Questions tagged [newline]
Newline refers to a character sequence representing a line break in text (also known as End of Line, EOL, or Line Break). Different operating systems have different sequences for newlines.
newline
5,121
questions
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votes
24
answers
3.4m
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Echo newline in Bash prints literal \n
How do I print a newline? This merely prints \n:
$ echo -e "Hello,\nWorld!"
Hello,\nWorld!
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votes
9
answers
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How do I break a string in YAML over multiple lines?
I have a very long string:
Key: 'this is my very very very very very very long string'
I would like to express it over multiple shorter lines, e.g.,
Key: 'this is my very very very ' +
'long ...
- 29.3k
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votes
12
answers
1.1m
views
How to replace a character by a newline in Vim
I'm trying to replace each , in the current file by a new line:
:%s/,/\n/g
But it inserts what looks like a ^@ instead of an actual newline. The file is not in DOS mode or anything.
What should I ...
- 337k
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votes
19
answers
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Why should text files end with a newline?
I assume everyone here is familiar with the adage that all text files should end with a newline. I've known of this "rule" for years but I've always wondered — why?
- 63.8k
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28
answers
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How can I remove a trailing newline?
How can I remove the last character of a string if it is a newline?
"abc\n" --> "abc"
RidingThisToTheTop
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votes
2
answers
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LF will be replaced by CRLF in git - What is that and is it important? [duplicate]
git init
git add .
Gives the following warnings for many files:
The file will have its original line endings in your working directory.
warning: LF will be replaced by CRLF in <filename>.
...
- 27.1k
1259
votes
27
answers
1.1m
views
Git replacing LF with CRLF
On a Windows machine, I added some files using git add.
I got warnings saying:
LF will be replaced by CRLF
What are the ramifications of this conversion?
- 102k
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votes
10
answers
1.8m
views
Difference between CR LF, LF and CR line break types
I'd like to know the difference (with examples if possible) between
CR LF (Windows), LF (Unix) and CR (Macintosh) line break types.
- 67.9k
984
votes
26
answers
2.3m
views
Writing a list to a file with Python, with newlines
How do I write a list to a file? writelines() doesn't insert newline characters, so I need to do:
f.writelines([f"{line}\n" for line in lines])
- 10.4k
833
votes
29
answers
704k
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Convert DOS/Windows line endings to Linux line endings in Vim
If I open files I created in Windows, the lines all end with ^M.
How do I delete these characters all at once?
- 9,167
829
votes
12
answers
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Difference between \n and \r?
What’s the difference between \n (newline) and \r (carriage return)?
In particular, are there any practical differences between \n and \r? Are there places where one should be used instead of the ...
- 67.9k
819
votes
11
answers
773k
views
Find and replace with a newline in Visual Studio Code
I am trying out the new Microsoft Visual Studio Code editor in Linux Fedora environment. I would like to know how to replace new line (\n) in place of some other text.
For example, I have html text ...
- 9,224
806
votes
11
answers
1.3m
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Bash script – "/bin/bash^M: bad interpreter: No such file or directory" [duplicate]
I'm using this tutorial to learn bash scripts to automate a few
tasks for me.
I'm connecting to a server using putty.
The script, located in .../Documents/LOG, is:
#!/bin/bash
# My first script
echo &...
- 8,284
792
votes
27
answers
1.3m
views
How can I echo a newline in a batch file?
How can you you insert a newline from your batch file output?
I want to do something like:
echo hello\nworld
Which would output:
hello
world
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759
votes
45
answers
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views
Why do I keep getting "[eslint] Delete `CR` [prettier/prettier]"?
I am using VS Code with Prettier 1.7.2 and ESLint 1.7.0.
After every newline I get:
[eslint] Delete `CR` [prettier/prettier]
This is the .eslintrc.json:
{
"extends": ["airbnb", &...
- 22.1k
710
votes
13
answers
520k
views
Make 'git diff' ignore ^M
In a project where some of the files contain ^M as newline
separators, diffing these files is apparently impossible, since
git diff sees the entire file as just a single line.
How does one git diff ...
- 51.6k
693
votes
9
answers
262k
views
What's the strategy for handling CRLF (carriage return, line feed) with Git?
I tried committing files with CRLF-ending lines, but it failed.
