press Alt + Click to add multiple cursors at different locations
press Ctrl + D repeatedly to select the next occurrence of the highlighted word one by one
press Ctrl + Shift + L to select all occurrence of the highlighted word
press Ctrl + Alt + Down Arrow key or Up Arrow key to insert a new cursor below or above
press Alt + Down Arrow key or Up Arrow key to move that line down or up.
press Alt + Shift + Down Arrow key or Up Arrow key to add one more line
press Ctrl + X to cut that line
press Ctrl + C to copy that line
press Ctrl + V to paste wherever you want
press Ctrl + / to comment that line, you can use after selection
press Ctrl + Enter to keep the current search term but move to a new line
press Ctrl + Shift + Enter to insert a new line above the current line
press Ctrl + Shift + P to open the Command Palette
press Ctrl + K,S to open the keyboard shortcuts settings
press Ctrl + Shift + H to open the search and replace panel for all files
press Ctrl + Shift + T to reopen the last closed tab