How do I remove blank spaces in Linux?
Simple solution is by using grep (GNU or BSD) command as below.
- Remove blank lines (not including lines with spaces). grep . file.txt.
- 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 blank lines in Unix?
The d command in sed can be used to delete the empty lines in a file. Here the ^ specifies the start of the line and $ specifies the end of the line. You can redirect the output of above command and write it into a new file.
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?
- public class RemoveAllSpace {
- public static void main(String[] args) {
- String str = “India Is My Country”;
- //1st way.
- String noSpaceStr = str.replaceAll(“\s”, “”); // using built in method.
- System.out.println(noSpaceStr);
- //2nd way.
How do I remove white spaces from a string in Python?
How to remove whitespaces in a string in python
- str.lstrip()
- str.rstrip()
- str.strip()
- str.replace()
- str.split()
- re.sub()
How do I remove white space in CSS?
Css remove whitespace between inline-block elements
- ul li{ display:inline-block; background-color:yellow; color:black; padding:.5rem; font-size:1rem; margin-left:0; }
- ul{ display:flex; } ul li{ background-color:yellow; color:black; padding:.5rem; margin-left:0; }
Which function is used to remove whitespace from start of the string?
str.trimLeft()
trimLeft() method is used to remove the white spaces from the start of the given string.