This article shows how to use the -U (uppercase U) option to change the user agent in wget command. Terminal wget -U {user-agent} {location} Change user agent in wget The below command changes the wget user agent to Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7). Terminal wget -U "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7)" […]
This article shows a shell script to backup, gzips the website files and folders, and uploads the backup file to Amazon S3. Table of contents 1. Install AWS CLI 2. Backup files and folders to Amazon S3 (Shell script) 3. How to run the backup script? 4. Run the backup script every day or weekly […]
In Java 11, JEP 330 adds support to run single-file source code directly. Terminal # Before Java 11 $ javac Hello.java $ java Hello # Now Java 11 $ java Hello.java This indirectly supports the Java single-file program to run as a script using Unix Shebang. For example, run below .sh file will print Hello […]
On Linux, uses sudo crontab -e to define cron jobs that need to run as a root user. $ sudo crontab -e # Run every hour 0 * * * * * /path/this-script-need-root.sh References Wikipedia – Cron
A few examples to show the use of tar command to create a .tar.gz file on Linux. Table of contents 1. Create, list and extract a .tar.gz file 2. What is tarball or .tar.gz? 3. Create a .tar.gz file 3.1 Tar and compress a file 3.2 Tar and compress multiple files 3.3 Tar and compress […]
