How do I get rid of extra spaces in a text file in Linux?

How do I get rid of extra spaces in a text file?

The easy way would be select everything (Ctrl+A), go to Edit>Blank Operation>Trim Trailing Space. This should remove all the spaces in between.

How do I get rid of extra spaces in Linux?

`sed` command is another option to remove leading and trailing space or character from the string data. The following commands will remove the spaces from the variable, $myVar using `sed` command. Use sed ‘s/^ *//g’, to remove the leading white spaces. There is another way to remove whitespaces using `sed` command.

How do you clear the contents of a text file in Linux?

5 Ways to Empty or Delete a Large File Content in Linux

  1. Empty File Content by Redirecting to Null. …
  2. Empty File Using ‘true’ Command Redirection. …
  3. Empty File Using cat/cp/dd utilities with /dev/null. …
  4. Empty File Using echo Command. …
  5. Empty File Using truncate Command.

1 дек. 2016 г.

How do I remove blank spaces in Unix?

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 extra spaces between words in Word?

Expand or condense the space evenly between all the selected characters

  1. Select the text that you want to change.
  2. On the Home tab, click the Font Dialog Box Launcher, and then click the Advanced tab. …
  3. In the Spacing box, click Expanded or Condensed, and then specify how much space you want in the By box.

How do you remove spaces in ArrayList?

Removing spaces from an ArrayList

  1. public ArrayList removeSpace()
  2. {
  3. Iterator<String> it = array.iterator();
  4. while (it.hasNext())
  5. {
  6. if (it.next().equals(” “))
  7. {
  8. it.remove();

Which command will translate all the white space to tabs?

The tr command in UNIX is a command line utility for translating or deleting characters.

How do you trim a string in Linux?

To cut by character use the -c option. This selects the characters given to the -c option. This can be a list of comma separated numbers, a range of numbers or a single number. Where your input stream is character based -c can be a better option than selecting by bytes as often characters are more than one byte.

How do you remove a new line character in UNIX?

The procedure is as follows:

  1. Type the following sed command to delete a carriage Return (CR)
  2. sed ‘s/r//’ input > output. sed ‘s/r$//’ in > out.
  3. Type the following sed command to replace a linefeed(LF)
  4. sed ‘:a;N;$! ba;s/n//g’ input > output.

15 февр. 2021 г.

How do I delete a text file in CMD?

Run the truncate command for a reasonable larger normal size of 10K. Open the file with your text editor and press End. Highlight and PgUp to delete the remaining bytes that don’t belong (usually recognizable by ASCII garbage characters).

What does touch command do in Linux?

The touch command is a standard command used in UNIX/Linux operating system which is used to create, change and modify timestamps of a file.

How can I clear the contents of a text file using Java?

FileWriter fw = new FileWriter(filename,false); It will overwrite the file i.e. clear the file and write to it again.

  1. if (file. exists() && file. isFile())
  2. {
  3. file. delete();
  4. }
  5. file. createNewFile();

How do I count the number of blank lines in a file in Unix?

I cat file; apply grep with -v (exclude from enumerated) and [^$] (final line, contents “null”). Then I pipe for wc , parameter -l (just count lines). Done.

How do I get rid of trailing spaces in awk?

Delete leading whitespace (spaces and tabs) from the beginning of each line (ltrim). Delete trailing whitespace (spaces and tabs) from the end of each line (rtrim).

How do you grep blank lines in Unix?

To match empty lines, use the pattern ‘ ^$ ‘. To match blank lines, use the pattern ‘ ^[[:blank:]]*$ ‘. To match no lines at all, use the command ‘ grep -f /dev/null ‘.

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