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Error: “dictionary update sequence element #0 has length 1; 2 is required” on Django 1.4
...e root cause was because I forgot to put name= on the last argument of the url (or path in Django 2.0+) function call.
For instance, the following functions throw the error from the question:
url(r'^foo/(?P<bar>[A-Za-z]+)/$', views.FooBar.as_view(), 'foo')
path('foo/{slug:bar}/', views.FooBa...
Facebook development in localhost
... Settings > Basic > Add Platform - Then select website)
Set the Site URL field (NOT the App Domains field) to http://www.localhost:3000 (this address is for Ruby on Rails, change as needed)
In your application initializer, put in code to detect the environment
Sample Rails 3 code
...
JavaScript: Create and save file [duplicate]
...e { // Others
var a = document.createElement("a"),
url = URL.createObjectURL(file);
a.href = url;
a.download = filename;
document.body.appendChild(a);
a.click();
setTimeout(function() {
document.body.removeChild(a);
...
Best way to parse RSS/Atom feeds with PHP [closed]
...ss BlogFeed
{
var $posts = array();
function __construct($file_or_url)
{
$file_or_url = $this->resolveFile($file_or_url);
if (!($x = simplexml_load_file($file_or_url)))
return;
foreach ($x->channel->item as $item)
{
$post...
`ui-router` $stateParams vs. $state.params
...te or $stateParams into a controller to get access to parameters in the URL. However, accessing parameters through $stateParams only exposes parameters belonging to the state managed by the controller that accesses it, and its parent states, while $state.params has all parameters, including t...
How to link to specific line number on github
...
Don't just link to the line numbers! Be sure to use the canonical URL too. Otherwise when that file is updated, you'll have a URL that points to the wrong lines!
How to make a permanent link to the right lines:
Click on the line number you want (like line 18), and the URL in your browser ...
How to build query string with Javascript
...
2k20 update: use Josh's solution with URLSearchParams.toString().
Old answer:
Without jQuery
var params = {
parameter1: 'value_1',
parameter2: 'value 2',
parameter3: 'value&3'
};
var esc = encodeURIComponent;
var query = Object.keys(params)...
How do I open links in Visual Studio in my web browser and not in Visual Studio?
If there is a URL in a source file comment, I can "CTRL + click to follow link." However, when I do this, the link opens inside Visual Studio. How can I make it open in my web browser--in my case, Google Chrome?
...
Is it a good practice to use an empty URL for a HTML form's action attribute? (action=“”)
...te: This step is a willful violation of RFC 3986, which would require base URL processing here. This violation is motivated by a desire for compatibility with legacy content. [RFC3986]
This definitely works in all current browsers, but may not work as expected in some older browsers ("browsers do w...
How do I avoid the specification of the username and password at every git push?
...b YOUR_USER@YOUR_IP:~/.ssh/authorized_keys/id_rsa.pub
3. Set your remote URL to a form that supports SSH 1
If you have done the steps above and are still getting the password prompt, make sure your repo URL is in the form
git+ssh://git@github.com/username/reponame.git
as opposed to
https://gi...