bug#4073: marked as done (23.1; I am not clear with bit set .)

[Emacs bug Tracking System]

Your message dated Thu, 13 Aug 2009 14:10:11 -0400
with message-id <87ws57r3ek.fsf@stupidchicken.com>
and subject line Re: 23.1; I am not clear with bit set .
has caused the Emacs bug report #4073,
regarding 23.1; I am not clear with bit set .
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
bug report if necessary, and/or fix the problem forthwith.

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-- 
4073: http://emacsbugs.donarmstrong.com/cgi-bin/bugreport.cgi?bug=4073
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> --- Begin Message ---
>
>
>
> Subject: 
>
> 23.1; I am not clear with bit set .
>
>
>
>
> Date: 
>
> Sat, 8 Aug 2009 00:02:22 +0800
>
>
>
>
> In 2.3.3.4 Meta-Character Syntax of Emacs Lisp Reference, I am not
> clear with `2**27' .
> A bit has two states.
> Does `2**27' mean that there are 27 bits ?
>
> `In a string, the 2**7 bit attached to an ASCII character indicates a
> meta character; thus, the meta characters that can fit in a string have
> codes in the range from 128 to 255, and are the meta versions of the
> ordinary ASCII characters. '
>
> Does above para mean:  2**7 bit pluses an ASCII character denotes a
> meta character ?
> What does the `string' mean ?
>
> Thanks
>
> If Emacs crashed, and you have the Emacs process in the gdb debugger,
> please include the output from the following gdb commands:
>     `bt full' and `xbacktrace'.
> If you would like to further debug the crash, please read the file
> /usr/share/emacs/23.1/etc/DEBUG for instructions.
>
>
> In GNU Emacs 23.1.1 (i686-pc-linux-gnu, GTK+ Version 2.16.1)
>  of 2009-07-31 on laptop
> Windowing system distributor `The X.Org Foundation', version 11.0.10503000
> configured using `configure  '--prefix=/usr' '--build=i686-pc-linux-gnu' '--host=i686-pc-linux-gnu' '--mandir=/usr/share/man' '--infodir=/usr/share/info' '--datadir=/usr/share' '--sysconfdir=/etc' '--localstatedir=/var/lib' '--program-suffix=-emacs-23' '--infodir=/usr/share/info/emacs-23' '--with-sound' '--with-x' '--without-toolkit-scroll-bars' '--with-gif' '--with-jpeg' '--with-png' '--with-rsvg' '--with-tiff' '--with-xpm' '--with-xft' '--without-libotf' '--without-m17n-flt' '--with-x-toolkit=gtk' '--without-hesiod' '--without-kerberos' '--without-kerberos5' '--with-gpm' '--with-dbus' 'build_alias=i686-pc-linux-gnu' 'host_alias=i686-pc-linux-gnu' 'CFLAGS=-O2 -march=pentium-m -pipe' 'LDFLAGS=-Wl,-O1''
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>   value of $LC_NUMERIC: en_US.UTF-8
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>   value of $LANG: en_US.UTF-8
>   value of $XMODIFIERS: @im=SCIM
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> <help-echo> <help-echo> <menu-bar> <help-menu> <se
> nd-emacs-bug-report>
>
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> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: 23.1; I am not clear with bit set .
>
>
>
>
> Date: 
>
> Thu, 13 Aug 2009 14:10:11 -0400
>
>
>
>
> > In 2.3.3.4 Meta-Character Syntax of Emacs Lisp Reference, I am not
> > clear with `2**27' .
> > A bit has two states.
> > Does `2**27' mean that there are 27 bits ?
>
> For characters, yes.
>
> > `In a string, the 2**7 bit attached to an ASCII character indicates a
> > meta character; thus, the meta characters that can fit in a string have
> > codes in the range from 128 to 255, and are the meta versions of the
> > ordinary ASCII characters. '
> >
> > Does above para mean: 2**7 bit pluses an ASCII character denotes a
> > meta character ?  What does the `string' mean ?
>
> See the Strings of Events node.  This is mostly historical information,
> which most Emacs Lisp programmers won't need to care about.
>
> --- End Message ---