In this tutorial, we are going to show you how to install the Graylog server on Ubuntu 22.04 OS. Graylog is an open-source log management system that collects, analyzes, and sends alerts… Read More

"shasum check failed" Error while installing Phonegap Problem I have problem while installing PhoneGap on my Mac OS machine using: sudo npm install -g phonegap Error message: npm ERR! E… Read More

Phonegap installation issue (shasum check failed) Problem I'm trying to install phonegap on Ubuntu 13.04 (Raring Ringtail). It runs fine for a whole lot of packages and then all of a sudden… Read More

Is it possible to run npm package installation locally from a downloaded bundle? Problem I am quite new to NodeJS, so please excuse me if my question is naive. I find it fascinating to run… Read More

Verify PKCS#7 (PEM) signature / unpack data in node.js Problem I get a PKCS#7 crypto package from a 3rd party system. The package is not compressed and not encrypted, PEM-encoded, signed wi… Read More

How do you process a basic Websocket frame Problem I am writing my own implementation for web sockets instead of socket.io and the like. I have a good handshake but when the client sends t… Read More

Lock: I am trying to retrieve a var hash to use it in another module. but I have a problem with callback. I have the error "callback is not a function". I use callback because my variable ha… Read More