REBOL (Relative Expression Based Object Language) is a cross-platform data exchange and multi-paradigm dynamic programming language designed by Carl Sassenrath, for network communications and distributed computing. The language and its official implementation are developed by REBOL Technologies.
Questions tagged [rebol2]
101 questions
10
votes
3 answers
String searching in Rebol or Red
I'm interested in searching on a lot of long strings, to try and hack out a sed-like utility in rebol as a learning exercise. As a baby step I decided to search for a character:
>> STR: "abcdefghijklmopqrz"
>> pos: index? find STR "z"
== 18
>>…
gnat
- 101
- 1
- 6
10
votes
1 answer
What is the summary of the differences in binding behaviour between Rebol 2 and 3?
The current in-depth documentation on variable binding targets Rebol 2. Could someone provide a summary of differences between Rebol 2 and 3?
Adrian
- 741
- 4
- 14
8
votes
2 answers
|Red Programming Language| How to get Cookies from a Webpage?
I searched a lot on Google as well as Stackoverflow. I could not find How to get Cookies (or in general, The HTTP Headers)from a Webpage and then edit it and send it back?
[I know how to make POST/GET requests using read/write but Cookies idk]
Noobscripter
- 1
- 9
7
votes
2 answers
REBOL layout: How to create layout words automatically - word has no context?
Using the REBOL/View 2.7.8 Core, I would like to prepare a view layout beforehand by automatically assigning words to various layout items, as in the following example.
Instead of
prepared-view: [across
cb1: check
…
jjr_
- 73
- 2
7
votes
1 answer
Rebol 2 Stopped working after upgrading to Ubuntu 15.10
Rebol 2 stopped working on Ubuntu after upgrading to 15.10.
I am getting error-
./rebol
./rebol: error while loading shared libraries: libXaw.so.7: cannot open shared object file: No such file or directory
Tried to install libXaw-
sudo apt-get…
Satish
- 133
- 8
7
votes
3 answers
Dynamically adding words to a context in REBOL
Imagine the following REBOL code:
foo: context [bar: 3]
I now have a context foo in which 'bar is defined. How can I dynamically inject a new word into this context? Is it possible?
I've tried:
set/any in foo 'baz 3
But that doesn't work because the…
Gregory Higley
- 15,923
- 9
- 67
- 96
7
votes
4 answers
is there an object constructor in rebol
I usually program by functions in an "instinctive" manner, but my current problem can be easily solved by objects, so I go ahead with this method.
Doing so, I am trying to find a way to give an object a constructor method, the equivalent of init()…
Pierre
- 530
- 5
- 13
6
votes
1 answer
How to remove the default title bar on rebol?
How to remove the default title bar on rebol?
金馆长
- 217
- 2
- 7
6
votes
1 answer
Escape symbols in Rebol url
I am using Rebol 2.7.8.3.1. I am trying to escape an @ symbol in my url, but it is not working. I have also tried manually escaping it, but that does not work either.
I have tried the following:
read ftp://mydomain:12345/path/to/@folderA
read…
senevoldsen
- 337
- 3
- 8
6
votes
2 answers
Debug and avoid periodic REBOL2 error, that try[] does not(?) catch?
Apparently un-catchable error while toying around with Rebol/Core (278-3-1) to make a kind-of web-server to serve a static text, containing a redirect link to a new service location.
The specific location of the error appear to be in example code…
fsteff
- 543
- 5
- 19
6
votes
1 answer
multi-line statements in REBOL?
An annoying problem I'm having with the REBOL3 REPL is that it won't accept multi-line statements. For instance, I would like to type "some_obj: make obj! [" , hit enter, and then continue the statement.
This is relevant for me as I am using a Vim…
Friendly Genius
- 305
- 3
- 12
6
votes
3 answers
Why do function "have memory" in REBOL?
In rebol I have written this very simple function:
make-password: func[Length] [
chars: "QWERTYUIOPASDFGHJKLZXCVBNM1234567890"
password: ""
loop Length [append password (pick chars random Length)]
password
]
When I run this…
Caridorc
- 6,222
- 2
- 31
- 46
6
votes
2 answers
Retrieving function arguments programmatically in Rebol
This works at the shell level:
>> a: "hello"
== "hello"
>> get to-lit-word "a"
== "hello"
But within a function like this:
f: func [ arg1 ] [
v1: get 'arg1
? v1
v2: get to-lit-word "arg1"
? v2
]
>> f "goodbye"
V1 is a string of…
dogeye
- 177
- 6
6
votes
1 answer
How to start the Rebol2 /View console on a server?
I want to run Rebol2 /View on an Ubuntu 14.04 server to be able to load a shared library (which apparently /Core cannot do).
I have managed to install all the required dependencies, but now I suspect, by default, /View wants to open the Viewtop…
mydoghasworms
- 18,233
- 11
- 61
- 95
5
votes
1 answer
How read file real time for chat application?
I'm trying to write a simple chat application in Rebol which is based on a single text file.
What would be the best way to read that file "real time"?
Right now I've got it working with this:
t1: text 600x300 wrap green black font-name…
lechuck
- 51
- 1