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  1. I started, so I'll finish (and in case anyone's...

    I started, so I'll finish (and in case anyone's interested), using R: library(rvest) webpage <- data.frame("https://www.bloomberg.com/quote/INDU:IND" - Pastebin.com
    Salem - your sample code really...
  2. Thanks for the link, code and the nudge to...

    Thanks for the link, code and the nudge to upgrade my skills - the last is particularly apposite and I've been looking at R for solving this (and other) issue(s) and seem to be making some progress....
  3. no, not really, it's just my programming 'skills'...

    no, not really, it's just my programming 'skills' are largely limited to C++ so I was hoping to work within that.

    I know this is a C++ forum but if someone could drop me a line (either publicly...
  4. Getting high-frequency, real-time stock index data

    I'd like to get the level of the Dow Jones index every 2 minutes b/w 9.30 ET and 16.00 ET (i.e from market open to market close). I particularly like the yahoo finance page: ^DJI : Summary for Dow...
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    Using boost::asio (2)

    The earlier thread on this topic is now closed: https://cboard.cprogramming.com/cplusplus-programming/173551-using-boost-asio.html?highlight=
    So, an update through this post - I've managed to get...
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    Thanks, that clears it up.

    Thanks, that clears it up.
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    User-defined literals, C++14

    I'm trying to insert C++14 style user-defined literal suffixes into my code:

    # include <iostream>
    # include <string>

    int main()
    {
    auto str = "hello world"s;
    }
    Getting some variant of...
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    Tim: Now I've done so: ...

    Tim: Now I've done so:
    C:\MinGW7.1\MinGW\include\boost\boost-build>bootstrap.bat gcc
    This does the bootstrapping, albeit with couple of warnings I don't recall seeing earlier: Bootstrapping the...
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    John, Tim: I'm away from base until end July....

    John, Tim: I'm away from base until end July. Upon return I shall pick this one up again and let you know. In the meantime, many thanks for the additional heads-up. Regards, Sean
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    I'd if I could reach 5.2.2 'Identify Your...

    I'd if I could reach 5.2.2 'Identify Your Toolset' from here: Boost Getting Started on Windows - 1.64.0 but the problems I highlighted in previous post relate to 5.2.1 'Install Boost.Build' where the...
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    Salem, John – thanks for your replies Salem:...

    Salem, John – thanks for your replies
    Salem: nuwen-distro-boost didn't ship Boost.Build which includes the bootstrap.bat file (required in 5.1 here: Boost Getting Started on Windows - 1.64.0) So I...
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    Salem thanks, at least you've helped me put a...

    Salem thanks, at least you've helped me put a name to my problem!
    Reading further into the Boost documentation Boost Getting Started on Windows - 1.64.0 it seems there are two types of Boost...
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    Using boost::asio

    Earlier I'd asked re using the Boost that comes with nuwen distro:
    https://cboard.cprogramming.com/cplusplus-programming/172958-how-use-boost-comes-nuwen_distro.html?highlight=nuwen
    Since above...
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    Perfect Jim, many thanks

    Perfect Jim, many thanks
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    The additional ws appears after the first regex...

    The additional ws appears after the first regex object has executed where the previous digits used to be - one ws each from either side of the word boundary
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    Hello Jim - a well-placed query is often as...

    Hello Jim - a well-placed query is often as powerful as providing a complete answer, so thanks for your perspicacious line of questioning. The following works but I'm using two regex objects, the...
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    Regex_replace numbers in .txt file

    I want to regex_replace all numbers in a .txt file but for numbers with decimals the period separator remains:


    # include <iostream>
    # include <fstream>
    # include <string>
    # include <regex>
    ...
  18. hi laserlight: the stock selection screens can...

    hi laserlight: the stock selection screens can run directly upon the memory container but for deleting objects can we do it directly from the memory container (here I'm thinking primarily .txt files)...
  19. algorism: thanks for your reply the objects will...

    algorism: thanks for your reply
    the objects will be stocks (perhaps, later, other financial securities) where each stock object has a unique securities number. there is no requirement for sorting...
  20. Regular use, infrequent insert standard library (SL) container(s)

    What would be suitable SL container(s) for frequent search, sort etc but infrequent insertions after it has once been initialized? The container(s) would hold unique, custom objects and I'd like to...
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    many thanks algorism for your help throughout...

    many thanks algorism for your help throughout this entire discussion and always. Regards, Sean
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    algorism – when you put it like that the use of...

    algorism – when you put it like that the use of the std::atomic<bool> variable makes a lot more sense, thanks.
    I thought I might still be able to avoid using this variable by a call to f.get() just...
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    algorism – your program works like a charm, I...

    algorism – your program works like a charm, I simply can't thank you enough.
    There's one point though that I'm still not clear about: what is the role of the std::atomic<bool> variable (or perhaps...
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    algorism: not sure what would be the Windows'...

    algorism: not sure what would be the Windows' equivalents of:

    #include <sys/select.h>
    #include <termios.h>
    these would be required to define a windows version of reset_terminal_mode() in your...
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    algorism: many thanks for your reply. i need to...

    algorism: many thanks for your reply. i need to give it my undivided attention which I should be able to do over the upcoming w/e and will get back to you then. regards, sean
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