I spent a whole work day on my Windows computer trying different strategies and was almost drawn to stop trying to use Git and instead ...
- 17.3k
675
votes
13
answers
705k
views
What are carriage return, linefeed, and form feed?
What is the meaning of the following control characters:
Carriage return
Line feed
Form feed
- 7,449
670
votes
15
answers
454k
views
What does the ^M character mean in Vim?
I keep getting the ^M character in my .vimrc and it breaks my
configuration.
- 6,703
652
votes
40
answers
1.1m
views
How can I insert a line break into a <Text> component in React Native?
I want to insert a new line (like \r\n, <br />) in a Text component in React Native.
If I have:
<text>
<br />
Hi~<br />
this is a test message.<br />
</text>
Then ...
- 6,532
629
votes
7
answers
448k
views
How do I force Git to use LF instead of CR+LF under Windows?
I want to force Git to check out files under Windows using just LF not CR+LF.
I checked the two configuration options, but was not able to find the right combination of settings.
I want to convert all ...
- 167k
591
votes
8
answers
460k
views
How do I get a platform-independent new line character?
How do I get a platform-independent newline in Java? I can’t use "\n" everywhere.
- 121k
518
votes
15
answers
813k
views
Replace a newline in TSQL
I would like to replace (or remove) a newline character in a TSQL string.
Any ideas?
The obvious
REPLACE(@string, CHAR(13), '')
just won't do it...
- 48.6k
506
votes
15
answers
1.4m
views
What is the JavaScript string newline character?
Is \n the universal newline character sequence in JavaScript for all platforms? If not, how do I determine the character for the current environment?
I'm not asking about the HTML newline element (<...
- 77.7k
478
votes
12
answers
542k
views
How to find out line-endings in a text file?
I'm trying to use something in bash to show me the line endings in a file printed rather than interpreted. The file is a dump from SSIS/SQL Server being read in by a Linux machine for processing.
Are ...
- 7,532
467
votes
21
answers
700k
views
Split Java String by New Line
I'm trying to split text in a JTextArea using a regex to split the String by \n However, this does not work and I also tried by \r\n|\r|n and many other combination of regexes.
Code:
public void ...
- 4,922
453
votes
23
answers
639k
views
How to convert DOS/Windows newline (CRLF) to Unix newline (LF)
How can I programmatically (not using vi) convert DOS/Windows newlines to Unix newlines?
The dos2unix and unix2dos commands are not available on certain systems.
How can I emulate them with commands ...
- 4,555
452
votes
15
answers
611k
views
./configure : /bin/sh^M : bad interpreter [duplicate]
I've been trying to install lpng142 on my fed 12 system. Seems like a problem to me. I get this error
[root@localhost lpng142]# ./configure
bash: ./configure: /bin/sh^M: bad interpreter: No such file ...
- 8,291
435
votes
10
answers
918k
views
How do I handle newlines in JSON?
I've generated some JSON and I'm trying to pull it into an object in JavaScript. I keep getting errors. Here's what I have:
var data = '{"count" : 1, "stack" : "sometext\n\n"}';
var dataObj = eval('('...
- 12.8k
430
votes
19
answers
1.3m
views
Writing string to a file on a new line every time
I want to append a newline to my string every time I call file.write(). What's the easiest way to do this in Python?
- 5,839
415
votes
8
answers
294k
views
Render a string in HTML and preserve spaces and linebreaks
I have an MVC3 app that has a details page. As part of that I have a description (retrieved from a db) that has spaces and new lines. When it is rendered the new lines and spaces are ignored by the ...
- 6,389
414
votes
17
answers
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views
'\r': command not found - .bashrc / .bash_profile [duplicate]
I have windows, using Cygwin, trying to set JAVA_HOME permanently through my .bashrc file.
.bashrc:
export PATH="$JAVA_HOME/bin:$PATH"
export JAVA_HOME=$JAVA_HOME:"/cygdrive/c/Program Files (x86)/...
- 4,554
404
votes
14
answers
346k
views
Pass a PHP variable to a JavaScript variable
What is the easiest way to encode a PHP string for output to a JavaScript variable?
I have a PHP string which includes quotes and newlines. I need the contents of this string to be put into a ...
