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rails - Devise - Handling - devise_error_messages
...artl tut):
Create partial for error messages:
layouts/_error_messages.html.erb Put inside following code (here I use some bootstrap 3 classes):
<% if object.errors.any? %>
<div id="error_explanation">
<div class="alert alert-danger alert-dismissable">
<button ...
Jquery insert new row into table at a certain index
...) and .after() like this:
$('#my_table > tbody > tr').eq(i-1).after(html);
The indexes are 0 based, so to be the 4th row, you need i-1, since .eq(3) would be the 4th row, you need to go back to the 3rd row (2) and insert .after() that.
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Render Partial View Using jQuery in ASP.NET MVC
...returns the data as JSON, datatables.net/examples/data_sources/server_side.html
– tvanfosson
Feb 27 '14 at 12:50
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Rails - How to use a Helper Inside a Controller
...nt.find_each do |comment|
@comments << {:id => comment.id, :html => html_format(comment.content)}
end
end
end
Option 2: Or you can declare the helper method as a class function, and use it like so:
MyHelper.html_format(comment.content)
If you want to be able to use it as...
Remove header and footer from window.print()
...
Firefox :
Add moznomarginboxes attribute in <html>
Example :
<html moznomarginboxes mozdisallowselectionprint>
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Store JSON object in data attribute in HTML jQuery
I am storing data using the data- approach in a HTML tag like so:
13 Answers
13
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What does “for” attribute do in HTML tag?
...abel with a control element, as defined in the description of label in the HTML 4.01 spec. This implies, among other things, that when the label element receives focus (e.g. by being clicked on), it passes the focus on to its associated control. The association between a label and a control may also...
Chrome Extension how to send data from content script to popup.html
...e Extension API's.
Now the problem is I need to show the data on my popup.html page from the contentScript.js file.
I don't know how to do that I've tried reading the documentation but messaging in chrome I just can't understand what to do.
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How can I search for a multiline pattern in a file?
... but is much more widely installed. To find a complete title section of an html document, even if it spans multiple lines, you can use this:
grep -P '(?s)<title>.*</title>' example.html
Since the PCRE project implements to the perl standard, use the perl documentation for reference:
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How to serve an image using nodejs
...ts the minumum functionality of:
MIME types for most common files
serves HTML, JS, CSS, plain text and images
serves index.html as a default directory index
responds with error codes for missing files
no path traversal vulnerabilities
no race conditions while reading files
I tested every version...