I want to make it so that when I press the save button, file explorer opens and opts me to choose location to save the JSON file of the canvas. I also want to be able to load the canvas with the JSON file via the load button. How can I get started with this? Any help is appreciated. Answer
Tag: json
Load JSON content from a local file with http.get() in Angular 2
I’m trying to load a local JSON file with http.get() in Angular 2. I tried something that I found here on Stack Overflow. It looks like this: This is my app.module.ts where I import the HttpModule and the JsonModule from @angular/http: In my component, I import Http and Response from @angular/http. Then…
How bind data in vue.js when my key consists dash (-) in JSON data?
My JSON data looks like: How can I bind this variable with style tag for vue component? I am trying to use it in the following way, but its not working. Answer You would generally access your component’s data properties in the template by directly referring to them, without prefixing this. or data.. In …
D3 how to properly get the key value INSIDE of a json object
I am trying to generate my column headers based on the key value of the returned json object. However it is returning as [0,1] rather than [key[1],key[2]]. This is my json data and I’m trying to use D3 to get the key’s of this object (which is “Label”, “Count” for example) …
JavaScript pCloud API call to fetch userinfo gives an error
While calling the api from JavaScript This HTTP request works fine https://api.pcloud.com/userinfo?username=xxxx@gmail.com&password=xxxx In the below code I want to call via JavaScript output in console XMLHttpRequest cannot load https://api.pcloud.com/userinfo?{}. Request header field Authorization is no…
JSON.parse returns string instead of object
im writing a websocket client and i would like to receive messages as json strings. For this I need a login. And if the login isn’t true i send a json string with nosuccess. JSON String: On the client I’m using this to get the string: But the type of data is a string… But why? evt.data retur…
curl: What’s the difference between -d and –data-binary options?
I’m trying to send a post request to a REST API. I noticed that everything works fine when I pass parameters with -d option in curl. Example: However, if a send parameters as a json object and using –data-binary, I receive an error from the Api (as if no parameters were received). Example: I thoug…
Accessing data parsed by readline & fs in node.js outside of the callback function
This question is different from the one linked as already having an answer. It is specifically this piece of code adapted from node.js documentation regarding the use of fs and readfile and looking for an end of file flag, which I’ve learned is readfile.close method. Thanks for the answer. I wrote a sma…
Serializing an ES6 class object as JSON
I’d like to serialize myClass object to json. One easy way I can think of is, since every member is actually javascript object (array, etc..) I guess I can maintain a variable to hold the member variables. this.prop.foo = this.foo and so on. I expected to find a toJSON/fromJSON library for class objects…
Import JSON file in React
I’m new to React and I’m trying to import a JSON DATA variable from an external file. I’m getting the following error: Cannot find module “./customData.json” Could some one help me? It works if I have my DATA variable in index.js but not when it’s in an external JSON file. …