Huỳnh Trọng Nghĩa nghiaht
howtomakeaturn
/ example.js
Last active
September 13, 2023 04:23
Fabric.js subclass working example, supporting clone - LabeledRect
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| fabric.LabeledRect = fabric.util.createClass(fabric.Rect, { | |
| type: 'labeledRect', | |
| toObject: function() { | |
| return fabric.util.object.extend(this.callSuper('toObject'), { | |
| label: this.get('label') | |
| }); | |
| }, |
nghiaht
/ 3des_using_node_builtin_crypto.js
Last active
March 11, 2022 22:11
Sample codes for encrypting and decrypting by 3DES using node-forge or built-in crypto module
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| const crypto = require("crypto"); | |
| /** | |
| * Encrypt 3DES using Node.js's crypto module * | |
| * @param data A utf8 string | |
| * @param key Key would be hashed by md5 and shorten to maximum of 192 bits, | |
| * @returns {*} A base64 string | |
| */ | |
| function encrypt3DES(data, key) { | |
| const md5Key = crypto.createHash('md5').update(key).digest("hex").substr(0, 24); |