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Remove an item from array using UnderscoreJS
...score.js, you could combine .findWhere with .without:
var arr = [{
id: 1,
name: 'a'
}, {
id: 2,
name: 'b'
}, {
id: 3,
name: 'c'
}];
//substract third
arr = _.without(arr, _.findWhere(arr, {
id: 3
}));
console.log(arr);
<script src="https://cdnjs.cloudflare.com/...
What does “./bin/www” do in Express 4.x?
...from the core Express (except the static middleware), thus they need to be called separately (what you see in app.js).
The bin/ directory serves as a location where you can define your various startup scripts. The www is an example to start the express app as a web server.
Ultimately, you could ha...
What is the canonical way to determine commandline vs. http execution of a PHP script?
...hy and it actually makes sense. If anything it's just to get back @hop for calling php no language for serious programmers :D
– ChrisR
Sep 30 '10 at 11:36
1
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How to get the currently logged in user's user id in Django?
How to get the currently logged-in user's id?
4 Answers
4
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How to find duplicates in 2 columns not 1
I have a MySQL database table with two columns that interest me. Individually they can each have duplicates, but they should never have a duplicate of BOTH of them having the same value.
...
Get specific ArrayList item
...ayList API doc.
Please always refer API documentation .. it helps
Your call will looklike following :
mainList.get(3);
Here is simple tutorial for understanding ArrayList with Basics :) :
http://www.javadeveloper.co.in/java/java-arraylist-tutorial.html
...
How do you specify the date format used when JAXB marshals xsd:dateTime?
... there is not any problem. There will be (performance) problem if multiple calls are made.
– Mike Argyriou
Aug 14 '17 at 13:29
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show 4 more...
How can I reset a react component including all transitively reachable state?
...wn state initializer function getInitialState() - react throws a warning - call it anything else and explicitly do state = this._getInitialState() in the top level of the class.
– thom_nic
Jan 12 '16 at 21:34
...
Understanding Python's “is” operator
...ation for the is operator:
The operators is and is not test for object identity: x is y is true if and only if x and y are the same object.
Use the == operator instead:
print(x == y)
This prints True. x and y are two separate lists:
x[0] = 4
print(y) # prints [1, 2, 3]
print(x == y) # p...
How to add ID property to Html.BeginForm() in asp.net mvc?
I want to validate my form using jquery but it doesn't have an ID property as of now how to add it to the form in asp.net mvc? I am using this...
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