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CORS - What is the motivation behind introducing preflight requests?
...echanism that allows a web page to make XMLHttpRequests to another domain (from wikipedia ).
10 Answers
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Calling method using JavaScript prototype
Is it possible to call the base method from a prototype method in JavaScript if it's been overridden?
14 Answers
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Creating .pem file for APNS?
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Here is what I did, From:blog.boxedice.com and "iPhone Advanced Projects" chapter 10 byJoe Pezzillo.
With the aps_developer_identity.cer in the keychain:
Launch Keychain Access from your local Mac and from the login keychain, filter by the Ce...
cocktail party algorithm SVD implementation … in one line of code?
...ll help someone.
You need 2 audio recordings. You can get audio examples from http://research.ics.aalto.fi/ica/cocktail/cocktail_en.cgi.
reference for implementation is http://www.cs.nyu.edu/~roweis/kica.html
ok, here's code -
[x1, Fs1] = audioread('mix1.wav');
[x2, Fs2] = audioread('mix2.wav'...
Adding a Method to an Existing Object Instance
...rary/new.html
In the example below I've deliberately removed return value from patch_me() function.
I think that giving return value may make one believe that patch returns a new object, which is not true - it modifies the incoming one. Probably this can facilitate a more disciplined use of monkeyp...
Rerender view on browser resize with React
...e event, something like this:
import React, { useLayoutEffect, useState } from 'react';
function useWindowSize() {
const [size, setSize] = useState([0, 0]);
useLayoutEffect(() => {
function updateSize() {
setSize([window.innerWidth, window.innerHeight]);
}
window.addEventL...
How to get relative path from absolute path
...tivePath, else, use this.
/// <summary>
/// Creates a relative path from one file or folder to another.
/// </summary>
/// <param name="fromPath">Contains the directory that defines the start of the relative path.</param>
/// <param name="toPath">Contains the path that...
Remove DEFINER clause from MySQL Dumps
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The sed command does not remove DEFINER clause from procedures and functions. Here is the enhanced version that handles views, triggers, procedures and functions: sed -e 's/DEFINER[ ]*=[ ]*[^*]*\*/\*/' | sed -e 's/DEFINER[ ]*=[ ]*[^*]*PROCEDURE/PROCEDURE/' | sed -e 's/DE...
How to call function of one php file from another php file and pass parameters to it?
I want to call a function in one PHP file from a second PHP file and also pass two parameters to that function. How can I do this?
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Git log to get commits only for a specific branch
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From what it sounds like you should be using cherry:
git cherry -v develop mybranch
This would show all of the commits which are contained within mybranch, but NOT in develop. If you leave off the last option (mybranch), i...