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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...
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",
...
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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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...
How to set up a PostgreSQL database in Django
...://localhost/phppgadmin/
and login using the new user you've created, in order to view the database.
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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...
Best way to store JSON in an HTML attribute?
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The HTML does not have to validate.
Why not? Validation is really easy QA that catches lots of mistakes. Use an HTML 5 data-* attribute.
The JSON object could be any size (i.e. huge).
I've not seen any documentation on browser limits to attribute sizes.
If you do run into them, ...
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...
What is the difference between Θ(n) and O(n)?
...ions aren't necessarily specific numbers, but instead functions of varying orders of magnitude such as log(n), n, n^2, (etc.).
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What is a plain English explanation of “Big O” notation?
... on comparison operations (comparing two nodes to determine their relative ordering). This assumes that comparison is expensive. But what if the comparison is cheap but swapping is expensive? It changes the comparison; and
complexity: if it takes me one second to sort 10,000 elements, how long wi...