Sponsored Content
Top Forums Shell Programming and Scripting How to append date to filename, but base it on yesterday's date? Post 302855285 by RudiC on Thursday 19th of September 2013 01:47:21 PM
Old 09-19-2013
Does your date allow for the -d option:
Code:
date -d"-1day"
Mi 18. Sep 19:46:18 CEST 2013

or even date -dy y meaning yesterday.
This User Gave Thanks to RudiC For This Post:
 

10 More Discussions You Might Find Interesting

1. UNIX for Dummies Questions & Answers

Append date to filename

What is the easiest way to append the date (year, month, day) to a filename? (5 Replies)
Discussion started by: hshapiro
5 Replies

2. UNIX for Dummies Questions & Answers

Append current date to filename

In C Shell programming I haven't successfully been able to append the date in the format mmddyyyy to a filename. I've tried the following: I can print out the date in the correct format: date +%x | sed ‘s/\///g I can create a variable with the filename: set newfile=changedfiles I can... (3 Replies)
Discussion started by: gigigi
3 Replies

3. Shell Programming and Scripting

Compare date from db2 table to yesterday's Unix system date

I am currently running the following Korn shell script which works fine: #!/usr/bin/ksh count=`db2 -x "select count(*) from schema.tablename"` echo "count" I would like to add a "where" clause to the 2nd line that would allow me to get a record count of all the records from schema.tablename... (9 Replies)
Discussion started by: sasaliasim
9 Replies

4. UNIX for Dummies Questions & Answers

Append Previous Days date to filename

I need to append previous days date to my file which is generated using a script. I am working on Solaris 10. Thanks! (2 Replies)
Discussion started by: Twisha
2 Replies

5. UNIX for Dummies Questions & Answers

Shell Scripts - Append a filename with date and time....

Hello, I need to create a shell script that appends a filename to create a name with the date and time appended that is guaranteed to not exist. That is, the script insures you will not overwrite a file with the same name. I am lost with this one. I know I need to use date but after that I am... (3 Replies)
Discussion started by: citizencro
3 Replies

6. Shell Programming and Scripting

how to append current date to filename.tgz in perl

i would like to know how to append current date in a filename with .tgz extension. #!/usr/bin/perl my $date = `date + %Y%m%d`; system("sudo mv /tmp/nyucs01_config_backup.tgz /misc/nyucs01_config_backup_$date.tgz"); im getting this error message: sh: line 1: .tgz: command not found (7 Replies)
Discussion started by: linuxgeek
7 Replies

7. Shell Programming and Scripting

Need help in Shell Script comparing todays date with Yesterday date from Sysdate

Hi, I want to compare today's date(DDMMYYYY) with yesterday(DDMMYYYY) from system date,if (today month = yesterday month) then execute alter query else do nothing. The above requirement i want in Shell script(KSH)... Can any one please help me? Double post, continued here. (0 Replies)
Discussion started by: kumarmsk1331
0 Replies

8. Shell Programming and Scripting

append a filename with system date and time

Hi, There are similar kind of posts, but none seems like working for me. Please correct me if I'm wrong. I need append/rename file abc.txt with file processed date and time like abc_systemdatetimestamp.txt and move it to different folder. for example I have /source/data/abc.txt ... (1 Reply)
Discussion started by: amsn08
1 Replies

9. Shell Programming and Scripting

[Solved] Replace yesterday date with today's date except from the first line

Hello, I have a file like this: 2012112920121130 12345620121130msABowwiqiq 34477420121129amABamauee e7748420121130ehABeheheei in case the content of the file has the date of yesterday within the lines containing pattern AB this should be replaced by the current date. But if I use... (3 Replies)
Discussion started by: Lilu_CK
3 Replies

10. Shell Programming and Scripting

Shell script to compare two files of todays date and yesterday's date

hi all, How to compare two files whether they are same are not...? like i had my input files as 20141201_file.txt and 20141130_file2.txt how to compare the above files based on date .. like todays file and yesterdays file...? (4 Replies)
Discussion started by: hemanthsaikumar
4 Replies
DATE(1) 						      General Commands Manual							   DATE(1)

NAME
date - print or set the date and time SYNOPSIS
date [-qsu] [[MMDDYY]hhmm[ss]] [+format] OPTIONS
-q Read the date from stdin -s Set the time (implicit for -q or a date string) -u Print the date as GMT -t Use this number of seconds instead of current time EXAMPLES
date # Print the date and time date 0221921610 # Set date to Feb 21, 1992 at 4:10 p.m. DESCRIPTION
With the -q flag or a numeric argument, date sets the GMT time and date. MMDDYY refers to the month, day, and year; hhmmss refers to the hour, minute and second. Each of the six fields must be exactly two digits, no more and no less. date always display the date and time, with the default format for the system. The -u flag request GMT time instead of local time. A format may be specified with a + followed by a printf-like string with the following options: %% % character %A Name of the day %B Name of the month %D mm/dd/yy %H Decimal hour on 2 digits %I Decimal hour modulo 12 on 2 digits %M Decimal minute on 2 digits %S Decimal seconds on 2 digits %T HH:MM:SS %U Decimal week number, Sunday being first day of week %W Decimal week number, Monday being first day of week %X Same as %T %Y Decimal year on 4 digits %Z Time Zone (if any) %a Abbreviated name of the day %b Abbreviated name of the month %c Appropriate date & time (default format) %d Decimal day of the month on 2 digits %e Same as %d, but a space replaces leading 0 %h Same as %b %j Decimal dey of the year on 3 digits %m Decimal month on 2 digits %n Newline character %p AM or PM %r 12-hour clock time with AM/PM %s Number of seconds since the epoch %t Tab character %w Decimal day of the week (0=Sunday) %x Same as %D %y Decimal year on 2 digits SEE ALSO
time(2), ctime(3), readclock(8). DATE(1)
All times are GMT -4. The time now is 05:58 PM.
Unix & Linux Forums Content Copyright 1993-2022. All Rights Reserved.
Privacy Policy