I have blob url , i need to get it converted into a byte [] for storing purpose . I initially tried converting it to a base64 using FileReader Then used following to convert it to an array But I do not get the intended binary output .. Answer I managed to achieved this, and it might not be the
Tag: javascript
How to get actual element from document fragment?
I have a template like so: That I convert to document fragment like so: And then I add this element with append: Now the issue is that I need a reference to the appended element, but the reference I have is only a Dogument-Fragment instead of being a HTLMDivElement. How can I get the actual DOM element? Answe…
How to monitor incoming and outgoing network bytes from express & socket.io servers
I have an express server which also contains socket.io on it. I want to know how many bytes going outside and coming inside on each clients’ requests including HTTP and Socket (WSS). I’m looking for a solution with open source technologies. I found many tutorials online to get the read bytes insid…
convert array of object to array in javascript?
I have an array object like below: and I want to convert to an array like this: It would be highly appreciated if anyone can advise me!😊 Answer You could map the values.
How do I get the subscription status of a user in PayPal subscription API
I want to get whether the subscription is cancelled or not by the user in a certain period of time and if the subscription is cancelled I will block user from using some of the features how do I get the current status of the subscription in JavaScript without Node.js. Answer I recommend you to read the docume…
How to get File type object from url (image) in vuejs
I do have an image url lets say http://localhost/sample.jpg. i want to save this image url into a File object type as my component created. how can i achieve this with native js api? Answer One of the simple ways to do this is using fetch. After you have blob you can convert it to file. See How to convert
how to return boolean value based on condition check in array object javascript
I have object array obj1, obj2, if the name of object cannot have All key name return true if the name of object can have only one All key name and other object return false if the name of object can have only one All key name and no other object return true if the name of object has too
i have to call two button click events add and remove from jquery tabs,i’m using jquery forms
this is my code with add and remove buttons on a table inside a jquery tab, but when i call click event it is not calling it. i have added my code above, i need this add and submit button to work from jquery tabs, also these textbox values need to be saved as records, how can i identify each
String concatenation returning undefined on Jest test snapshot
I have the following react component and I am writing my tests like this Problem is when it is creating the snapshot, the type variable is returning undefined. I assume it has something to do with the string concatenation, because the “role” variable is writing correctly. here is the snapshot. So,…
ReactJS convert 2 arrays into table
I have 2 arrays which I want to render in a table. I would like to convert this as Note: The arrays are guaranteed to have the same length. Can someone please suggest how this can be dynamically done in React. Thanks Answer You can store all the rows in an array and then use it in the table: