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bash env ; and && gotcha

if you want to change a bash environment variable you need to set it in each and every bash multistatement

$ env TERM=lpr env|grep TERM ; env TERM=lpr env|grep TERM
TERM=lpr
COLORTERM=xfce4-terminal
TERM=lpr
COLORTERM=xfce4-terminal

$ env TERM=lpr env|grep TERM && env TERM=lpr env|grep TERM
TERM=lpr
COLORTERM=xfce4-terminal
TERM=lpr
COLORTERM=xfce4-terminal



Fsse

Debugging Cron tasks /Crontab

Debugging Cron tasks /Crontab

1. Check the contents of crontab

 crontab -e

2. Check the permissions of script/directory locations being referred in the crontab.

3. Ensure the appropriate users are configured for crontab…

134 more words
Linux

Easycron.com - Cron Job Alternative

The Easiest Way To Set Up Cron Jobs
Get frustrated with Cron on your server?
Hosting limits your Cron use?
Don’t have knowledge on Crontab? 22 more words

Others

Cron Mail sending Issue Resolved

If cron job based script is not sending out email after executing, but the script does send out email upon command line execution, then first… 149 more words

Cron

Set the Cron Task on Ubuntu

Follow the instruction for creating the rake task for set in cron, in previous topics at below URL ……….

https://bharatsonis.wordpress.com/2014/12/04/about-rails-rake-tasks/

The rake task is the file of ruby with .rb extension,  that contains  the logic, for which you want to set a cron. 217 more words

Ruby On Rails

CRON & CRONTAB: automatically run your commands when you want

From Wikipedia:
The software utility Cron is a time-based job scheduler in Unix-like computer operating systems. People who set up and maintain software environments use cron to schedule jobs (commands or shell scripts) to run periodically at fixed times, dates, or intervals. 184 more words

Linux

A little bit on Cron

What is Cron?

Cron is a service that runs periodic tasks known as cron jobs. Cron has various implementations which handle the execution of cron jobs. 185 more words

Linux