Javascript: read ASCII characters from Unicode string
Quick ASCII characters reference: JavaScript stores strings as UTF-16 (double byte) > "\u{2122}" "™" > "\u2122" "™" > "\u{1f4ab}" "💫" > "\uD83D\uDCAB" "💫" If you…
Category: JS
Node.js: how to fix error server error at Socket.onPacket
How to fix Node.js client connect_error: Main raison is mismatched versions of socket.io in client and server. You can choose the match JS client library…
Node.js: how to stream a mp4 file
How to stream a mp4 file with Node.js Run test Note: fs.statSync will throw an error if file not exists: So, you should use try…
JS: Calculate Distance Between Two Coordinates
This routine calculates the distance between two points (given the latitude/longitude of those points). It is being used to calculate the distance between two locations:…
How to detect WebView Android and UIWebView IOS
Read first: Example User Agent Strings mobile How to detect WebView Android We see that, WebView user-agent string contains string Version, we do a test:…
GMaps: how to open all infoWindow when loaded map
Simple you can do it with some simple line code: Example:
Javascript: how to unshift an object?
How to unshift an object in Javascript? Here my method: Example: Result:
Javascript: how to reverse an object?
How to reverse an object in Javascript ? Here my method: Example: Result:
Date setTimezoneOffset method
As you all know, all date methods work only in the context of local time (user) or UTC, but sometimes you want to work in…
How to create websocket secure by using NodeJS
Method 1: In this article: How to run a https website with Nodejs, express and socket.io Method 2: use NGINX file .conf Now, you can…