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ontologiae

HN member
Joined
Tue, Apr 27, 2010, 8:34 AM UTC
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21 items

About ontologiae

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Recent public activity

  1. comment
    Comment #36196843

    I had to deal with it, when I hadto parse Transac-SQL code, and it's not handy. Very difficult to have a single executable file containing everything, it needs a whole subtree. OCa…

  2. comment
    Comment #34596257

    For normalization, for instance : Select stddev(col1)/avg(col1), stddev(col2)/avg(col2),... from mytable group by key. One line.

  3. comment
    Comment #34579303

    I use to write complex SQL query very usually, and I can say that it's far more concise than imperative code. Compared to it's own semantics, SQL is actually verbose, but its seman…

  4. comment
    Comment #33195124

    I think most of the problems come from insufficient semantic power of actual language. Most programming language, even the most advanced don't manage time, don't manage locality, a…

  5. comment
    Comment #32349148

    15 years ago I had the lighnight idea to interview my grandfather who join the french resistance during the WWII. I interviewed him about the life before the war, in the country an…

  6. story
  7. comment
    Comment #22702055

    * The text research feature : it highlight what you search for and you can switch to a regexp. It works well with1G+ log data * You can set a color for each tab, so you instantaneo…

  8. comment
    Comment #22695781

    There's an interesting language strongly influenced by Self : Lisaac ( http://www.lisaac.org ). Lisaac is a purely prototype language extending the Self's prototype paradigm with e…

  9. comment
    Comment #19506611

    Using MagnetoHydroDynamic, you can. You just have to use parietal Engine invented by Jean-Pierre Petit in 1975[1]. With this technology you can fly at Mach 8, easily.. [1] https://…

  10. comment
    Comment #19305003

    Every programmers should know something about memory, because software are becoming bloat [1] [2] because of a new generation of programmers who doesn't optimize their code. So, of…

  11. comment
    Comment #19266065

    Same. MPB 2012/FF65 Not the first time I notice that macOS has a lot of troubles with big IOs (disk, network, and now GPU)

  12. comment
    Comment #18861411

    Some years ago, I had to write program that extract a foot pressure platform for an orthopedist, and I had to do it with a closed-source Delphi API. Delphi was already old at that …

  13. story
  14. comment
    Comment #17640054

    AgensGraph is a graph database built on top of PostgreSQL. The ability of PostgreSQL to handle with graph drive the AgensGraph's Team to develop a special index type to manage edge…

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  16. comment
    Comment #17592080

    I wonder if this very clever approach is interesting in the energy consumption perspective. In this work ( http://hpc.pnl.gov/modsim/2014/Presentations/Kestor.pdf ) the author show…

  17. comment
    Comment #17201422

    Using PostgreSql, I tend now to directly generate query result in json. It implies an architecture model where you put the business logic and type safety in the RDBMS. It reduces t…

  18. comment
    Comment #17151578

    I think all experiments of languages that resembled natural languages will never work until one will try to ascend to a more high-level paradigm. Actuals programming language are b…

  19. comment
    Comment #16391701

    Good point : there's no parser inside the lexer, like PHP ;-)

  20. story
    Fantasy World OCaml

    What we would dream about OCaml

  21. comment
    Comment #3756232

    Several possibilities : - A very clever and complete type analysis. The compiler can thus optimize at best the code without runtime type-checking code. - If possible, a flow analys…