Long Wind mailto:longwind2009%40gmail.com>> wrote:
I trade stocks. I put stock prices in file. Often I need compute PE
for each day. To cope with stock split, I need to recompute prices as
if un-split. Sometimes to compute PE, I want to use average of the
last three years' earning
To complete
On 10/04/2010 04:20 PM, Long Wind wrote:
I have heard that sql can do all tasks that a procedural programming
language can do so
That is manifestly *incorrect*, since SQL is a declarative
domain-specific language.
However... RDBMSs like PostgreSQL and Oracle offer procedural
language extens
I have heard that sql can do all tasks that a procedural programming
language can do
so I'll try sql
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On 10/04/2010 02:33 AM, Doug wrote:
On 10/04/2010 03:15 AM, Doug wrote:
On 10/04/2010 02:59 AM, Long Wind wrote:
I'm rather confused.
Another user Ron just say the opposite.
Suppose stock prices in an array (or table or database)
and annual earnings of 10 years in another array (or table or dat
Ron Johnson writes:
> PostrgeSQL is *the* way to go...
For his purpose sqlite might be better.
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John Hasler
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On 10/04/2010 07:08 AM, John Hasler wrote:
Ron Johnson writes:
PostrgeSQL is *the* way to go...
For his purpose sqlite might be better.
I thought about that, but it's datatypes are only notional.
$ sqlite3 foo.db
SQLite version 3.7.2
Enter ".help" for instructions
Enter SQL statements termi
On 10/04/2010 01:05 AM, Long Wind wrote:
(sorry, this is not Linux specific)
I trade stocks. I put stock prices in file. Often I need compute PE
for each day. To cope with stock split, I need to recompute prices as
if un-split. Sometimes to compute PE, I want to use average of the
last three yea
On 10/04/2010 03:15 AM, Doug wrote:
On 10/04/2010 02:59 AM, Long Wind wrote:
I'm rather confused.
Another user Ron just say the opposite.
Suppose stock prices in an array (or table or database)
and annual earnings of 10 years in another array (or table or database)
to compute PE using average
Thank Ron Johnson !
I probably won't waste time on learning spreadsheet.
I am new to Perl and Python. (A lot of training required!)
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On 10/04/2010 02:05 AM, Long Wind wrote:
(sorry, this is not Linux specific)
I trade stocks. I put stock prices in file. Often I need compute PE
for each day. To cope with stock split, I need to recompute prices as
if un-split. Sometimes to compute PE, I want to use average of the
last three yea
(sorry, this is not Linux specific)
I trade stocks. I put stock prices in file. Often I need compute PE
for each day. To cope with stock split, I need to recompute prices as
if un-split. Sometimes to compute PE, I want to use average of the
last three years' earning
To complete these tasks
Solut
On 10/04/2010 02:59 AM, Long Wind wrote:
I'm rather confused.
Another user Ron just say the opposite.
Suppose stock prices in an array (or table or database)
and annual earnings of 10 years in another array (or table or database)
to compute PE using average of last 3 years
is like writing a pro
I'm rather confused.
Another user Ron just say the opposite.
Suppose stock prices in an array (or table or database)
and annual earnings of 10 years in another array (or table or database)
to compute PE using average of last 3 years
is like writing a program
Can spreadsheet really do the job?
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