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List all indexes on ElasticSearch server?
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For a concise list of all indices in your cluster, call
curl http://localhost:9200/_aliases
this will give you a list of indices and their aliases.
If you want it pretty-printed, add pretty=true:
curl http://localhost:9...
Boost.Asio的简单使用(Timer,Thread,Io_service类) - C/C++ - 清泛网 - 专注C/C++及内核技术
....除了使用boost::array,也可以使用char [] 或std::vector.
for (;;)
{
boost::array<char, 128> buf;
boost::asio::error error;
size_t len = socket.read_some(
boost::asio::buffer(buf), boost::asio::assign_error(error));
当服务器关闭连接时,boost::a...
What is a clean, pythonic way to have multiple constructors in Python?
I can't find a definitive answer for this. As far as I know, you can't have multiple __init__ functions in a Python class. So how do I solve this problem?
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How to apply a function to two columns of Pandas dataframe
... Added an example to my answer, hope this does what you're looking for. If not, please provide a more specific example function since sum is solved successfully by any of the methods suggested so far.
– Aman
Nov 12 '12 at 14:51
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std::vector performance regression when enabling C++11
I have found an interesting performance regression in a small C++ snippet, when I enable C++11:
1 Answer
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How to get name of exception that was caught in Python?
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The other answers here are great for exploration purposes, but if the primary goal is to log the exception (including the name of the exception), perhaps consider using logging.exception instead of print?
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What is __future__ in Python used for and how/when to use it, and how it works
...uently appears in Python modules. I do not understand what __future__ is for and how/when to use it even after reading the Python's __future__ doc .
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What's the UIScrollView contentInset property for?
... to me what the contentInset property in a UIScrollView instance is used for? And maybe provide an example?
5 Answers
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How to process SIGTERM signal gracefully?
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Thanks for the idea! I used a modified approach in reboot-guard. github.com/ryran/reboot-guard/blob/master/rguard#L284:L304
– rsaw
Sep 6 '15 at 15:28
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Rolling median algorithm in C
... ways to do it. The first is to sort the initial window of values, then perform a binary search to insert the new value and remove the existing one at each iteration.
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