opa

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Compiling Opa programs takes a very long time

I just started learning Opa so please bear w开发者_运维问答ith me if my question is naive. I\'m following Opa book (found in binary package).Chapter 1 went so fine and smooth.Now when I try to build[详细]

2023-04-13 00:58 分类：问答
Opa Syntax Highlighting for Kate

I see there are syntax highlighting extensions for Vi and Emacs in Opa binary package.I use KDE as my 开发者_开发百科desktop environment so I was wondering if anybody knows such extensions for Kate?I[详细]

2023-04-13 00:55 分类：问答
Opa: Prevent Page Reload when Form Is Submitted

In Opa, how can I prevent a page reload when a form is submitted? When submit is pressed, I want to perform some client-side validation and only submit the form if validation passes.[详细]

2023-04-11 23:00 分类：问答
How do I manipulate a lowlevelarray in Opa?

For instance, how do I create a LowLevelArray that contains a set of integers: 1, 2, 3, 4, and 5? My understanding is that the easy way is to do myarray = @llarray(1, 2, 3, 4, 5) and that\'s great. B[详细]

2023-04-11 12:11 分类：问答
is there a mirror of the Opa API documentation?

The api documentation seems to be down right开发者_JS百科 now: http://doc.opalang.org/api/index.html[详细]

2023-04-11 05:26 分类：问答
tinymce editor using opa

import stdlib.core.web.resource Editor = {{ base_url = Resource.base_url?\"\" load = <script type=\"text/javascript\" src=\"{base_url}/tinymce/jscripts/tiny_mce/tiny_mce.js\"></script>[详细]

2023-04-09 20:29 分类：问答
Mail functionality using OPA

import stdlib.web.mail from = {name=\"name\" address={local=\"username\" domain=\"gmail.com\"}} to = {name=\"name\" address={local=\"username\" domain=\"gmail.com\"}}[详细]

2023-04-07 15:16 分类：问答
How to Fade content of a div?

I am new to OPA. I can replace the content of the div using DOM.transform but I want to fade that content before replacing with new one.[详细]

2023-04-06 19:46 分类：问答
Opa chat app not working

I copied opa chat application. It\'s working on OSX Lion but not on my 32 bit linux machine. I know that 32 bit is not supported but I was able to compile opa. I then compiled chat app. When I access[详细]

2023-04-06 05:16 分类：问答
How to use stdlib.upload without rendering the whole page in a hidden iframe?

Given the example chat room code in manual, I want to add a form for user to upload image using the Upload.html 开发者_高级运维function in standard lib. Below is the upload form code I wrote wraps in[详细]

2023-04-04 04:52 分类：问答