Sathananthan Sabesan sabesansathananthan
sabesansathananthan
/ cpLinux.js
Created
September 8, 2022 18:58
How to copy files and folders in Node.js?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| const { exec, spawn } = require('child_process'); | |
| exec('cp ./component/data.txt ./page/info.txt'); // When copying files, you need to make sure the target directory exists | |
| exec('cp -r ./component ./page/landing/home'); // Copy the folder, the target directory can be created automatically | |
| spawn('cp', ['-r', './component', './page/landing/home']); |
sabesansathananthan
/ copyDir.js
Created
September 8, 2022 18:45
How to copy files and folders in Node.js?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| /** | |
| * Copy the src folder to the dest folder | |
| * @param {string} src | |
| * @param {string} dest | |
| * @param {function} callback | |
| */ | |
| const copyDir = (src, dest, callback) => { | |
| const copy = (copySrc, copyDest) => { | |
| fs.readdir(copySrc, (err, list) => { | |
| if (err) { |
sabesansathananthan
/ copyDirectory.js
Created
September 8, 2022 17:58
How to copy files and folders in Node.js?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // copy directory | |
| fs.cp('./component', './page', { recursive: true }, (err) => { | |
| if (err) { | |
| console.error(err); | |
| } | |
| }); |
sabesansathananthan
/ copyFile.js
Created
September 8, 2022 17:55
How to copy files and folders in Node.js?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| // copy file | |
| fs.cp('./data.txt', './dest/info.txt', (err) => { | |
| if (err) { | |
| console.error(err); | |
| } | |
| }); |
sabesansathananthan
/ readFile.js
Last active
September 8, 2022 09:06
How to copy files and folders in Node.js
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| fs.readFile('./data.txt', { encoding: 'utf8' }, (err, data) => { | |
| if (err) { | |
| console.error(err); | |
| return; | |
| } | |
| data = data.replace(/hi/gi, 'world'); | |
| fs.writeFile('./info.txt', data, (err) => { | |
| if (err) { | |
| console.error(err); | |
| } |
sabesansathananthan
/ myLocalStorage.js
Created
September 5, 2022 05:16
How to override methods in localStorage?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| ((win) => { | |
| const nativeLocalStorage = win.localStorage; | |
| win.nativeLocalStorage = nativeLocalStorage; // keep the original usage | |
| class MyLocalStorage { | |
| setItem(key, value) { | |
| console.log('MyLocalStorage.setItem', key, value); | |
| nativeLocalStorage.setItem(key, value); | |
| } |
sabesansathananthan
/ myLocalStorage.js
Created
September 5, 2022 04:34
How to override methods in localStorage?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| class MyLocalStorage { | |
| setItem(key, value) { | |
| console.log('MyLocalStorage.setItem', key, value); | |
| localStorage.setItem(key, value); | |
| } | |
| } | |
| const myLocalStorage = new MyLocalStorage(); | |
| myLocalStorage.setItem('aa', '123'); |
sabesansathananthan
/ localStorageProto.js
Created
September 4, 2022 18:31
How to override methods in localStorage?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| const { setItem } = localStorage.__proto__; | |
| localStorage.setItem = function (key, value) { | |
| console.log('localStorage.__proto__.setItem', key, value); | |
| setItem.call(this, key, value); | |
| }; |
sabesansathananthan
/ localStorage.js
Created
September 4, 2022 18:10
How to override methods in localStorage?
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| const { setItem } = localStorage; | |
| localStorage.setItem = function (key, value) { | |
| console.log('localStorage.setItem', key, value); | |
| setItem.call(this, key, value); | |
| }; |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| <body> | |
| <div id="root">...</div> | |
| <script> | |
| window.__APOLLO_STATE__ = {//json data that's inserted in HTML, inside #root, using javascript on browser side} | |
| </script> | |
| </body> |
NewerOlder