...
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How to use a class from one C# project with another C# project

... 64 Simply add reference to P1 from P2 ...
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Reference requirements.txt for the install_requires kwarg in setuptools setup.py file

... 64 Requirements files use an expanded pip format, which is only useful if you need to complement y...