Xmodmap configuration for better keyboard shortcuts accessing special characters needed for programming (for german qwertz keyboard layout)

xmodmap

keycode 94 = Mode_switch
keycode 16 = 7 slash backslash slash braceleft seveneighths braceleft seveneighths
keycode 17 = 8 parenleft bracketleft parenleft bracketleft trademark bracketleft trademark
keycode 18 = 9 parenright bracketright parenright bracketright plusminus bracketright plusminus
keycode 30 = u U less U downarrow uparrow downarrow
keycode 43 = h H bar H hstroke Hstroke hstroke Hstroke
keycode 31 = i I greater I rightarrow idotless rightarrow idotless
keycode 44 = j J braceleft J dead_belowdot dead_abovedot dead_belowdot
keycode 45 = k K braceright K ampersand kra ampersand
keycode 46 = l L at L lstroke Lstroke lstroke Lstroke
keycode 57 = n N asciitilde N rightdoublequotemark rightsinglequotemark rightdoublequotemark rightsinglequotemark