lodash Questions
5
Solved
I'm fighting with a custom comparison functions for Lodash's _.isEqualWith. I'd like a function such that this is works:
const comparisonFunc = /* ...TBC... */
// Should be true:
_.isEqualWith({ ...
Dymoke asked 10/9, 2019 at 16:27
3
I have an array of objects I'd like to order (essentially it's a table):
myArr = [{
name: 'John',
email: '[email protected]',
accepted: true
}, {
name: 'Alfred',
email: '[email pro...
Hydromel asked 22/10, 2017 at 12:15
5
Solved
I am using React Query to fetch data from an API in a React app. I want to implement debounce for better performance, but I'm having trouble getting it to work with useQuery. When I try to wrap my ...
Snowinsummer asked 17/4, 2023 at 0:35
3
Solved
I want to know if two or more arrays have common items, but I don't care what those items are. I know lodash has an _.intersection method, but I don't need it to run through every single item of ea...
Holcombe asked 2/4, 2015 at 15:13
4
Solved
I am trying to create a category tree using the array of json objects below.
I want to set a category as a child of another category if its parent equals the id of the other, and I want the posts a...
Beneficial asked 21/8, 2015 at 6:52
6
Solved
I've 2 array of objects that I'd deeply compare with lodash
However, I've a prob with it:
> var x = [{a:1, b:2}, {c:3, d:4}];
> var y = [{b:2, a:1}, {d:4, c:3}];
> _.difference(x,y, _.is...
Arborescent asked 6/5, 2016 at 6:24
4
Solved
In my Angular 8 TypeScript code I was importing lodash directy (e.g. import * as _ from 'lodash';). In my package.json I had "lodash": "^4.17.15".
I decided to install the @types/lodash-es module ...
Hubblebubble asked 2/1, 2020 at 15:25
6
Solved
I have this:
[
{ list: [ [Object], [Object] ] },
{ head: [ [Object], [Object] ] }
]
And want to turn it into this:
{
list: [ [Object], [Object] ],
head: [ [Object], [Object] ]
}
So an array...
Boehm asked 13/5, 2015 at 17:12
2
Solved
I am using Lodash's orderby to sort a number of elements based on a key property.
I want to prioritize them by another property (capacity) which is number from 0 to 9. Items with 0 capacity should...
Marriageable asked 2/9, 2018 at 7:49
30
Solved
I run npm install lodash but it throws Error: EACCES: permission denied error. I know it is permission issue but as far as I know, sudo permission is not required for installing node module locally...
15
Solved
I'm trying to add debouncing with lodash to a search function, called from an input onChange event. The code below generates a type error 'function is expected', which I understand because lodash i...
Refrigerator asked 29/3, 2016 at 20:6
28
Solved
I have a Javascript object like:
var my_object = { a:undefined, b:2, c:4, d:undefined };
How to remove all the undefined properties? False attributes should stay.
Mick asked 12/6, 2015 at 21:58
4
As we all know, lodash-es is built with a more modular syntax for supporting tree shaking by build tools.
However, chain related features means some functions are attached to a object/prototype ch...
Newcomb asked 2/8, 2017 at 13:25
12
Solved
I have this sample data returned from an API.
I'm using Lodash's _.groupBy to convert the data into an object I can use better.
The raw data returned is this:
[
{
"name": "jim",
"color": "blue...
Berkeleian asked 12/5, 2014 at 4:6
4
Solved
I'm banging my head against a well trying to do the following with lodash. I have an array of objects with more nested objects, which looks like this:
[{
id: 123,
name: 'John',
summary1: {
cou...
Mountaineer asked 19/5, 2017 at 17:46
17
Solved
I wonder if there is a simpler method in lodash to replace an item in a JavaScript collection? (Possible duplicate but I did not understand the answer there:)
I looked at their documentation but c...
Racial asked 24/12, 2014 at 20:6
4
Solved
I'm trying to debounce an onChange event when a user type in a input field.
I'm referencing these threads:
How can I perform a debounce?
Set input value with a debounced onChange handler
I have t...
Tensity asked 19/5, 2020 at 8:18
4
I'm trying to debounce a save function that takes the object to be saved as a parameter for an auto-save that fires on keystroke. The debounce stops the save from happening until the user stops typ...
Cannon asked 28/2, 2015 at 21:59
16
Solved
In the question Iterate a list as pair (current, next) in Python, the OP is interested in iterating a Python list as a series of current, next pairs. I have the same problem, but I'd like to do it ...
Charliecharline asked 12/8, 2015 at 18:55
2
Solved
Lodash has a nice chunk method for arrays; is there an equivalent for objects (associative arrays)? The imperative solution is pretty straight forward, but I'm just curious if there is a cleaner fu...
Inapprehensive asked 31/7, 2015 at 16:39
3
I am looking for sorting the list of objects based on key
Here is my object
var Categories = {
"social": [
{
"id": "social_001",
"lastModified": "2 Day ago"
}
],
"communication": [
{
"id...
Dygall asked 16/3, 2017 at 6:52
3
Solved
I have two arrays of objects that contain addresses that have a label and an object for the actual address:
var originalAddresses = [
{
label: 'home',
address: { city: 'London', zipCode: '12345...
Safari asked 31/8, 2016 at 9:42
18
Solved
I have this javascript object:
var arr1 = [{id:'124',name:'qqq'},
{id:'589',name:'www'},
{id:'45',name:'eee'},
{id:'567',name:'rrr'}]
var arr2 = [{id:'124',name:'ttt'},
{id:'45',name:'yyy'...
Highsmith asked 2/6, 2016 at 7:27
5
Solved
I understand that debounce in Undercore.js returns a function that will postpone its execution until the wait time is over.
My question is, is there an advantage of using debounce over the regular...
Tzar asked 11/4, 2016 at 12:16
3
Solved
I have a lodash variable;
var usernames = _.map(data, 'usernames');
which produces the following;
[
"joebloggs",
"joebloggs",
"simongarfunkel",
"chrispine",
"billgates",
"billgates"
]
H...
Tripersonal asked 17/5, 2016 at 12:52
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