terminal title: set to random emoji (add to ~/.bashrc)

rand_emoji.sh

# useful for finding the right tab quickly. thanks to jordan for the help.

readonly -a emojis=(😄 😃 😀 😊 ☺ 😉 😍 😘 😚 😗 😙 😜 😝 😛 😳 😁 😔 😌 😒 😞 😣 😢 😂 😭 😪 😥 😰 😅 😓 😩 😫 😨 😱 😠 😡 😤 😖 😆 😋 😷 😎 😴 😵 😲 😟 😦 😧 😈 👿 😮 😬 😐 😕 😯 😶 😇 😏 😑 👲 👳 👮 👷 💂 👶 👦 👧 👨 👩 👴 👵 👱 👼 👸 😺 😸 😻 😽 😼 🙀 😿 😹 😾 👹 👺 🙈 🙉 🙊 💀 👽 💩 🔥 ✨ 🌟 💫 💥 💢 💦 💧 💤 💨 👂 👀 👃 👅 👄 👍 👎 👌 👊 ✊ ✌ 👋 ✋ 👐 👆 👇 👉 👈 🙌 🙏 ☝ 👏 💪 🚶 🏃 💃 👫 👪 👬 👭 💏 💑 👯 🙆 🙅 💁 🙋 💆 💇 💅 👰 🙎 🙍 🙇 🎩 👑 👒 👟 👞 👡 👠 👢 👕 👔 👚 👗 🎽 👖 👘 👙 💼 👜 👝 👛 👓 🎀 🌂 💄 💛 💙 💜 💚 ❤ 💔 💗 💓 💕 💖 💞 💘 💌 💋 💍 💎 👤 👥 💬 👣 💭 🐶 🐺 🐱 🐭 🐹 🐰 🐸 🐯 🐨 🐻 🐷 🐽 🐮 🐗 🐵 🐒 🐴 🐑 🐘 🐼 🐧 🐦 🐤 🐥 🐣 🐔 🐍 🐢 🐛 🐝 🐜 🐞 🐌 🐙 🐚 🐠 🐟 🐬 🐳 🐋 🐄 🐏 🐀 🐃 🐅 🐇 🐉 🐎 🐐 🐓 🐕 🐖 🐁 🐂 🐲 🐡 🐊 🐫 🐪 🐆 🐈 🐩 🐾 💐 🌸 🌷 🍀 🌹 🌻 🌺 🍁 🍃 🍂 🌿 🌾 🍄 🌵 🌴 🌲 🌳 🌰 🌱 🌼 🌐 🌞 🌝 🌚 🌑 🌒 🌓 🌔 🌕 🌖 🌗 🌘 🌜 🌛 🌙 🌍 🌎 🌏 🌋 🌌 🌠 ⭐ ☀ ⛅ ☁ ⚡ ☔ ❄ ⛄ 🌀 🌁 🌈 🌊 🎍 💝 🎎 🎒 🎓 🎏 🎆 🎇 🎐 🎑 🎃 👻 🎅 🎄 🎁 🎋 🎉 🎊 🎈 🎌 🔮 🎥 📷 📹 📼 💿 📀 💽 💾 💻 📱 ☎ 📞 📟 📠 📡 📺 📻 🔊 🔉 🔈 🔇 🔔 🔕 📢 📣 ⏳ ⌛ ⏰ ⌚ 🔓 🔒 🔏 🔐 🔑 🔎 💡 🔦 🔆 🔅 🔌 🔋 🔍 🛁 🛀 🚿 🚽 🔧 🔩 🔨 🚪 🚬 💣 🔫 🔪 💊 💉 💰 💴 💵 💷 💶 💳 💸 📲 📧 📥 📤 ✉ 📩 📨 📯 📫 📪 📬 📭 📮 📦 📝 📄 📃 📑 📊 📈 📉 📜 📋 📅 📆 📇 📁 📂 ✂ 📌 📎 ✒ ✏ 