Fix Korean text from being corrupted using Node.js or VS Code — Recent versions of Microsoft Excel can open csv files directly. No need to use the Get External Data From Text feature. However, csv file including Korean text often breaks, despite being saved in a UTF-8 encoding. The culprit is the encoding. Using the UTF-8 with BOM encoding fixes the problem…

VS Code IntelliSense autocompletion in JavaScript and TypeScript — TL;DR Install @types/node and create a env.d.ts file with the following content. declare namespace NodeJS { interface ProcessEnv { // more env variables... } } Top-level declarations in .d.ts files must start with either a ‘declare’ or ‘export’ modifier. ts(1046) How it works By default, VS Code IntelliSense does not know what process.env is…

Press Ctrl+Shift+B shortcut and it runs in the terminal — Running a TypeScript file in the terminal is simple. npx ts-node script.ts is an example. However, typing the command is not convenient, especially when the file is nested deeply inside the tree. What if there is a way to open a .ts file in VS Code, and run it right…

Words that start with @ or are connect with . are converted — I have noticed that Twitter has converted Array.prototype.at into a blue, clickable hyperlink. This is because prototype.at is a valid domain and URL. Not all words connected with . are converted into hyperlinks. The last word should be a valid…

Use the GitHub Desktop app’s ‘create repository here’ feature — Version Control System such as Git is not required in software development. Therefore, a local folder can later be converted into a Git repository, a process in which a .git folder (likely hidden) is created in the directory. …

In the web, SE(2022) has a wider viewport than the Galaxy S22 — Setting and targeting a minimum screen size (more precisely, viewport) is important in front-end development. …

VS Code’s format on save option and the default formatters — TL;DR Add the following values to .vscode/settings.json. Create a file if it does not exist. The settings are applied to the belonging workspace only. Every time a file is saved in VS Code, the file will be formatted using the default formatter. { "editor.formatOnSave": true } Not working? When there are multiple formatters…

Set ESLint to validate script tags in VS Code’s settings.json — TL;DR In the .vscode/settings.json, add svelte in the eslint.validate array. { "eslint.validate": [ "svelte" ] } Create-Svelte When initializing a SvelteKit project using npm init svelte, there is an option to add ESLint for code linting. …

Bypass Google Chrome’s 10 file limit with timeouts — To download files with JavaScript, simply create an anchor element, set href and download attributes, and click the element. Calling the following function will download an empty text file encoded in utf-8 named blank.txt. const downloadFileWithAnchor = () => { const anchor = document.createElement("a"); anchor.href = "data:text/plain;charset=utf-8,"…