Recent questions tagged io

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io - How do Intel CPUs that use the ring bus topology decode and handle port I/O operations

I understand Port I/O from a hardware abstraction level (i.e. asserts a pin that indicates to devices on the ... for the legacy DMA controller. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - How to edit MS Word documents using Java?

I do have few Word templates, and my requirement is to replace some of the words/place holders in ... .newFileSystem(FileSystems.java:276) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Java: InputStream read() returns a byte bigger than 127?

I've this code: InputStream is = socket.getInputStream(); int b; while ((b = is.read()) != -1) { System. ... an int to a byte? Thanks, Martijn See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io redirection - Bash - interpreting the contents of a variable

How can I make Bash interpret the contents of a variable as I/O redirects and not simply pass those ... the redirect and logging commands. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Java I/O: How to append to an already existing text file

Hi I am having no problem writing to or appending to a file, the only problem is that as soon as I quit ... append to it? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - How to measure Disk Speed in Java for Benchmarking

I would like to know how can you measure disk speed using Java API. Random read,sequential read and Random and ... so before closing it. Thanks See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Avoid newline in list-directed output with Intel Fortran compiler

I have noticed the results of list-directed output write(*,*) in Fortran is compiler dependent. Indeed, with the code ... option or so, if any. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - In Java, when writing to a file with DataOutputStream, how do I define the Endian of the data being written?

I'm using DataOutputStream to write to a file, however I want to change the endian of the data. This is how i ... byte data is written in Java? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - What is the default type evaluation of MonadPlus in Haskell?

I have the following code: import Control.Monad coin :: MonadPlus m => m Int coin = return 0 ... .edu/ccshan/rational/S0956796811000189a.pdf See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Writing to an already existing file using FileWriter Java

Is there anyway I can write to an already existing file using Filewriter For example when the user clicks a submit ... brand new one every time See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Java nio connection is creating multiple socket level connections, Why?

I have written a simple java nio program like the below public static void main(String[] args) throws ... connection on an dynamic port See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Read and Write to Java file via Resource

I'm trying to read and write to a file but I'd like to access that file via Resource. This is what I do ... What is the correct way to do this? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - What is the most efficient way to read a large file in chunks without loading the entire file in memory at once?

What is the most efficient general purpose way of reading "large" files (which may be text or binary), without going ... length); } Ok(()) } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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621 views

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io - Read file character-by-character in Rust

Is there an idiomatic way to process a file one character at a time in Rust? This seems to be roughly what I' ... to read it all into memory. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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535 views

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io - Read file character-by-character in Rust

Is there an idiomatic way to process a file one character at a time in Rust? This seems to be roughly what I' ... to read it all into memory. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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635 views

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io - Copying a stream in Python

How do I transfer the contents of a stream to another in Python? The trivial solution would be output.write ... org.apache.commons.IOUtils.copy. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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756 views

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io - Reading a web page in Java IOException Premature EOF

I am frequently getting a 'Premature EOF' Exception when reading a web page. The following is the StackTrace java. ... program ( around 20 000 ) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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591 views

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io - Lisp format and force-output

I don't understand why this code behaves differently in different implementations: (format t "asdf") (setq var ... just an idiosyncrasy of SBCL? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - Permission denied doing os.mkdir(d) after running shutil.rmtree(d) in Python

Very often in the Windows 7 console if I run a python program twice very quickly that does if os.path.isdir(d ... . What is the problem here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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712 views

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io - How do I read a delimited file with strings/numbers with Octave?

I am trying to read a text file containing digits and strings using Octave. The file format is something like ... ever had this problem before? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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881 views

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io - python: TypeError: can't write str to text stream

I must be doing something obviously wrong here. But what is it, and how do I fix? Python 2.6.5 (r265: ... I convert to what io.open requires? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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528 views

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io - How can I use "puts" to the console without a line break in ruby on rails?

I have a method which goes through a loop -- I want it to output a "." each loop so I can see it in ... so that it just has a continuous line? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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587 views

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io - Fortran splats my output to asterisks - why?

I'm having a hard time wrapping my head around formatting statements in Fortran. Without formatting my output, this ... What am I missing here? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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io - How to write bytes to a file in Python 3 without knowing the encoding?

In Python 2.x with 'file-like' object: sys.stdout.write(bytes_) tempfile.TemporaryFile().write(bytes_) open(' ... use Unicode in this case. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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427 views

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io - How do functional languages model side-effects?

Since side-effects break referential transparency, don't they go against the point of functional languages? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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682 views

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io redirection - redirect all output in a bash script when using set -x

I have a bash script that has set -x in it. Is it possible to redirect the debug prints of this script and all ... in /tmp/mylog, not in stdout. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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414 views

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io - Limiting file access in Java

Problem: In my Java application (not an applet) I wish to limit certain file operations to all classes except a ... you can give, in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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490 views

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io - Haskell Lazy ByteString + read/write progress function

I am learing Haskell Lazy IO. I am looking for an elegant way to copy a large file (8Gb) while printing ... + count) inp outp done onProgress See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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