node

< 1 min readTo print text to the console without a trailing newline in Node.js, you can use the process.stdout.write() function instead of the console.log() function. The …

< 1 min readTo access form fields in an HTTP POST request in an Express.js app, you can use the body-parser middleware. The body-parser middleware parses the …

2 min readTo change the font color of text output to the console in Node.js, you can use ANSI escape codes. ANSI escape codes are special …

< 1 min readTo parse a JSON string in Node.js, you can use the JSON.parse() function. This function takes a JSON string as an argument and returns …

2 min readTo create a directory in Node.js, you can use the fs (file system) module and the fs.mkdir() function. This function takes a path and …

< 1 min readWhen installing a package using npm (the package manager for Node.js), you can use the –save flag to add the package to your project’s …

< 1 min readTo Base64-encode a string in Node.js, you can use the Buffer class and its .toString() method. Here’s an example: You can also use the …

< 1 min readTo uninstall an npm module in Node.js, you can use the uninstall command of the npm CLI (Command Line Interface). The uninstall command takes …

< 1 min readTo read environment variables in Node.js, you can use the process.env object. The process.env object contains a property for each of the environment variables …

< 1 min readThe process.argv property returns an array containing the command-line arguments passed when the Node.js process was launched. The first element will be process.execPath. See …