What I'm Researching...


Overview of RAMFS and TMPFS on Linux

Posted: 06 Nov 2008 11:02 PM CST

Map your memory as a drive? Wonder how this would work if you built a linux server with 32gb memory and mapped at least half that dedicated for simulations? How much faster would this be versus traditional disk-based sims?

Replacing multiple occurrences in nested arrays - Stack Overflow

Posted: 06 Nov 2008 10:58 PM CST

will this work in updating a dictionary of prices? if you have a dictionary of portfolio positions with values being python lists...would this be a good solution in updating the closing price of the stock (one of the items in the list)?

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What I'm Researching...


Linux Server, Linux Hardware

Posted: 26 Oct 2008 02:28 PM CDT

pre-installed linux provider

system76, Inc.

Posted: 26 Oct 2008 02:26 PM CDT

pre-installed linux computers (laptops, desktops, servers).

The R fCalendar package (pdf)

Posted: 26 Oct 2008 11:18 AM CDT

date, time, calendar manipulations in R. Sample functions are diffTimeDate, isWeekday, isWeekend, and the very cool timeNdayOnOrAfter, timeNthNdayInMonth, timeLastNdayInMonth.

How To... Mount Your Computer Screen

Posted: 26 Oct 2008 10:17 AM CDT

details how to wall mount your monitor. very cool.

Javascript style dot notation for dictionary keys unpythonic? - Stack Overflow

Posted: 23 Oct 2008 06:59 AM CDT

great thread on object-style dot notation. instead of stock['id'], this thread shows how to create stock.id.

vizierfx - Google Code

Posted: 22 Oct 2008 12:38 PM CDT

really cool flex library to display graphviz graphs. haven't explored the flex toolset before...but may have to check it out.

z/OS Workload Manager - How it works & How to use it (pdf)

Posted: 21 Oct 2008 12:18 AM CDT

Great summary on Workload Manager (WLM)...including tips for setup and troubleshooting existing setups.

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Author

  • Mike Taylor
    mike@taylortree.com
    I write about trading systems development, portfolio management, and systems research.

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