📏 📐 📕 📗 📘 📙 📓 📔 📒 📚 📖 🔖 📛 🔬 🔭 📰 🎨 🎬 🎤 🎧 🎼 🎵 🎶 🎹 🎻 🎺 🎷 🎸 👾 🎮 🃏 🎴 🀄 🎲 🎯 🏈 🏀 ⚽ ⚾ 🎾 🎱 🏉 🎳 ⛳ 🚵 🚴 🏁 🏇 🏆 🎿 🏂 🏊 🏄 🎣 ☕ 🍵 🍶 🍼 🍺 🍻 🍸 🍹 🍷 🍴 🍕 🍔 🍟 🍗 🍖 🍝 🍛 🍤 🍱 🍣 🍥 🍙 🍘 🍚 🍜 🍲 🍢 🍡 🍳 🍞 🍩 🍮 🍦 🍨 🍧 🎂 🍰 🍪 🍫 🍬 🍭 🍯 🍎 🍏 🍊 🍋 🍒 🍇 🍉 🍓 🍑 🍈 🍌 🍐 🍍 🍠 🍆 🍅 🌽 🏠 🏡 🏫 🏢 🏣 🏥 🏦 🏪 🏩 🏨 💒 ⛪ 🏬 🏤 🌇 🌆 🏯 🏰 ⛺ 🏭 🗼 🗾 🗻 🌄 🌅 🌃 🗽 🌉 🎠 🎡 ⛲ 🎢 🚢 ⛵ 🚤 🚣 ⚓ 🚀 ✈ 💺 🚁 🚂 🚊 🚉 🚞 🚆 🚄 🚅 🚈 🚇 🚝 🚋 🚃 🚎 🚌 🚍 🚙 🚘 🚗 🚕 🚖 🚛 🚚 🚨 🚓 🚔 🚒 🚑 🚐 🚲 🚡 🚟 🚠 🚜 💈 🚏 🎫 🚦 🚥 ⚠ 🚧 🔰 ⛽ 🏮 🎰 ♨ 🗿 🎪 🎭 📍 🚩 ⬆ ⬇ ⬅ ➡ 🔠 🔡 🔤 ↗ ↖ ↘ ↙ ↔ ↕ 🔄 ◀ ▶ 🔼 🔽 ↩ ↪ ℹ ⏪ ⏩ ⏫ ⏬ ⤵ ⤴ 🆗 🔀 🔁 🔂 🆕 🆙 🆒 🆓 🆖 📶 🎦 🈁 🈯 🈳 🈵 🈴 🈲 🉐 🈹 🈺 🈶 🈚 🚻 🚹 🚺 🚼 🚾 🚰 🚮 🅿 ♿ 🚭 🈷 🈸 🈂 Ⓜ 🛂 🛄 🛅 🛃 🉑 ㊙ ㊗ 🆑 🆘 🆔 🚫 🔞 📵 🚯 🚱 🚳 🚷 🚸 ⛔ ✳ ❇ ❎ ✅ ✴ 💟 🆚 📳 📴 🅰 🅱 🆎 🅾 💠 ➿ ♻ ♈ ♉ ♊ ♋ ♌ ♍ ♎ ♏ ♐ ♑ ♒ ♓ ⛎ 🔯 🏧 💹 💲 💱 © ® ™ 〽 〰 🔝 🔚 🔙 🔛 🔜 ❌ ⭕ ❗ ❓ ❕ ❔ 🔃 🕛 🕧 🕐 🕜 🕑 🕝 🕒 🕞 🕓 🕟 🕔 🕠 🕕 🕖 🕗 🕘 🕙 🕚 🕡 🕢 🕣 🕤 🕥 🕦 ✖ ➕ ➖ ➗ ♠ ♥ ♣ ♦ 💮 💯 ✔ ☑ 🔘 🔗 ➰ 🔱 🔲 🔳 ◼ ◻ ◾ ◽ ▪ ▫ 🔺 ⬜ ⬛ ⚫ ⚪ 🔴 🔵 🔻 🔶 🔷 🔸 🔹)
readonly emojis_length="${#emojis[@]}"
readonly random_index1=$((RANDOM % emojis_length))

echo -e '\033k'"${emojis[$random_index]}"'\033\\'
# or use this (mac terminal):
# printf '\e]1;%s\a' "${emojis[$random_index]}"