World: r3wp
[Core] Discuss core issues
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Volker 23-Sep-2006 [5411x2] | BTW you can manipulate a path like a block. And it may help to use 'in. |
But still ugly. | |
Anton 23-Sep-2006 [5413] | Henrik, what would rel-obj look like after issuing this ? add-relation [users male "Joe" age-group "Senior"] |
Henrik 23-Sep-2006 [5414] | make object! [ users: make object! [ male: [ "Joe" make object! [ age-group: ["Senior"] ] ] ] ] |
Gregg 23-Sep-2006 [5415x2] | %/C/ actually has more than one element. %/ only has one element, in the file sense, but it also has a special meaning. A path with one element is just a value, most likely a word. |
That said, I don't think they would be entirely useless, but the need for them seems very small. | |
BrianH 23-Sep-2006 [5417] | %/C/ is a file! not a path! A file! is a string type. |
Gabriele 24-Sep-2006 [5418] | the first element of a path! must be a word! (i'm not aware of any other ways to build a path, except for using make path! directly), and there must be a second element. |
Anton 24-Sep-2006 [5419] | :) I understand Brian, it was just my first retort. :) Of course, a 1-element path! would be indistinguishable from a word! |
Henrik 25-Sep-2006 [5420x3] | I'm trying to log into an FTP server with \ in the user name. Is that legal to use? I've tried a few different clients and only Total Commander will accept it. Rebol will not accept it as a valid URL, unless the \ is removed. The problem is that the webhost Talkactive apparently use \ in all their usernames... |
seems that Cyberduck can log in too | |
that's a bit of a problem | |
Pekr 25-Sep-2006 [5423] | then just merge \ with urlchars |
Henrik 25-Sep-2006 [5424] | how? |
Pekr 25-Sep-2006 [5425x4] | try the following: |
net-utils/url-parser/user-char: union net-utils/url-parser/user-char make bitset! #"\" | |
well, at least it worked for merging @ and # in .... | |
or simply use non one-liner - use port spec ... the limitation is there only with url format .... | |
Henrik 25-Sep-2006 [5429x3] | amazing. it works. |
but what is going on? :-) | |
so it changes which chars are legal in an URL? | |
Pekr 25-Sep-2006 [5432x2] | yes |
I have patched my user.r and never care once again | |
Henrik 25-Sep-2006 [5434] | is this in RAMBO or not generally something that would be considered a good idea? |
Pekr 25-Sep-2006 [5435] | no, RT claimed that their url parser is ok, according to RFC .... |
Henrik 25-Sep-2006 [5436x2] | well, it's a problem if you want to access certain webhosts, then... |
if \ breaks something in the URL parser, then it would be a problem of course, but then again, you can't rely that much on the FTP system in rebol | |
Pekr 25-Sep-2006 [5438x2] | it is the same as my email adress contains dot, - it is not according to RFC, but used so often, the parser has changed IIRC |
I prefer out-of the box functionality, and not a strick adhering to standards, if the usage is pretty common ... | |
Anton 25-Sep-2006 [5440] | That's a problem with FTP in general. There are some servers which break the standard (which is also open to interpretation in some areas). RT's url parser is doing the correct thing, but supporting FTP in the real-world means also dealing with "rogue" standard-breaking servers. You could argue that if RT includes FTP in the language they should go the whole way with it to prevent dashed expectations. On the other hand, you can see rebol is more about breaking with the past and coming up with new, more modern (and hopefully more reliable) protocols. (Of course, it is possible to have both.) |
Henrik 25-Sep-2006 [5441] | I would suggest an FTP powerpack then with as many bells and whistles as possible. |
Anton 25-Sep-2006 [5442x2] | I would check out FTP-Gadget, which was open-sourced by Reichart. (Where did I get it..? Qtask .. ?) |
So, I expect there to be a number of servers supported by FTP-Gadget. | |
Gabriele 25-Sep-2006 [5444x2] | henrik, use a block, not a url, i.e. open [scheme: 'ftp user: "\\\" ...] |
anyway, the problem is that rebol decodes percent-encoded characters in urls way too early, otherwise you would just encode the problematic char. (block format is still easier imo) | |
Graham 28-Sep-2006 [5446] | is it faster to load a string to see if it is a date, or try make date! and catch the error to peform the alternate action ? |
Oldes 28-Sep-2006 [5447x4] | I do error? try [date: to-date date] |
to-date! | |
no to-date:-) | |
>> t: now/time/precise loop 10000 [error? try [to-date "sss"]] now/time/precise - t == 0:00:00.047 >> t: now/time/precise loop 10000 [date? load "sss"] now/time/precise - t == 0:00:00.016 >> t: now/time/precise loop 10000 [error? try [to date! "sss"]] now/time/precise - t == 0:00:00.047 | |
Graham 28-Sep-2006 [5451] | so, it appears to be more than twice as fast to use 'load |
Henrik 28-Sep-2006 [5452] | I remember a discussion where it was concluded that load would sometimes not be useful for determining date validity. |
Graham 28-Sep-2006 [5453x4] | but then if the string is not a valid datatype .. you could cause an untrapped error. |
So, you have to wrap the whole operation around a try block anyway | |
Does 'load affect the global name space at all? | |
Henrik .. you're suggesting use to-date instead ? | |
Henrik 28-Sep-2006 [5457] | haven't tested it. I just remember the discussion. :-) |
Gabriele 28-Sep-2006 [5458] | to date! supports more date formats than load (for obvious reasons) |
Graham 28-Sep-2006 [5459x2] | got a quick example? |
of what you mean ..? | |
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