// unix rm -rf node_modules // windows npx rimraf ./**/node_modules
Here is what the above code is Doing:
1. We’re using the npx command to run the rimraf package.
2. We’re passing the rimraf package the path to the node_modules folder.
3. We’re using the ** wildcard to tell rimraf to delete all node_modules folders in the current directory and all subdirectories.
request.get({ url : ‘http://example.com’, time : true },function(err, response){ console.log(‘Request time in ms’, response.elapsedTime); }); Here is what the above code is Doing: 1. We’re using the request module to make a GET request to example.com. 2. We’re passing in an options object with a time property set to true. 3. We’re passing in a…
var arr = [1, 2, 3, 4]; arr.flatMap(x => [x, x * 2]); // is equivalent to arr.reduce((acc, x) => acc.concat([x, x * 2]), []); // [1, 2, 2, 4, 3, 6, 4, 8] Here is what the above code is Doing: 1. The first line creates an array with four elements. 2. The second…
document.querySelector(‘#textarea’).addEventListener(‘keydown’, e => { if ( e.key === ‘Tab’ && !e.shiftKey ) { // execCommand operations are “Cmd|Ctrl+Z”-able // note: execCommand is deprecated and may not work in the future document.execCommand(‘insertText’, false, “\t”); e.preventDefault(); return false; } }); Here is what the above code is Doing: 1. We’re adding an event listener to the textarea…
let chocholates = [‘Mars’, ‘BarOne’, ‘Tex’]; let chips = [‘Doritos’, ‘Lays’, ‘Simba’]; let sweets = [‘JellyTots’]; let snacks = []; snacks.concat(chocholates); // snacks will now be [‘Mars’, ‘BarOne’, ‘Tex’] // Similarly if we left the snacks array empty and used the following snacks.concat(chocolates, chips, sweets); //This would return the snacks array with all other arrays…
var isDay = false; if (!isDay) { //Will execute if isDay is false console.log(“It’s night”); } Here is what the above code is Doing: 1. We create a variable called isDay and set it to false. 2. We create an if statement that checks if isDay is false. 3. If isDay is false, we print…
var map = L.map(‘map’, { maxZoom: 20, minZoom: 6, zoomControl: false // add this line }); //redefine zoom position L.control.zoom({ position: ‘bottomright’ }).addTo(map); Here is what the above code is Doing: 1. We’re creating a map object called map. 2. We’re setting the maxZoom and minZoom properties of the map object. 3. We’re setting the…