Latest Posts
Tags
awk awk -F awk examples background run script bash awk command grep linux curl disk space docker commands docker usage du find and grep Google Analytics grep -v grep examples java java example linux awk linux command linux find linux grep linux ls ls -al ls -lrt ls examples ls sort ls sort by size mkdir mv examples mysql mysql column to row mysql example rm rmdir sed sed examples sed tutorial seo Shell tutorial top vim vim examples vim tutorial w wordpress
Tag Archives: grep examples
command grep examples in linux
The grep command in Linux is indispensable for filtering and searching through text. Here are some practical examples of how to use grep in different scenarios: These examples showcase the flexibility and power of grep for text searching and data … Continue reading
Posted in File & Directory, Grep Command
Tagged command grep linux, grep examples, linux grep
Comments Off on command grep examples in linux
linux grep pattern
In Linux, the grep command is used to search for a specific pattern in the input. When you want to search for a pattern in files or output from other commands, here’s how you can use grep: Remember to replace … Continue reading
Posted in File & Directory, Grep Command
Tagged grep examples, grep pattern, linux grep
Comments Off on linux grep pattern
Linux `ls` and `grep` Command Usage: 10 Practical Examples
In Linux, you can use a combination of the ls and grep commands to filter the output of ls based on specific patterns or strings. This is particularly useful for searching through directory contents for files that match certain criteria. … Continue reading
Posted in File & Directory, Ls Command
Tagged grep examples, linux grep, linux ls, ls examples, ls grep
Comments Off on Linux `ls` and `grep` Command Usage: 10 Practical Examples
How to fast search for specified content in large files in linux
In linux, to search for specified content in large files, we can use tail -c or head -c commands. Continue reading
Posted in File & Directory, Text Processing
Tagged grep examples, head examples, large file, tail examples
Comments Off on How to fast search for specified content in large files in linux
How to find all files containing specific text on Linux?
In linux, to find all files containing a specific text, we can use the grep command, which can search for the specified text in the file. In the following example, we will introduce two methods to find all files containing … Continue reading
Posted in Find Command
Tagged find and grep, grep examples, linux command
Comments Off on How to find all files containing specific text on Linux?
How to delete empty lines in a text file in linux/unix
To delete blank lines in a text file, you can use awk NF variable, awk regular expression, sed regular expression and grep -v ‘^$’ Continue reading
Posted in How to, Awk Command, Sed Command, Text Processing
Tagged awk examples, delete empty lines, grep examples, sed examples
Comments Off on How to delete empty lines in a text file in linux/unix
How to delete lines containing a specific string in a text file in linux/unix
Delete lines containing a specific string in a text file, we have three implementation methods: sed -i ‘/ pattern/d’, grep -v ‘pattern’ and awk ‘!/pattern/ {print $0}’ Continue reading
Posted in Text Processing, Awk Command, How to, Sed Command
Tagged awk examples, delete specific lines, grep examples, sed examples
Comments Off on How to delete lines containing a specific string in a text file in linux/unix
grep command tutorial in linux/unix with examples and use cases
linux grep command – print lines that match patterns Linux grep searches for PATTERNS in each FILE. PATTERNS is one or patterns separated by newline characters, and grep prints each line that matches a pattern. A FILE of “-” stands … Continue reading
Posted in File & Directory
Tagged grep examples, grep usage, linux command
Comments Off on grep command tutorial in linux/unix with examples and use cases
AWK tutorial: find and kill process use awk
Step 1. View the process ID pid of the top command.
Step 2. Use the awk command to get the process ID.
Step 3. Use xargs kill to kill top process ID. Continue reading
Posted in Awk Command, Text Processing
Tagged awk examples, grep examples, linux command, xargs kill
1 Comment
grep multiple words/patterns/strings, and/or condition, use -e or regex
grep multiple words
You can use grep -e parameters and pipes (“|”) to implement grep multiple words “and” query, “or” query … Continue reading
Posted in File & Directory
Tagged grep and or, grep examples, linux command
Comments Off on grep multiple words/patterns/strings, and/or condition, use -e or regex
linux grep process by name/by id and kill example, and grep -v example
linux grep process
– grep process name;
– grep process by port;
– grep process id and kill;
– grep process without itself;
– grep process without grep
… Continue reading
Posted in File & Directory
Tagged grep -v, grep awk ps, grep examples, linux command
Comments Off on linux grep process by name/by id and kill example, and grep -v example
How to count using the grep command in Linux/Unix
linux grep count * ; – grep count lines; – grep count words; – grep count files; – grep count sort; – grep two words on the same line …… Continue reading
Posted in File & Directory, How to
Tagged grep count, grep examples, linux command
Comments Off on How to count using the grep command in Linux/Unix
linux grep command – grep not include, grep reverse match
There is also a case where we need to exclude certain content when we do content search. How to achieve it? Still linux grep command! I have such a file test5.txt. Need to query the line containing “dfff” content but … Continue reading
Posted in File & Directory
Tagged grep -v, grep examples, linux command
Comments Off on linux grep command – grep not include, grep reverse match
linux grep command – grep only show match
When we search for content, sometimes we just need to show matching content. At this time we can use the grep command. linux grep You can also display the line number where the matching content is located. linux grep -n … Continue reading
Posted in File & Directory
Tagged grep before and after, grep examples, grep show match, linux command
Comments Off on linux grep command – grep only show match
linux grep command – grep multiple patterns
The last article 《grep or condition, grep and condition》 introduced grep and, or use, including the use of the -e parameter. Here is a detailed description of the use of the -e parameter. grep one pattern ➜ grep “12” test1.txt … Continue reading
Posted in File & Directory
Tagged grep -E, grep examples, grep for two strings, linux command
Comments Off on linux grep command – grep multiple patterns