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How do I save a String to a text file using Java?
...ata, the following will work:
PrintWriter out = new PrintWriter("filename.txt");
Then, write your String to it, just like you would to any output stream:
out.println(text);
You'll need exception handling, as ever. Be sure to call out.close() when you've finished writing.
If you are using Java...
What Automatic Resource Management alternatives exist for Scala?
... lines: Try[Seq[String]] =
Using(new BufferedReader(new FileReader("file.txt"))) { reader =>
Iterator.unfold(())(_ => Option(reader.readLine()).map(_ -> ())).toList
}
or using Using.resource avoid Try
val lines: Seq[String] =
Using.resource(new BufferedReader(new FileReader("fi...
How to create a file in a directory in java?
If I want to create a file in C:/a/b/test.txt , can I do something like:
11 Answers
1...
How to merge two files line by line in Bash
...
You can use paste:
paste file1.txt file2.txt > fileresults.txt
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Add up a column of numbers at the Unix shell
Given a list of files in files.txt , I can get a list of their sizes like this:
20 Answers
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How to get process ID of background process?
...ses you if foo happens to be multiple piped commands (eg. tail -f somefile.txt | grep sometext). In such cases, you will get the PID of the grep command from $! rather than the tail command if that's what you were looking for. You will need to use jobs or ps or the likes in this instance.
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How to read a file into a variable in shell?
...atform, lowest-common-denominator sh you use:
#!/bin/sh
value=`cat config.txt`
echo "$value"
In bash or zsh, to read a whole file into a variable without invoking cat:
#!/bin/bash
value=$(<config.txt)
echo "$value"
Invoking cat in bash or zsh to slurp a file would be considered a Useless Us...
How do I load the contents of a text file into a javascript variable?
I have a text file in the root of my web app http://localhost/foo.txt and I'd like to load it into a variable in javascript.. in groovy I would do this:
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Unix's 'ls' sort by name
... 2017 Makefile
-rwxrwxrwx 1 luckydonald luckydonald 4096 Nov 17 23:47 file.txt
So with 9,9 you sort column 9 up to the column 9, being the file names. You have to provide where to stop, which is the same column in this case. The columns start with 1.
Also, if you want to ignore upper/lower case, ...
Batch script to delete files
...You need to escape the % with another...
del "D:\TEST\TEST 100%%\Archive*.TXT"
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