![]() ![]() The file named file2 has the following content: See Also: (Live Webinar) Meet ServerMania: Transform Your Server Hosting Experience How to use grep Basic SyntaxĪt its core, you can type the command grep, followed by any options associated with the command, then the pattern within the file you want to find, followed by the file name The output can also be manipulated or piped into the console depending on what you need to do with the data. The grep command searches a text file based on a series of options and search string and returns the lines of the text file which contain the matching search string. It is an open source piece of software which allows you to search within a file to find instances of a particular expression. Grep is a command included in most Linux distributions by default. In this article, we’ll outline what is grep and how to use it. Grep is one command that can be used to accomplish this task. For example, you have a long log file and want to see all the instances mentioning a specific error. src/main/java/com/baeldung/lombok/builder/Widget.There comes a time in every Linux users life where they need to find an expression within a file. src/main/java/com/baeldung/lombok/builder/ImmutableClient.javaġ3. src/main/java/com/baeldung/lombok/builder/ClientBuilder.javaġ1. ![]() src/main/java/com/baeldung/lombok/builder/inheritance/superbuilder/Student.javaġ1. src/main/java/com/baeldung/lombok/builder/inheritance/superbuilder/Parent.javaġ0. src/main/java/com/baeldung/lombok/builder/inheritance/superbuilder/Child.javaġ1. src/main/java/com/baeldung/lombok/builder/inheritance/buildermethodname/Student.javaġ1. src/main/java/com/baeldung/lombok/builder/inheritance/buildermethodname/Parent.javaġ6. src/main/java/com/baeldung/lombok/builder/inheritance/buildermethodname/Child.javaġ0. src/main/java/com/baeldung/lombok/builder/defaultvalue/Pojo.javaġ9. src/main/java/com/baeldung/lombok/builder/singular/Sea.javaġ7. src/main/java/com/baeldung/lombok/builder/singular/Person.javaġ4. src/main/java/com/baeldung/lombok/builder/customsetter/Message.javaĢ5. src/main/java/com/baeldung/lombok/intro/ImmutableClient.javaģ9. src/main/java/com/baeldung/lombok/intro/ContactInformationSupport.javaġ1. src/main/java/com/baeldung/lombok/intro/Utility.javaġ7. src/main/java/com/baeldung/lombok/intro/UserEvent.javaĢ6. src/main/java/com/baeldung/lombok/intro/LoginResult.javaĢ9. src/main/java/com/baeldung/lombok/intro/ClientBuilder.javaĢ5. src/main/java/com/baeldung/lombok/intro/ApiClientConfiguration.javaġ1. src/main/java/com/baeldung/lombok/intro/User.javaĢ2. src/main/java/com/baeldung/lombok/intro/HasContactInformation.javaĤ3. src/main/java/com/baeldung/lombok/intro/GetterLazy.javaġ6. src/main/java/com/baeldung/lombok/getter/GetterBooleanType.javaģ6. src/main/java/com/baeldung/lombok/getter/GetterBoolean.javaġ5. ![]() src/main/java/com/baeldung/lombok/getter/GetterBooleanSameAccessor.javaġ5. src/main/java/com/baeldung/lombok/getter/GetterBooleanPrimitive.javaġ3. src/main/java/com/baeldung/lombok/getter/GetterBooleanPrimitiveSameAccessor.javaġ6. src/main -name "*.java" | xargs wc -lġ8. We can put find, xargs, and wc together to get a count of lines of source code in the project: % find. Let’s say we’re looking at the Baeldung Lombok project demo. For another example, let’s combine wc with some commands to count the lines of source code in a project. ![]()
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