The echo command prints the given input string on the screen.
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Text Processing Commands
In the previous section, we learned how to view the content of a file. In many cases, we will be interested in performing the below operations:
@@ -2748,7 +2748,7 @@grep
In this example, we are trying to search for a string "1" in this file. The grep command outputs the lines where it found this string.
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sed
The sed command in its simplest form can be used to replace a text in a file.
diff --git a/level101/linux_basics/images/linux/commands/image34.png b/level101/linux_basics/images/linux/commands/image34.png new file mode 100644 index 00000000..a299aa37 Binary files /dev/null and b/level101/linux_basics/images/linux/commands/image34.png differ diff --git a/level101/linux_basics/images/linux/commands/image35.png b/level101/linux_basics/images/linux/commands/image35.png new file mode 100644 index 00000000..b99bf3bf Binary files /dev/null and b/level101/linux_basics/images/linux/commands/image35.png differ diff --git a/level101/linux_basics/images/linux/commands/image36.png b/level101/linux_basics/images/linux/commands/image36.png new file mode 100644 index 00000000..13dc18bf Binary files /dev/null and b/level101/linux_basics/images/linux/commands/image36.png differ diff --git a/sitemap.xml.gz b/sitemap.xml.gz index 9a880648..be404419 100644 Binary files a/sitemap.xml.gz and b/sitemap.xml.gz differ