Hello i have a little problem, i developped a script sftp client with node js that connect to an sftp server and grab some files, i tested it with my local server its working, but when i tried to use it with production server i received this error : Error: Handshake failed: no matching key exchange algorithm …
Tag: node.js
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…
How to convert node readable stream to RX observable
If I have a Node js stream, say for example from something like process.stdin or from fs.createReadStream, how can I convert this to be an RxJs Observable stream using RxJs5? I see that RxJs-Node has a fromReadableStream method, but that looks like it hasn’t been updated in close to a year. Answer For a…
Visual Studio Code: Run node script on save
I use Visual Studio Code (1.8.1) to write ECMAScript 6 for NodeJS 7.3 (so currently no TypeScript). I want to run the current script with node from the command line (node ${file}) every time the script file is saved. Is this possible? To be clear: NodeJS is not running as server, but used for executing cli sc…
‘Access-Control-Allow-Origin’ issue when API call made from React (Isomorphic app)
I’m running into an issue with my isomorphic JavaScript app using React and Express. I am trying to make an HTTP request with axios.get when my component mounts I am getting a status 200 res from the API, but I am not getting any response data and getting an error in my console However, if I make the re…
fs.readdir ignore directories
I would like to scan the folder, but ignore all the folders/directories that are included in it. All I have in the (C:/folder/) are .txt files and other folders, I just want to scan the txt files, and ignore the folders. Answer Use fs.readdir or fs.readdirSync method with options { withFileTypes: true } and t…
Webpack: Bundle.js – Uncaught ReferenceError: process is not defined
Here’s my webpack.config.js And Main.js The Bundle.js is inserted in my Index.html. The browser then gives the error: What should I change in the webpack.config.js to make this error go away? Answer You need to add a plugin to define your env (in webpack config):
How to access files in my public folder in node.js express
I am trying to access files located in my public folder, using express. My file structure looks like this My app.js is running on port 3000, and index.js cannot find background.jpg or style.css I am going by the docs so I have no idea why this is not working. Answer As your app.js and public folders are insid…
chart.js Failed to create chart: can’t acquire context from the given item
I never got into node so I am pretty sure I am doing something massively wrong here since I cannot find any info at all by googling. I have a django site and I wanted a JS charting library, I chose chart.js. I installed and like the docs, but after that I am unsure of what to do so I
Why do EnumPrintersA and EnumPrintersW request the same amount of memory?
I call EnumPrintersA/EnumPrintersW functions using node-ffi to get list of local printers accessible from my PC. You should create the buffer which will be filled with information by EnumPrinters function. But you do not know the required size of the buffer. In this case you need to execute EnumPrintersA/Enum…