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  Topic: Conversion from Unix timestamp (epoch) to human date/time
silicondale

Replies: 7
Views: 212

PostForum: General   Posted: Wed Aug 01, 2018 3:57 pm   Subject:
Found a site with Fortran code that claims to do the job without need for any C / C++ coding.

http://computer-programming-forum.com/49-fortran/503feefc2f94f7b1.htm

Source code from Herman Knobl, ...
  Topic: Conversion from Unix timestamp (epoch) to human date/time
silicondale

Replies: 7
Views: 212

PostForum: General   Posted: Tue Jul 31, 2018 11:08 am   Subject:
Thanks, John. Useful websites. I think first pass, will split the number 10 / 9 digits and see how it goes!

btw I understand that the emperor has already said he intends to abdicate next April - so ...
  Topic: Conversion from Unix timestamp (epoch) to human date/time
silicondale

Replies: 7
Views: 212

PostForum: General   Posted: Mon Jul 30, 2018 8:59 am   Subject:
Good suggestion, John. That should simplify things. Of course the full 19 digits exceed the precision of any FTN95 variable types, so I'm importing these data (from a CSV file, itself converted from a ...
  Topic: Conversion from Unix timestamp (epoch) to human date/time
silicondale

Replies: 7
Views: 212

PostForum: General   Posted: Sun Jul 29, 2018 5:10 pm   Subject:
Many thanks for the quick and helpful reply! I wrote microseconds (hence 3 more digits) but 19 digits probably means it's actually nanoseconds!

I certainly don't need all that precision, though we ...
  Topic: Conversion from Unix timestamp (epoch) to human date/time
silicondale

Replies: 7
Views: 212

PostForum: General   Posted: Sun Jul 29, 2018 8:57 am   Subject: Conversion from Unix timestamp (epoch) to human date/time
I have a Unix timestamp (in fact many thousands of them) in a set of data files extracted from a robot. The format is up to 19 digits -

1529496076126711606

I need to extract the time in hour ...
  Topic: Serious graphic problem with %im in 8.30
silicondale

Replies: 2
Views: 387

PostForum: Support   Posted: Tue Apr 17, 2018 1:22 pm   Subject:
Many thanks! That was quick. Impressed by your response Very Happy
  Topic: Serious graphic problem with %im in 8.30
silicondale

Replies: 2
Views: 387

PostForum: Support   Posted: Tue Apr 17, 2018 12:37 pm   Subject: Serious graphic problem with %im in 8.30
I have some code for selection of a colour ramp which worked perfectly before, using 2 x n boxes. n was originally set to 11 but I have now reduced it to 4 to demonstrate the problem.

In 8.30 it no ...
  Topic: Scrollable format window?
silicondale

Replies: 49
Views: 16604

PostForum: ClearWin+   Posted: Fri Mar 16, 2018 5:41 pm   Subject:
Not sure that I understand what the problem is.
Surely it's easy to pass values back from child to parent. Simplest way is to use COMMON. Otherwise use variables defined in a MODULE.


WINAPP ...
  Topic: Preconnected logical unit numbers
silicondale

Replies: 18
Views: 2424

PostForum: General   Posted: Sun Mar 04, 2018 3:13 pm   Subject:
No Internet, no Google - but we did have printed manuals, some of them excellent. I recall using various DEC PDP-11 models during the 1970s, and it was possible to find absolutely everything you neede ...
  Topic: Preconnected logical unit numbers
silicondale

Replies: 18
Views: 2424

PostForum: General   Posted: Fri Mar 02, 2018 1:27 pm   Subject:
Indeed so! Tapes in particular were always a problem because you had to specify the type of tape (7 or 9 track), encoding (BCD, EBCDIC, etc), blocking factors, etc. and because no random access, a lot ...
  Topic: Preconnected logical unit numbers
silicondale

Replies: 18
Views: 2424

PostForum: General   Posted: Fri Mar 02, 2018 1:05 pm   Subject:
All rather strange.Yes, in the early days of IBM360, CDC3600 and 6600, and the DEC PDP11, unit 5 was card reader, 6 was lineprinter as standard, but even then it was possible explicitly to connect the ...
  Topic: More %pl questions
silicondale

Replies: 8
Views: 1081

PostForum: ClearWin+   Posted: Fri Mar 02, 2018 12:54 pm   Subject:
Would it be possible to give us access to a beta version of the next CW+ DLL as has been done once or twice before? I for one would be happy to test the new features and provide feedback!
  Topic: More %pl questions
silicondale

Replies: 8
Views: 1081

PostForum: ClearWin+   Posted: Wed Feb 28, 2018 5:30 pm   Subject:
Many thanks for the quick reply, Paul ! Any target date for the next release yet?
  Topic: More %pl questions
silicondale

Replies: 8
Views: 1081

PostForum: ClearWin+   Posted: Wed Feb 28, 2018 12:37 pm   Subject: More %pl questions
I have found a problem with %pl x_max setting.
If I try to set x_max to any value above the actual data range, it uses my value quite happily But if I set x_max to a value below the actual data maxim ...
  Topic: Native %pl
silicondale

Replies: 386
Views: 43010

PostForum: ClearWin+   Posted: Wed Feb 21, 2018 11:01 am   Subject:
Hi, John-S: 30 years ago I implemented an interactive graphics system that did exactly that, all in standard Fortran77. I'll see if I can find the low-level parts of the coding (should still have it s ...
 
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