Programmer's keyboard, layout compatible with Linux:
'«' - U+00AB, UTF-8: 0xC2AB, Alt_Right + '9'
'»' - U+00BB, UTF-8: 0xC2BB, Alt_Right + '0'
'±' - U+00B1, UTF-8: 0xC2B1, Alt_Right + Shift + '9' [+ CapsLock]
'°' - U+00B0, UTF-8: 0xC2B0, Alt_Right + Shift + '0' [+ CapsLock]
Signed-off-by: Humdinger <[email protected]>