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Tag: javascript

Digitally Signing a PDF in Modern Firefox/Chrome/Edge Browsers

I have been down several rabbit holes looking for an answer for this. I have a web application, written in AngularJS, that currently requires IE11 and the Acrobat plugin to digitally sign a PDF form. However, the plugin is garbage on IE11 and is not supported on modern browsers (which I define as Firefox, Chr…

Why [,,].join(‘ ‘) length is one less than array length?

What is the reason behind the length of string produced by joining var arr = [,,], like so: var str = arr.join(‘ ‘) being one less than length of arr. Answer As per MDN docs : If an element is undefined or null, it is converted to the empty string. In your case, you are creating an array with a

How to do two-way binding in Ag-grid

Is it possible to do a two way binding in vanilla Javascript? I am trying to do a two-way data binding in ag-grid and currently, I am only displaying the data via checkbox and no binding: I would like to do a two-way data binding for this checkbox so that by checking the checkbox, I am changing the cell-value…

Vuejs display result after completion of async request

I am displaying the name of the current user after querying it from the firestore database like so: then after fetching the result it should be something like below: However it does not display the name after the result is fetched immediately,since it takes some time. I am only able to show it after I change …