Spectric questions

Spectric answers

• Show error message when <select> is empty / no selection or default
• merge an array of objects where one property is the same, while transferring the unique values of another property into an array
• What is a proper way to check if an array is in a nested array? [Javascript]
• Why does CSS animation through javascript only happen once
• CSS incrementing transition animation on every button click
• html5 or css 'smart text flow' to evenly distribute a sentence or paragraph over equally wide lines?
• Applying border-radius to bootstrap 5 table
• What are the options for 'Date.toLocaleString()'?
• Let 3rd party change styles of an iframe of my site
• How to prevent resize and maximize of Javascript window