Question 1

How do I customize the look of the progress bar in ruby-progressbar?

Accepted Answer

Use options like :format, :title, or :progress_mark when creating the progress bar, as detailed in the wiki for flexible display customization, including colors and styles.

Question 2

ruby-progressbar vs tty-progressbar: which is better for my Ruby CLI app?

Accepted Answer

Ruby-progressbar is more established with zero dependencies and proven reliability, while tty-progressbar offers more advanced terminal UI features but adds dependencies. Choose based on simplicity versus functionality needs.

Question 3

Can I use ruby-progressbar in a Rails application for background jobs?

Accepted Answer

Yes, it integrates well with Rails for terminal-based tasks like rake tasks or background job logs, but it's not suitable for web-based progress tracking since it outputs to STDOUT.

Question 4

How to handle progress updates in a multi-threaded Ruby script with ruby-progressbar?

Accepted Answer

The library doesn't provide built-in thread safety; you'll need to manage synchronization manually, such as using mutexes, or consider alternative libraries designed for concurrency.

Question 5

Does ruby-progressbar support animation without blocking the main thread?

Accepted Answer

It uses synchronous terminal updates for animation, so it can block if not integrated properly with asynchronous code patterns, like using timeouts or background threads for progress marking.

Question 6

What are common pitfalls or errors when using ruby-progressbar?

Accepted Answer

Issues include terminal flicker from too-frequent updates, incorrect total estimates causing bar completion errors, and compatibility problems with non-standard terminal emulators, as noted in community discussions.

Ruby/Progressbar

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