All of the below properties or methods, when requested/called in JavaScript, will trigger the browser to synchronously calculate the style and layout*. This is also called reflow or layout thrashing, and is common performance bottleneck.

• elem.offsetLeft, elem.offsetTop, elem.offsetWidth, elem.offsetHeight, elem.offsetParent
• elem.clientLeft, elem.clientTop, elem.clientWidth, elem.clientHeight
• elem.getClientRects(), elem.getBoundingClientRect()

Create a bot, gets its API token, get the ID of the channel.

https://core.telegram.org/bots/api#sendmessage

$ curl -X POST \
       -H 'Content-Type: application/json' \
       -d '{"chat_id": $channel_id, "text": "This is a test from curl", "disable_notification": true}' \
       https://api.telegram.org/bot$TELEGRAM_BOT_TOKEN/sendMessage

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