I’m trying to use raw queries from sequelize in an express app. My folder structure is: I want to use sequelize which I already define in /models/index.js from a controller. This is /models/index.js: I want to use a raw query in my price controller: But I’m getting this error message: How can I fi…
Tag: javascript
Playing sound in React.js
This is the code that I am using to play the sound with url (this.url) in my react app. When I press the play button, it gives me an error Uncaught TypeError: Cannot read property ‘setState’ of undefined I am not sure why this is happpening since I don’t see any undefined states. A;; states …
javascript file input onchange not working [ios safari only]
The code below works everywhere except on safari mobile. Apparently the onchange is never triggered. I have found similar examples however they all refer to scenarios where there is even a form of some other visible representation of the file input and they all involve form-clearing workarounds. That wouldn&#…
Array indexOf() vs includes() perfomance depending on browser and needle position
Is there any advantage to Array.prototype.includes() over Array.prototype.indexOf() depending on browsers (Chrome, Firefox) and needle item position (at the begging, middle, ending of the array)? Array.prototype.includes vs. Array.prototype.indexOf There is no browser specific information, there is no positio…
How to reset a date in Firefox input[type=date]?
Firefox v57.0.1 supports the attribute “date” for the HTML input tag. I would like in jQuery to reset the date value when the user click on a radio button like this: In order to get this result: My jQuery code: I tested: val(“”) val(null) val(“0000-00-00”) val( new Date() )…
Getting audio markers / cue points with the Web Audio API
If I have an audio file in WAV format containing markers (or “cue points”), is there a way to get an array of those markers, preferably using the Web Audio API? I seem to remember seeing a method to do so before, but I can’t seem to find it. Any help or suggestions would be great! Answer Tod…
Javascript create zip file
I am developing a website using react.js and admin-on-rest. One feature is allowing users to upload a pdf file. I get the file as type FILE and want to get the file from FILE, compress it to zip, and then make it to type FILE. So it should be FILE -> origin file -> zip file -> FILE from zip
How to stop swipe in ScrollView?
look this video of current scrolling behavior. i want, as soon as finger is lifted from screen, to disable scrolling. Edit: the video shows a user scrolling through a list. When the finger is lifted from the screen, you see the scrolling continues up or down for a short time. Answer I think what you need is: …
Firestore: Get subcollection of document found with where
I am trying to get the documents inside an subcollection which is part of an document found with the .where function Example: RootColl/ Doc A/ SubColl 1 Doc 1 Doc 2 Doc 3 SubColl 2 Docs Doc A/ SubColl 1 Doc 1 Doc 2 Doc 3 SubColl 2 Docs I want to get all the documents under SubColl 1 from
Vue v-on:click fails to work after build
I am using the example on here Vue slide example Integrated in my angular template. When I run ng serve and all works fine, but after I ran ng build and then start it with ng serve or from the dist folder with npm start without have done any code modification the content is loaded but is not possible to