What does | mean in this grep command?
I'm looking at a shell script that runs an nmap scan and saves matching lines to a variable: RESULT=$(nmap -iL $(HOSTS) --open | grep "Nmap scan report|tcp open")…
grep
What does `|` mean in this grep command?
I'm looking at a shell script that runs an nmap scan and stores selected lines in a variable: RESULT=$(nmap -iL $(HOSTS) --open | grep "Nmap scan report|tcp open")…
How can I validate Docker Compose volume names with grep or a YAML-aware tool?
I have several Docker Compose YAML files in a directory and want validation to fail whenever a database volume is named anything other than `db-data`. For example, a…
How to Use Grep for Case-Insensitive Searches in Multiple Log Files?
Hey everyone! I'm currently taking a course on Linux and I've run into a problem while using the grep command. I'm trying to find the word 'ERROR' (case-insensitive)…
How Can I Easily Find Package Names for Applications on Fedora?
Hey, I'm new to using Fedora with KDE Plasma and I'm trying to figure out how to identify the package names for applications. I've been using the command…
Need Help Creating a Bash Script to Extract Unique Paths From Markdown Files
Hey everyone! I'm relatively new to bash scripting and could really use some help. I want to create a script that will scan through all the .md files…
How Can I Use Grep to Match Specific Strings with Hyphens?
I'm having a bit of trouble with grep and hope someone can help. I need to match strings that include a hyphen, but there are similar strings without…