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How can I get the sha1 hash of a string in node.js?
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Good idea. Note, however, that all objects (except arrays and null) will have the same sha1sum value since Object.toString() returns [object Object] by default. So sha1sum({}) === sha1sum({"foo":"bar"}) === sha1sum({"a":1}), etc.
– m...
How to display a confirmation dialog when clicking an link?
...e the confirm() function in an inline onclick handler.
<a href="delete.php?id=22" onclick="return confirm('Are you sure?')">Link</a>
Advanced event handling
But normally you would like to separate your HTML and Javascript, so I suggest you don't use inline event handlers, but put a c...
What is the opposite of evt.preventDefault();
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I had to delay a form submission in jQuery in order to execute an asynchronous call. Here's the simplified code...
$("$theform").submit(function(e) {
e.preventDefault();
var $this = $(this);
$.ajax('/path/to/script.php',
{
type: "POST",
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Set Additional Data to highcharts series
...9, 2],
[1515059838080, 3],
// you get the idea
]
}]
In order not to lose the benefits of the turbo threshold (which is important when dealing with lots of data points), I store the data outside of the chart and look up the data point in the tooltip formatter function. Here's an e...
Create a folder if it doesn't already exist
I've run into a few cases with WordPress installs with Bluehost where I've encountered errors with my WordPress theme because the uploads folder wp-content/uploads was not present.
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std::function and std::bind: what are they, and when should they be used?
...n occasional use that isn't partial function application, bind can also re-order the arguments to a function:
auto memcpy_with_the_parameters_in_the_right_flipping_order = bind(memcpy, _2, _1, _3);
I don't recommend using it just because you don't like the API, but it has potential practical uses...
Scala framework for a Rest API Server? [closed]
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In no particular order:
Akka HTTP
Spray
Paypal squbs (Akka/Spray)
DropWizard
REST.li
http4s
Blue Eyes
Finagle - A fault tolerant, protocol-agnostic RPC system
Play! and Play-mini! (article) (tutorial)
Lift / Lift JSON.- makes it simp...
Python class inherits object
...lets you customize how new class instances are created.
Method resolution order (MRO): in what order the base classes of a class will be searched when trying to resolve which method to call.
Related to MRO, super calls. Also see, super() considered super.
If you don't inherit from object, forget...
how to set textbox value in jquery
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I think you want to set the response of the call to the URL 'compz.php?prodid=' + x + '&qbuys=' + y as value of the textbox right? If so, you have to do something like:
$.get('compz.php?prodid=' + x + '&qbuys=' + y, function(data) {
$('#subtotal').val(data);
});
Reference: get...
How to find list intersection?
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If order is not important and you don't need to worry about duplicates then you can use set intersection:
>>> a = [1,2,3,4,5]
>>> b = [1,3,5,6]
>>> list(set(a) & set(b))
[1, 3, 5]
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