X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=doc%2Fbin_dec_hex.pod;h=e52f200f841fe662bb4e16c35421f66b8bdd63f5;hb=586cc1f6f770892aa24f08e38a6c14c2c47ee560;hp=522820c1cb457f9e348758f8eedc3ef1ab778c42;hpb=4b7345f9345915c8061e4b37b26ce8887828c973;p=rrdtool.git
diff --git a/doc/bin_dec_hex.pod b/doc/bin_dec_hex.pod
index 522820c..e52f200 100644
--- a/doc/bin_dec_hex.pod
+++ b/doc/bin_dec_hex.pod
@@ -2,8 +2,6 @@
bin_dec_hex - How to use binary, decimal, and hexadecimal notation.
-=for html
-
=head1 DESCRIPTION
Most people use the decimal numbering system. This system uses ten
@@ -37,7 +35,7 @@ number 9 can be seen as "00009" and when we should increment 9, we
reset it to zero and increment the digit just before the 9 so the
number becomes "00010". Leading zeros we don't write except if it is
the only digit (number 0). And of course, we write zeros if they occur
-anywhere inside or at the end of a number:
+anywhere inside or at the end of a number:
"00010" -> " 0010" -> " 010" -> " 10", but not " 1 ".
@@ -115,7 +113,7 @@ representations, but with eight different symbols.
(2) (8) (10) (16)
00000 0 0 0
00001 1 1 1
- 00010 2 2 2
+ 00010 2 2 2
00011 3 3 3
00100 4 4 4
00101 5 5 5
@@ -160,7 +158,8 @@ you're writing in. Some of the prefixes are "0x" for C, "$" for
Pascal, "#" for HTML. It is common to assume that if a number starts
with a zero, it is octal. It does not matter what is used as long as
you know what it is. I will use "0x" for hexadecimal, "%" for binary
-and "0" for octal. The following numbers are all the same, just their represenatation (base) is different: 021 0x11 17 %00010001
+and "0" for octal. The following numbers are all the same, just their
+representation (base) is different: 021 0x11 17 %00010001
To do arithmetics and conversions you need to understand one more thing.
It is something you already know but perhaps you do not "see" it yet:
@@ -256,7 +255,7 @@ is therefore "0" and we now have 0xA0??.
(which is just plain 16) four times and write down "4" to get 0xA04?.
Subtract 64 from 69 (69 - 4*16) and the last digit is 5 --> 0xA045.
-The other method builds ub the number from the right. Let's try 41'029
+The other method builds up the number from the right. Let's try 41'029
again. Divide by 16 and do not use fractions (only whole numbers).
41'029 / 16 is 2'564 with a remainder of 5. Write down 5.
@@ -276,7 +275,7 @@ and the number of positions will grow rapidly. Using the second method
has the advantage that you can see very easily if you should write down
a zero or a one: if you divide by two the remainder will be zero if it
is an even number and one if it is an odd number:
-
+
41029 / 2 = 20514 remainder 1
20514 / 2 = 10257 remainder 0
10257 / 2 = 5128 remainder 1
@@ -368,4 +367,4 @@ other people by pointing them to this document when they are asking
basic questions. They will not only get their answer, but at the same
time learn a whole lot more.
-Alex van den Bogaerdt Ealex@ergens.op.het.netE
+Alex van den Bogaerdt Ealex@vandenbogaerdt.nlE