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en:infos:drachenpreis [2017-05-12 00:40]
mka
en:infos:drachenpreis [2017-05-12 01:15]
mka
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-[Swap's portrait©+{{:infos:swap-portrait.gif?200|Swap's portrait ©}}
  
 Every year the Forth Society e.V. honours an outstanding personality for his/her Forth activities. Started in 1986 as a plastic toy trophy, the SWAP-Dragon has been reborn in 1997 as a beautiful bronze sculpture. Every year the Forth Society e.V. honours an outstanding personality for his/her Forth activities. Started in 1986 as a plastic toy trophy, the SWAP-Dragon has been reborn in 1997 as a beautiful bronze sculpture.
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 When the programming language Forth became publically available in the early 80s, the book Starting Forth by Leo Brodie, formerly Forth Inc., was one of the sources for beginners. It became very popular not only because of the entertaining text but also because the insightful images, that described the different system components and operators as comic figures. To explain the operator SWAP Leo Brodie used a little two-headed dragon, which is today known as the SWAP-Dragon. Below is the original comic from the first edition of Starting Forth that allowed so many of us to understand, what SWAP was supposed to do: When the programming language Forth became publically available in the early 80s, the book Starting Forth by Leo Brodie, formerly Forth Inc., was one of the sources for beginners. It became very popular not only because of the entertaining text but also because the insightful images, that described the different system components and operators as comic figures. To explain the operator SWAP Leo Brodie used a little two-headed dragon, which is today known as the SWAP-Dragon. Below is the original comic from the first edition of Starting Forth that allowed so many of us to understand, what SWAP was supposed to do:
  
-[original Swap comic +{{ :infos:comic-strip.gif?400 |original Swap comic strip ©}}
-strip]©+
  
 The word SWAP is defined to swich the order of the top two stack items. As with the other stack manipulation operators, you can test SWAP at your terminal in "calculator style"; that is, it doesn't have to be contained in a definition. - Leo Brodie in Starting Forth 1st ed, p. 44 The word SWAP is defined to swich the order of the top two stack items. As with the other stack manipulation operators, you can test SWAP at your terminal in "calculator style"; that is, it doesn't have to be contained in a definition. - Leo Brodie in Starting Forth 1st ed, p. 44
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 But this is not the only reference to SWAP in Starting Forth. When SWAP sees the operator ROT, which exchanges the upper three entries of the data stack, he shivered over so much complexity: But this is not the only reference to SWAP in Starting Forth. When SWAP sees the operator ROT, which exchanges the upper three entries of the data stack, he shivered over so much complexity:
  
-[Swap and Rot©+{{ :infos:rot-strip.gif?400 |Swap and Rot ©}}
  
    
-The SWAP becomes the unofficial mascot of the FORTH society +The SWAP becomes the unofficial mascot of the FORTH societySometimes he appears on Forth-Shirts and on beer mugs (?) and always in our heads..
-Sometimes he appears on Forth-Shirts  +
-[a Swap T-Shirt] ©  +
-and on beer mugs (?) +
-[a Swap mug plan]  +
-and always in our heads..+
  
- +{{ :infos:swap-shirt_mug.jpg?400 |a Swap T-Shirt © and a Swap mug }}
  
 ===== 1986 – A prize is born ===== ===== 1986 – A prize is born =====
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 The plastic SWAP dragon had a notable property. It smelled surprisingly of strawberries! Unfortunately we cannot show that here. (So much for multimedia :-) Here a photo of the plastic trophy: The plastic SWAP dragon had a notable property. It smelled surprisingly of strawberries! Unfortunately we cannot show that here. (So much for multimedia :-) Here a photo of the plastic trophy:
  
-[a picture of the plastic Swap]+{{ :infos:plastic-swap.gif?400 ||a picture of the plastic Swap}}
  
    
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 When it became clear that what was meant with this all, must be older than ten years, the work on a bronze sculpture began. Rolf Kretzschmar, former editor of Vierte Dimension and sculptor, created a wonderful SWAP dragon sculpture, that happily bites into the upper stack entry. Here a photo of the SWAP dragon in bronze: When it became clear that what was meant with this all, must be older than ten years, the work on a bronze sculpture began. Rolf Kretzschmar, former editor of Vierte Dimension and sculptor, created a wonderful SWAP dragon sculpture, that happily bites into the upper stack entry. Here a photo of the SWAP dragon in bronze:
  
- [a picture of The Swap +{{ :infos:swap-bronze.gif?400 |a picture of The Swap Bronze ©}}
-Bronze©+
  
  
en/infos/drachenpreis.txt · Zuletzt geändert: 2021-11-17 23:02 von mka