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World: r4wp

[#Red] Red language group

GrahamC
11-Jan-2013
[5285]
Oh ...
Pierre
11-Jan-2013
[5286]
I've tried playing with the background in the CSS, but it is not 
really convincing... I got a dark red, which looks more like vomi 
d'ivrogne...
Bo
11-Jan-2013
[5287]
Off-topic warning: I know most of you know this, but for any noobs 
that come along:  With LCDs and LEDs, the number of photons remains 
constant no matter the color scheme as the LCD/LED layers just filter 
out the light that is already generated by the backlight.  Some advanced 
screens will dim the backlight to the intensity of the brightest 
pixel, but these screens aren't as common.
DocKimbel
11-Jan-2013
[5288]
vomi d'ivrogne
 Isn't that shade of red color better known as "Bordeau". ;-)
Pierre
11-Jan-2013
[5289x2]
yes, sort of...
you are more poetic than I am...
GrahamC
11-Jan-2013
[5291]
Regarding docs, the issue for me, and perhaps others, is that reading 
html on your portable device requires an internet connection. So, 
an offline version such as epub or pdf is an advantage
DocKimbel
11-Jan-2013
[5292]
Bo: ah thanks...then it is just for the eyes. ;-)
GrahamC
11-Jan-2013
[5293]
I do a lot of reading on an itouch ( should upgrade to something 
bigger )
Pierre
11-Jan-2013
[5294]
GrahamC: yes, I totally agree. I am quite often out of Internet connexion 
for long periods, so I do appreciate long html pages that I can save, 
rather than bunches of small html pages. A large pdf is even better. 
Or a large .txt file, actually.
DocKimbel
11-Jan-2013
[5295x2]
Well, all the existing Red docs are on github, so feel free to add 
PDF generation, I will gladly add them to the web site.
I'm not sure the Makedoc version I'm using supports PDF export though...it 
might need an upgrade to MD3.
Pierre
11-Jan-2013
[5297]
all the existing Red docs are on github
 => is that what is in Red/docs ?
GrahamC
11-Jan-2013
[5298]
Is there a MD3 that is OS?
DocKimbel
11-Jan-2013
[5299x2]
 is that what is in Red/docs ?

 Yes...except the "Red/System BNF grammar" doc that is produced directly 
 in PDF format by Rudolf.
MD3: I don't remember...but I sort of remember a MD version with 
PDF export...
GrahamC
11-Jan-2013
[5301]
Yes, we've been discussing this in R3 docs  There isn't one that 
is publically available.
DocKimbel
11-Jan-2013
[5302]
Hasn't Gabriele done a MD-to-PDF converter by any chance?
GrahamC
11-Jan-2013
[5303x2]
Gabriele's md3 was his literate documentation
I have a rather tortuous path using makedoc => asciidoc => pdf/epub
Kaj
11-Jan-2013
[5305]
Yes, Gabriele has a PDF generator. Don't remember if it supports 
MakeDoc format
DocKimbel
11-Jan-2013
[5306x2]
Can't someone from the community make a MD to Gab's PDF dialect converter?
Such tool would be useful both to Red and R3 projects.
GrahamC
11-Jan-2013
[5308]
Gab's PDF emitter is pretty old now.  Doesn't support active links
Chris
11-Jan-2013
[5309]
That, and I believe you'd still need to manage much of the typesetting.
GrahamC
11-Jan-2013
[5310]
And AFAIR, it doesn't support external images
Chris
11-Jan-2013
[5311]
It'd be a significant undertaking.
Henrik
11-Jan-2013
[5312]
Not sure how it works in PDF, but I wrote a VID/Postscript converter, 
using the layout engine of VID to "typeset" in postscript. Maybe 
this is the way to go for a PDF typesetter.
Kaj
11-Jan-2013
[5313]
Better move this to the #Red Docs channel
Chris
11-Jan-2013
[5314]
It'd be similar, but your converter only rendered to a single page, 
right?
Arnold
12-Jan-2013
[5315]
I would wait with the new site until it is possible and realistic 
to do it using Red.
long ago

 I explored a bit into themes for blogger that would give a better 
 fit for Red, but in the end the one chosen by Nenad turned out to 
 be far from the worst choice. (There were nice blue and green themes 
 but 'red' kind of limits the possibiities in that sense) The generated 
 CSS is like any generated webfile: big and bloated. I had no lust 
 in reducing it, spending a lot of time on it.
Henrik
12-Jan-2013
[5316]
My own website is done with Cheyenne and the HTML dialect and is 
very easy for me to maintain: Makedoc files are rendered on the fly 
to each webpage. I can SSH to the server and edit files as I please 
and there is nearly zero HTML involved.


