Your question: How do I remove white spaces in Linux?

How do I remove blank spaces in Linux?

Simple solution is by using grep (GNU or BSD) command as below.

  1. Remove blank lines (not including lines with spaces). grep . file.txt.
  2. Remove completely blank lines (including lines with spaces). grep “S” file.txt.

How do you get rid of white spaces in a string?

The replaceAll() method of the String class replaces each substring of this string that matches the given regular expression with the given replacement. You can remove white spaces from a string by replacing ” ” with “”.

How do I get rid of whitespace?

To remove all white spaces from String, use replaceAll() method of String class with two arguments, i.e.

How do I remove leading spaces in Unix?

sed tip: Remove / Delete All Leading Blank Spaces / Tabs ( whitespace ) From Each Line

  1. s/ : Substitute command ~ replacement for pattern (^[ t]*) on each addressed line.
  2. ^[ t]* : Search pattern ( ^ – start of the line; [ t]* match one or more blank spaces including tab)
  3. // : Replace (delete) all matched pattern.

How do I remove spaces in Terminal?

The right tool for the job

  1. tr -d ‘ ‘ < input.txt > no-spaces.txt.
  2. tr -d ‘[:blank:]’ < input.txt > no-spaces.txt.
  3. tr -d ‘[:space:]’ < input.txt > no-spaces.txt.
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How do I remove the last blank line in Unix?

Try ${/^$/d;} this will only match an empty line if it is the last line of the file. I tried it with sed (GNU sed) 4.2. 2 and got all blank lines deleted not only the empty line if it is the last line of the file.

How do I remove all white spaces from a string in Java?

How do you remove all white spaces from a string in java?

  1. public class RemoveAllSpace {
  2. public static void main(String[] args) {
  3. String str = “India Is My Country”;
  4. //1st way.
  5. String noSpaceStr = str.replaceAll(“\s”, “”); // using built in method.
  6. System.out.println(noSpaceStr);
  7. //2nd way.

How do I remove white spaces from a string in Python?

How to remove whitespaces in a string in python

  1. str.lstrip()
  2. str.rstrip()
  3. str.strip()
  4. str.replace()
  5. str.split()
  6. re.sub()

How do I remove white space in CSS?

Remove white space using font-size

We can also remove white space by setting parent element font-size to 0 and child elements font-size to 17px .

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