I'm used to the dot from all programming languages. And also the comma interferes with the CSV (comma separated values) file format. For the thousands separator, my favourite is the apostrophe.

Using the period as a decimal separator rather than the comma

An office chair. A piece was wrong making the thing unassemblable. Got the money back and bought a more expensive one from a much better shop. Happy about that because the expesive chair is much better than what the cheap one would have been.

The blue tint of the tram windows reminds me of Lego

Thank you, Unicode Consortium

Danke; wusste ich nicht

Was ist denn die Schildkröteninsel?

The Blues Brothers

Hi to you too! I'm not that good at writing that kind of stuff, but I'm trying.

That's an interesting combination of "inside" and "outside"

Writing Useless Git Commit Messages, no doubt

Sehr interessant; hatte noch nie davon gehört

Install the package kdegraphics-thumbnailers, and then depending on the file manager you may have to enable previews, e.g. in Dolphin > Configure Dolphin > Interface > Previews.

O Sole Mio!

The link above says Sarajevo

Warte mal, warum ist 12km/h die Mindestgeschwindigkeit eines ICEs?

My best guess is that in some configurations it raises SIGSEGV and then dumps core. Then, you use a debugger to analyse the core dump. But then again you could also set a breakpoint, or if you absolutely want a core dump, use abort() and configure SIGABRT to produce a core dump.

A very stylistic choice to make the nose sharp

The cursor is still after "screen.png" and not on the next line.
The only explanation I have is that starting xscreenshot and executing xscreenshot is faster than the UI is refreshed.