How to search for a particular string in a text file using java?
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I have a long text file that I want to read and extract some data out of it. Using JavaFX and FXML, I am using FileChooser to load the file to get the file path. My controller.java has the following: private void handleButtonAction(ActionEvent event) throws IOException { FileChooser fileChooser = new FileChooser(); FileChooser.ExtensionFilter extFilter = new FileChooser.ExtensionFilter("TXT files (*.txt)", "*.txt"); fileChooser.getExtensionFilters().add(extFilter); File file...
Answer:
Of course you can read the input file as the stream of lines using BufferedReader.lines or Files.lines...
Moe at Stack Overflow Mark as irrelevant Undo
Other solutions
I have a text file from where the count of each words has to be displayed and words like "to,the,and" should not be counted. I have program for counting but i don't know to use stop words. Any help? This is the count program import java.util...
Answer:
Create a TreeSet and fill it with your stop words. Before entering the logic to increment the frequency...
Raksani at Yahoo! Answers Mark as irrelevant Undo
I am using NEDIT. A text editor on a UNIX system. I need to know how to globally change and Replace some text . The following is an example of a few lines in the text file. N55 LIN(370.855,28.920,-200.827,23.337,-0.183,0.000) ; *XYZ8544 N56 LIN(37...
Answer:
Hello Drcwks Ok, I am familiar with SGI systems running Irix. I at the end of the answer, I have attached...
drcwks-ga at Google Answers Mark as irrelevant Undo
I have to write a java program where I should have input from file and there is condition for that, that we cant use Java Class Library. That mean I cant use import java.io stuff. Will appreciate early reply.
Answer:
You mean you can only use the classes in java.lang? or do you mean you can use any except those in java...
Smart_gi... at Yahoo! Answers Mark as irrelevant Undo
so i have these two text files: text file 1: objectA, name1, name2 objectB, name3, name4 text file 2: objectA name1, name2, name3, name4 objectB name5, name6, name7, name8 I am trying to store all the names for objectA from textfile 1 and 2 into an array...
Answer:
Scanner F1=new Scanner(new File("textfile1")); Scanner F2=new Scanner(new File("textfile...
Cliff at Yahoo! Answers Mark as irrelevant Undo
I'm trying to use a StringTokenizer to read from a file and get the information from it. There's a set a names and then a set of numbers. Each name has 5 numbers attached to it. Ex: Johnson 50 60 70 80 90 Frank 60 65 70 75 80 I need to have the names...
Answer:
You can't mix StringBuffer with Scanner. Scanner is the more flexible. int i; double d; boolean b; String...
Rhendar at Yahoo! Answers Mark as irrelevant Undo
I need to code a Java-Servlet that accept data from a HTML form and write them into a CSV (Comma Separated Value) text file for later import into a database. And also I need to import these text file values in to a spreadsheet package and making sure...
Gimhani at Yahoo! Answers Mark as irrelevant Undo
I am in an introduction to Computer Science class and have to write a program that checks the spelling of words in a text file. I understand how to read each line of the file or to read each line of the dictionary (a text file located in my usr directory...
Answer:
Your question is very important for which I think you should go online and check this out: http://hitechbooks...
Donna S at Yahoo! Answers Mark as irrelevant Undo
I have a text file with Songs, followed by Artists, followed by Categories,, all stored as String arrays. How can I delete a particular element in the array. For example this is my text. Back in Black ACDC Rock Boom P.O.D. Metal American Idiot Green...
Answer:
You cannot delete elements from an array in Java. If you need a more flexible container for data, consider...
Pillar of Autumn at Yahoo! Answers Mark as irrelevant Undo
so i have this text file that is formatted like this ObjectA, name1, name2 ObjectB, name3, name4 ObjectC, name5, name6 i am having trouble trying to save the names and the objects. how would i save these string values with commas that separate them??
Answer:
You can use the next() method of the Scanner class. It will get each word delimited by a white-space...
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