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How to redirect cin and cout to files?
How can I redirect cin to in.txt and cout to out.txt ?
5 Answers
5
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In Clojure 1.3, How to read and write a file
...uff.
Number 1: how to read an entire file into memory.
(slurp "/tmp/test.txt")
Not recommended when it is a really big file.
Number 2: how to read a file line by line.
(use 'clojure.java.io)
(with-open [rdr (reader "/tmp/test.txt")]
(doseq [line (line-seq rdr)]
(println line)))
The wit...
While loop to test if a file exists in bash
I'm working on a shell script that does certain changes on a txt file only if it does exist, however this test loop doesn't work, I wonder why?
Thank you!
...
Displaying Windows command prompt output and redirecting it to a file
...or's answer, you can use PowerShell like this:
powershell "dir | tee test.txt"
If you're trying to redirect the output of an exe in the current directory, you need to use .\ on the filename, eg:
powershell ".\something.exe | tee test.txt"
...
Remove the last line from a file in Bash
I have a file, foo.txt , containing the following lines:
14 Answers
14
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node and Error: EMFILE, too many open files
...2,3,4,5,6,7,8,9,10]
for (var file in files) {
q.push({filename:file+".txt"}, function (err,filename,res) {
console.log(filename + " read");
});
}
You can see that each file is added to the queue (console.log filename), but only when the current queue is under the limit you set pre...
Stop pip from failing on single package when installing with requirements.txt
I am installing packages from requirements.txt
6 Answers
6
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PowerShell equivalent to grep -f
...an array of patterns. So the one you're looking for is:
Get-Content .\doc.txt | Select-String -Pattern (Get-Content .\regex.txt)
This searches through the textfile doc.txt by using every regex(one per line) in regex.txt
s...
Recursively add files by pattern
...urrent directory.
From git add documentation:
Adds content from all *.txt files under Documentation directory and its subdirectories:
$ git add Documentation/\*.txt
Note that the asterisk * is quoted from the shell in this example; this lets the command include the files from subdirector...
Write to file, but overwrite it if it exists
...ty and overwrite the file.
echo "text" > 'Users/Name/Desktop/TheAccount.txt'
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