RubyNoName Podcast S05E13: Rails 4 and Ruby 1.8.7 death

podcast Link: rubynoname.ru/posts/2013/S05E13.html

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Python-digest #8. News, interesting projects, articles and interviews [20 Dec 2013 — 27 Dec 2013]

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in a Hurry to congratulate all with coming new year. The gift I really is quite small — all the same latest news about Python and surrounding technologies. But there are interesting things about searching, Android applications, graphical interface for databases, OAuth, TDD, CMS and other letter combinations. The results of the vote previous digest with a lead of as many as six votes I not allowed to do the release on 3 January, we expect the extended version of January 10, Thank you owlman for illustration to the issue. By the way, he also writing about Python but unfortunately, not very often. Dreams patch the day to 30 hours instead of 24. the Articles and interviews the the time series Analysis with python An attempt to describe the process of analyzing time series using the statsmodels module. TDD with Django 1.6 An example implementation of the approach code development based on writing tests and subsequent writing code that passes those tests....
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Good day, dear readers. Today's article will be devoted to the comparison of models of working with hierarchical data in PostgreSQL via Django app. In the article I specifically do not use a clean implementation in the database, because I'm interested in is performance in an environment close to combat. All tests were performed on my data and results are relevant for this data on your data the result may differ from that obtained in the article. Model implementation of the hierarchical structures in the database For working with such structures in PostgreSQL you can use the following modely : the Adjacency model (AM) — model, when the column is stored parent; the Nested Sets (NS) model when paired column stores the range of all sub-elements; the Materialised Path model (MP) model, when the column is stored the full path to the element. Also details about the implementation of hierarchical structures in a relational database, you can read here . To imp...
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google life search

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Yesterday Google announced the Live search So, what is it and how to use it? Did it make your search more relevant and convenient for users? How to get it, where to enter a query to see live results? The algorithm is still driven around and while fully works only for English queries. You enter the query and see the results of the search in the middle of the page in the section Latest result for “your request”. Can try enter your query here . For example, a request Obama. About the middle of the page is visible to block the Latest results that are updated in real-time. New results on request Obama constantly updated and added to the search results. If this text is annoying, you can pause by clicking "Pause", but completely remove the "live search" from the results it is impossible. Adam Smith, a Google employee, guiding the development of new search system in real time, says that not all queries can be seen regularly updated information: ...
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