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Set value to null in WPF binding
...
You can try using a ValueConverter (IValueConverter)
http://msdn.microsoft.com/en-us/library/system.windows.data.ivalueconverter.aspx
Of the back of my head here, something like:
public class DoubleConverter : IValueConverter
{
public object Convert(object value, Type tar...
How persistent is localStorage?
...Cookies" when Time range is "Everything" (via nsICookieManager::removeAll)
https://developer.mozilla.org/en/DOM/Storage
In DOM Storage it is not possible to specify an expiration period for any of your data. All expiration rules are left up to the user. In the case of Mozilla, most of those rules ar...
Custom li list-style with font-awesome icon
...; /* same as padding-left set on li */
}
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css">
<ul>
<li>Item one</li>
<li>Item two</li>
</ul>
Adjust the padding/font-size/etc to your likin...
Chrome Extension Message passing: response not sent
...
You can use my library https://github.com/lawlietmester/webextension to make this work in both Chrome and FF with Firefox way without callbacks.
Your code will look like:
Browser.runtime.onMessage.addListener( request => new Promise( resolve =...
Breaking up long strings on multiple lines in Ruby without stripping newlines
...e update your billing information.
HEREDOC
end
end
Blog post link: https://infinum.co/the-capsized-eight/articles/multiline-strings-ruby-2-3-0-the-squiggly-heredoc
The indentation of the least-indented line will be
removed from each line of the content.
...
AttributeError(“'str' object has no attribute 'read'”)
... (try help(json)), or by checking the documentation for those functions on http://docs.python.org .
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Push to GitHub without a password using ssh-key
...ing you for a username and password, your origin remote is pointing at the HTTPS URL rather than the SSH URL.
Change it to ssh.
For example, a GitHub project like Git will have an HTTPS URL:
https://github.com/<Username>/<Project>.git
And the SSH one:
git@github.com:<Username>...
Why does CSS work with fake elements?
...tually you can use custom elements. Here is the W3C spec on this subject:
http://w3c.github.io/webcomponents/spec/custom/
And here is a tutorial explaining how to use them:
http://www.html5rocks.com/en/tutorials/webcomponents/customelements/
As pointed out by @Quentin: this is a draft specificat...
Load and execute external js file in node.js with access to local variables?
...ircle.area(4));
This code was extracted from node.js documentation API:
http://nodejs.org/docs/v0.3.2/api/modules.html
Also, if you want to use something like Rails or Sinatra, I recommend Express (I couldn't post the URL, shame on Stack Overflow!)
...
Generate pdf from HTML in div using Javascript
...to include certain plugins and therefore have to do the following:
Go to https://github.com/MrRio/jsPDF and download the latest Version.
Include the following Scripts in your project:
jspdf.js
jspdf.plugin.from_html.js
jspdf.plugin.split_text_to_size.js
jspdf.plugin.standard_fonts_metrics.js
...