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How do I read an entire file into a std::string in C++?
How do I read a file into a std::string , i.e., read the whole file at once?
15 Answers
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Read binary file as string in Ruby
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First, you should open the file as a binary file. Then you can read the entire file in, in one command.
file = File.open("path-to-file.tar.gz", "rb")
contents = file.read
That will get you the entire file in a string.
After that, you probably want to file.close. If you don’t do tha...
Reading from text file until EOF repeats last line [duplicate]
The following C++ code uses a ifstream object to read integers from a text file (which has one number per line) until it hits EOF . Why does it read the integer on the last line twice? How to fix this?
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How to read a large file - line by line?
...want to iterate over each line of an entire file. One way to do this is by reading the entire file, saving it to a list, then going over the line of interest. This method uses a lot of memory, so I am looking for an alternative.
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Parsing huge logfiles in Node.js - read in line-by-line
...since they processed the files not line by line (like 1 , 2 , 3 , 4 ..) or read the entire file to memory
The following solution can parse very large files, line by line using stream & pipe. For testing I used a 2.1 gb file with 17.000.000 records. Ram usage did not exceed 60 mb.
First, instal...
How to detect READ_COMMITTED_SNAPSHOT is enabled?
...ation level set via the T-SQL command ALTER DATABASE <database> SET READ_COMMITTED_SNAPSHOT ON;
3 Answers
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In Clojure 1.3, How to read and write a file
I'd like to know the "recommended" way of reading and writing a file in clojure 1.3 .
6 Answers
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Why does this Java program terminate despite that apparently it shouldn't (and didn't)?
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Obviously the write to currentPos doesn't happen-before the read of it, but I don't see how that can be the issue.
currentPos = new Point(currentPos.x+1, currentPos.y+1); does a few things, including writing default values to x and y (0) and then writing their initial values in the ...
Is there a way to check if a file is in use?
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Updated NOTE on this solution: Checking with FileAccess.ReadWrite will fail for Read-Only files so the solution has been modified to check with FileAccess.Read. While this solution works because trying to check with FileAccess.Read will fail if the file has a Write or Read lock on...
Reading large text files with streams in C#
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You can improve read speed by using a BufferedStream, like this:
using (FileStream fs = File.Open(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite))
using (BufferedStream bs = new BufferedStream(fs))
using (StreamReader sr = new St...