- 7,655
364
votes
6
answers
325k
views
CSV in Python adding an extra carriage return, on Windows
import csv
with open('test.csv', 'w') as outfile:
writer = csv.writer(outfile, delimiter=',', quoting=csv.QUOTE_MINIMAL)
writer.writerow(['hi', 'dude'])
writer.writerow(['hi2', 'dude2'])
...
- 5,143
358
votes
15
answers
575k
views
Removing trailing newline character from fgets() input
I am trying to get some data from the user and send it to another function in gcc. The code is something like this.
printf("Enter your Name: ");
if (!(fgets(Name, sizeof Name, stdin) != NULL)) {
...
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354
votes
14
answers
164k
views
How to stop vim from adding a newline at end of file?
So I work in a PHP shop, and we all use different editors, and we all have to work on Windows. I use vim, and everyone in the shop keeps complaining that whenever I edit a file there is a newline at ...
- 6,956
339
votes
9
answers
378k
views
Bash: Strip trailing linebreak from output
When I execute commands in Bash (or to be specific, wc -l < log.txt), the output contains a linebreak after it. How do I get rid of it?
- 90.4k
323
votes
7
answers
187k
views
Visual Studio Code — Insert Newline at the End of Files
When saving a file using Visual Studio Code, a newline is not automatically added to the end of the file, causing all sorts of potential issues.
How can I append a newline automatically in Visual ...
- 8,404
312
votes
17
answers
739k
views
How to remove line breaks from a file in Java?
How can I replace all line breaks from a string in Java in such a way that will work on Windows and Linux (ie no OS specific problems of carriage return/line feed/new line etc.)?
I've tried (note ...
- 5,441
298
votes
4
answers
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views
What is the difference between a "line feed" and a "carriage return"?
If there are two keywords then they must have their own meanings. So I want to know what makes them different and what their code is.
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296
votes
20
answers
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views
Windows batch: echo without new line
What is the Windows batch equivalent of the Linux shell command echo -n which suppresses the newline at the end of the output?
The idea is to write on the same line inside a loop.
- 13.2k
294
votes
8
answers
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How line ending conversions work with git core.autocrlf between different operating systems
I've read a lot of different questions and answers on Stack Overflow as well as git documentation on how the core.autocrlf setting works.
This is my understanding from what I've read:
Unix and Mac OSX ...
- 12.4k
291
votes
21
answers
316k
views
How to add line break for UILabel?
Let see that I have a string look like this:
NSString *longStr = @"AAAAA\nBBBBB\nCCCCC";
How do I make it so that the UILabel display the message like this
AAAAA
BBBBB
CCCCC
I don't ...
- 38.6k
288
votes
9
answers
83k
views
Trying to fix line-endings with git filter-branch, but having no luck
I have been bitten by the Windows/Linux line-ending issue with git. It seems, via GitHub, MSysGit, and other sources, that the best solution is to have your local repos set to use linux-style line ...
- 3,072
273
votes
32
answers
430k
views
How do I add a newline to a TextView in Android?
When I define a TextView in xml, how do I add a new line to it? \n seems not to work.
<TextView
android:id="@+id/txtTitlevalue"
android:text="Line1 -\nLine2"
android:...
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254
votes
8
answers
224k
views
How can I use newline '\n' in an f-string to format output?
I tried this code:
names = ['Adam', 'Bob', 'Cyril']
text = f"Winners are:\n{'\n'.join(names)}"
print(text)
However, '\' cannot be used inside the {...} expression portions of an f-string. ...
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252
votes
9
answers
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views
See line breaks and carriage returns in editor
Is there a text editor on Linux that allows me to see line breaks and carriage returns? Does Vim support this feature?
- 27.4k
249
votes
18
answers
377k
views
Remove blank lines with grep
I tried grep -v '^$' in Linux and that didn't work. This file came from a Windows file system.
- 32.7k
239
votes
3
answers
372k
views
How to prevent that CR and LF are changed when writing bytes to file?
I have a function that returns a string. The string contains carriage returns and newlines (0x0D, 0x0A). However when I write to a file it contains only the new line feeds. Is there a way to get the ...
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votes
26
answers
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Add line break within tooltips
How can line breaks be added within a HTML tooltip?
I tried using <br/> and \n within the tooltip as follows:
<a href="#" title="Some long text <br/> Second line text \n Third line ...
- 10.6k