Granted, there is no blog or comments section, but is another example 
of how a small toolchain (one Cheyenne executable and a few script 
files) can be used to build a good website.
Gabriele
12-Jan-2013
[5317]
i made a pdf emitter for QML: http://www.colellachiara.com/soft/Misc/qml/

still old stuff, though.
Kaj
12-Jan-2013
[5318]
Would boot.red be a suitable place to put bindings for individual 
functions? I would like to add a simple CALL implementation
DocKimbel
12-Jan-2013
[5319]
If you're thinking about OS bindings, they should go in %platform/ 
folder. Can't you add CALL to natives? If you need help I can give 
you a check-list of things to add to support a new native, it's pretty 
simple.
Kaj
12-Jan-2013
[5320]
I'll have a try
Kaj
13-Jan-2013
[5321]
I'd like to keep it simple and quick for now, so I've done the CALL 
implementation externally in the C library binding, where the Red/System 
counterpart is
DocKimbel
13-Jan-2013
[5322]
Kaj: could you please test if the fix for #277 solves also #381 for 
you?
Kaj
13-Jan-2013
[5323x2]
Will do
It fixes 381 but not 252
DocKimbel
13-Jan-2013
[5325]
Ok, thanks! I will see if I can add a fix for 251/252 too...
Kaj
13-Jan-2013
[5326]
I've done a complete build run and I see no regressions in the examples
DocKimbel
14-Jan-2013
[5327]
Kaj: I've made fixes for #251 and #252, does it work fine for you 
now?
Arnold
14-Jan-2013
[5328x2]
With the implementation of a random function on Red/System I have 
some questions:

#DEFINE seems to become obsolete towards version 2, no preprocessor 
anymore, so any progress on a decision? https://github.com/dockimbel/Red/wiki/Alternatives-to-Red-System-pre-processor-%23define


How are you supposed to implement an array, I can figure out some 
things about using a pointer, but I cannot believe it will work with 
the example value of 40000000h 

http://static.red-lang.org/red-system-specs.html#section-4.8(.3)

I do not have a clue if this is a realistic value as a memory-address, 
that is why a simple array could come in handy.


At this moment I will not worry about support of a L(ong) or 64 bit 
type, I'll work with 32 bits for now.
Time is another fine thing. The OS should support one or another 
timestamp that can be picked up and molded into a preferred representation?
DocKimbel
14-Jan-2013
[5330]
#DEFINE seems to become obsolete towards version 2, no preprocessor 
anymore, so any progress on a decision?


It is not the time for taking decision about Red/System v2. For the 
preprocessor replacement, we are for now just gathering ideas in 
the wiki.
Arnold
14-Jan-2013
[5331]
The fourth alternative suggested for defining a constant looks best 
to me, but personally I would just use caps for the name, assign 
a value and not even think about changing it ever again.
DocKimbel
14-Jan-2013
[5332]
The fourth alternative introduces a new datatype, so it has a high 
cost.
Arnold
14-Jan-2013
[5333]
Ah, message crossed, I like to be prepared for the future :)

Then I like my method of using a variable and keep it a constant 
myself (but hey I still am a COBOL programmer!)
DocKimbel
14-Jan-2013
[5334]
How are you supposed to implement an array, I can figure out some 
things about using a pointer, but I cannot believe it will work with 
the example value of 40000000h

What are you missing from using pointers?


I do not have a clue if this is a realistic value as a memory-address, 
that is why a simple array could come in handy.


The example is just showing how to do a dereferencing. It will probably 
crash on most systems if you use it with that value (reading should 
be safe on Windows, but writing not, as it is the default read-only 
memory starting page for PE executables). If you have a better alternative 
example that can work for real on all OS, feel free to submit a pull 
request. For example, retrieving the pointer value from an OS or 
C lib call would maybe be better (but much longer). My intention 
in this example was just to show how to dereference a pointer, how 
the pointer is initialized is a lesser concern.