Author Archives: mcturra2000

About mcturra2000

Computer programmer living in Scotland.

Newbies thoughts on #drracket and #scheme in general

I have toyed with scheme/lisp in the past. Like most people, I have thought “that’s really cool,” and then gone back to programming in whatever language I was using before. Lisp, I found, has a high barrier to entry, and … Continue reading

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Magic Hat Portfolio: FXPO stays in

Metals & Mining company FXPO (Ferrexpo) is due to be kicked out of the portfolio by rotation. The market reacted badly to its recent trading statement, and it has a Stockopedia StockRank of 68. It is down 36.4% since purchase. … Continue reading

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#JPR: Johnston Press – in the news

JPR (Johnston Press) is trending on Twitter. It owns the Scotsman and Yorkshire Post, and it is looking to restructure or refinance its debt. Its share price is highly volatile, and claims that it “knows of no operational or corporate … Continue reading

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RPC followup

A year ago I wrote about RPC (https://mcturra2000.wordpress.com/2017/07/12/rpc-my-own-thoughts/), presenting a negative view. Since then, the shares have fallen 3.6% from 773p to 745p, whilst the ASX has risen 4.0% from c. 4025 to 4187. What worried me was: a chart … Continue reading

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Magic Hat: MGNS in, LSL out

The MHP (Magic Hat Portfolio) on Stockopedia (http://www.stockopedia.com/fantasy-funds/magic-hat-463/) is an experiment by me to see if a human can improve on a mechanical Greeblatt Magic Formula screen. I am trying to weed out “mistakes” that I feel the screening commits: … Continue reading

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Magic Hat: CTO in, EPWN out

The MHP (Magic Hat Portfolio) on Stockopedia (http://www.stockopedia.com/fantasy-funds/magic-hat-463/) is an experiment by me to see if a human can improve on a mechanical Greeblatt Magic Formula screen. I am trying to weed out “mistakes” that I feel the screening commits: … Continue reading

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Using std::variant as YYSTYPE/yylval in gnu bison for C++17

My blang project, which is a BASIC interpreter, uses  top-down recursive-descent parsing. I have been wondering if I could obtain better mileage from using flex/bison. Bison is quite old now, having last being updated in 2015 at version 3.0.5. So … Continue reading

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