I’m using the autoComplete.Js library for my project. But I need it to work on IE11. I added the missing polyfills to make it work properly but I still get an issue. Autocomplete results should disappear by clicking on it and fill in the input with the selected result (classic autocomplete behavior). On…
Tag: javascript
I would like to make the submit button disable just after submitting
I would like to make the SUBMIT-BUTTON disable just after submitting. Here is what I wrote and it doesn’t work. Could you please give me a clue what the problem is? Answer When you click the submit button, the page reloads. That is why you don’t see the disabled attribute in action. You can add ev…
Why I got Illegal arguments error with simple hash function?
This is my code I run I expected hashed password. Why does terminal point to illegal arguments? Answer In an object literal, password : bcrypt.hash(this.password, salt) calls bcrypt.hash and assigns its return value to the password property. In the code you’ve shown, this doesn’t refer to the obje…
I want to print the data the user has submitted in html form
I want to print the user’s submitted data after he click on the “Submit Your Entries” button and display a massage for him says: Thanks ” Name” for your comments.. Your e-mail: example@yahoo.com Things you liked on my site: site design and Contents. for example here’s my co…
Preview an many image before it is uploaded
For the first input it works well, but not for the second. Instead of updating the second one it updates the first. How do I separate this two input previews with the same function? Answer Firstly, the IDs should be unieque, so set “load” to “load1” and “load2” for the img …
Javascript extract strings that match regex from text
I’m trying to get a set of strings from a paragraph that match the format of 4chan’s quotes: >>1111111 where it starts with >> followed by 7 digits. >>1111000 >>1111001 Yes, I …
Retain Values in two related Dropdown List after Page refresh
I have two dropdown lists where on changing the value in the first dropdown, the second dropdown is appended with the values based on the value selected in the first dropdown. My code is: Could anyone please suggest me how to retain the selected values in both dropdowns after page refresh? Answer Use localSto…
How to increase the width of a particular node of a hierarchy in D3.js?
I have a hierarchy layout as shown in the image below where the 3rd layer of nodes contains words that are quite long so I want to give these nodes more space to their left to make it easier to read. But I am not sure what to change to do so. Code for the node, path and the text:
React-Leaflet/React-Routing-Machine: Remove route and waypoints
I am using the following packages for my map: Essentially I have a Routing machine component which I’ve integrated with my Map and Markers i.e. (upon clicking two points on the map you get the route) you can drag each and the route updates! However at this point I have a button which resets everything, …
When do I must use the spread operator in useReducer?
I’ve noticed that in many useReducer examples, the spread operator is used in the reducer like this: However in many of my practices, I removed …state and had no issues at all. I understand that …state is used to preserve the state of the remaining states, but would a reducer preserve those …