Julian day to dates in YEAR-MONTH-DAY


 
Thread Tools Search this Thread
Top Forums Shell Programming and Scripting Julian day to dates in YEAR-MONTH-DAY
# 1  
Old 06-19-2013
Julian day to dates in YEAR-MONTH-DAY

hello,
I have many files called day001, day002, day003 and I want to rename them by day20070101, day20070102, etc.
I need to do it for several years and leap years as well.
What is the best way to do it ?
Thank you.
# 2  
Old 06-19-2013
This User Gave Thanks to vbe For This Post:
Login or Register to Ask a Question

Previous Thread | Next Thread

10 More Discussions You Might Find Interesting

1. Shell Programming and Scripting

Converting filenames from julian day to yyyy-mm-dd and retrieving weekly mean values

Hi, I need help to convert the filenames of my 9-year daily files (1999-2007) from a julian day to yyyy-mm-dd format. my original files are patterned likes the ones below. 1999001.txt 1999002.txt 1999003.txt 1999004.txt ... 1999365.txt desired output: 19990101.txt 19990102.txt... (3 Replies)
Discussion started by: ida1215
3 Replies

2. Shell Programming and Scripting

Script to counting a specific word in a logfile on each day of this month, last month etc

Hello All, I am trying to come up with a shell script to count a specific word in a logfile on each day of this month, last month and the month before. I need to produce this report and email it to customer. Any ideas would be appreciated! (5 Replies)
Discussion started by: pnara2
5 Replies

3. Shell Programming and Scripting

Get current day on Julian date format

Hi guys, I know if I try to get a julian date using a specific date I can but I try to get the current date I got an error as you can see below: This one works fine: date -d "2010/10/30" +%j But I can't get the current date as below: `date -d "+%Y/%m/%d`" +%j Does somebody can... (6 Replies)
Discussion started by: edudiogo
6 Replies

4. Shell Programming and Scripting

Code creates day 32 instead of 1st day of next month.

I am using the code below modified from a post I saw here regarding having the script write out future dates. The problem is that instead of making 8/1 it makes 7/32! Please help! yy=`date +%Y` mm=`date +%m` dd=`date +%d` echo "Today is : $yy $mm $dd" #!/usr/bin/ksh date '+%m... (5 Replies)
Discussion started by: libertyforall
5 Replies

5. AIX

Convert unix timestamp to year month day format ?

Hello, How do I convert unix timestamp value to 'normal' date format - to get year month and day values ? Looks like it's easy to do using GNU date (linux systems). But how do I do tthis on AIX ? I don't want to write C program, any ways to do that using unix shells ? thanks (1 Reply)
Discussion started by: vilius
1 Replies

6. Shell Programming and Scripting

Concatenating Files In A Year/Month/Day File Structure

Hi Im trying to concatenate a specific file from each day in a year/month/day folder structure using Bash or equivalent. The file structure ends up like this: 2009/01/01/products 2009/01/02/products .... 2009/12/31/products The file I need is in products everyday and I need the script to... (3 Replies)
Discussion started by: Grizzly
3 Replies

7. Shell Programming and Scripting

Script to find previous month last day minus one day timestamp

Hi All, I need to find the previous month last day minus one day, using shell script. Can you guys help me to do this. My Requirment is as below: Input for me will be 2000909(YYYYMM) I need the previous months last day minus 1 day timestamp. That is i need 2000908 months last day minus ... (3 Replies)
Discussion started by: girish.raos
3 Replies

8. Shell Programming and Scripting

Get yesterday's date in year-month-day format?

Dear All, Actually, i'm doing some reporting job and i need to pass yesterday's date in Year-Month-Day format(e.g. 2009-06-10) to another program for generating 2009-06-10 report. to get today's date, it's easy to just date '+%Y%m%d' , but no idea how can i get this kind of format for... (2 Replies)
Discussion started by: tiger2000
2 Replies

9. Shell Programming and Scripting

Day of month and year to mmddyyyy

I have a date that looks like this: 2008/100:18:40:47.040 I need it to look like this: 2008 04 09 18 40 47 040 I have looked at datecalc and it doesn't seem like it takes the day of year for this year (or whatever year is input) and converts it into month and day. It also has to account... (2 Replies)
Discussion started by: ajgwin
2 Replies

10. Shell Programming and Scripting

Write a shell script to find whether the first day of the month is a working day

Hi , I am relatively new to unix... Can u pls help me out to find out if the first day of the month is a working day ie from (Monday to Friday)...using Date and If clause in Korn shell.. This is very urgent. Thanks for ur help... (7 Replies)
Discussion started by: phani
7 Replies
Login or Register to Ask a Question