A source of input or output: files and pipes are both examples of general Mathematica objects known as streams.

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Write and Read to StreamPosition

One OutputStream and one InputStream are opened on the same file: ...
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Reading a specified line number from a text file [duplicate]

Possible Duplicate: How to read data file quickly? I have a huge text file (~500 MB). The file is too large to Import into Mathematica, although I can ...
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Directing output of PrintTemporary to an additional OutputStream

I want to log messages that I send to the screen, even temporary ones. By setting $Output appropriately, it is possible to log ...
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Efficiently importing XPM matrix data into Mathematica

The XPM file format is an image file format. Although it is primarily intended for icon pixmaps, it can also be used to store matrix data. For example, the GROMACS chemical simulation package uses ...
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How to write output to an external text file in addition to the standard output stream?

How to write output to an external text file in addition to the standard output stream, i.e. a notebook for a session with FE and stdout for command-line session?
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How to record the stream of data (PixelPosition) dynamically?

I need to trace the moving of an object and get the coordinates of such movement. The set of coordinates will be used for the subsequent evaluation and analysis. I can easy get the current real-time ...
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Stream CSV files

Ram limitations make import impractical for large CSV files. Is it possible to Stream CSV correctly? ...
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How do I re-direct FilePrint's output?

I recently wanted to use FilePrint to print the contents somewhere else but in the notebook I was using. However, the obvious-seeming solution doesn't work at all: ...
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How do I direct output to a specific notebook or cell? [duplicate]

Possible Duplicate: How to pipe a stream to another notebook? Is there any way to create a stream so that all output to the stream (from Write or ...
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How to generate a real-time stream of data?

I'm experimenting with Inversion-of-Control (callback) programming patterns, and I would like a way to generate streams of data at specified real-time intervals. I came up with the illustrated way to ...
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Reading from a stream of strings and numbers delimited by commas

I am trying to read from a stream of strings and numbers delimited by commas similar to the way I have read from a stream of strings and numbers delimited by spaces. Example delimited by spaces ...
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Creating a realtime MIDI Out

I have a live stream of notes and note velocities using SoundNote and SoundVolume. My problem is that I have no idea how to ...
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Why these (error) messages?

Testing this answer I used: stream = OpenWrite["A:\\out.txt"]; Block[{$Messages = stream}, Mod[1, 2, 3, 4, 5] ] and I was surprised to find that the contents ...
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How to Write into multiple files?

I want to put expressions into multiple files simultaneously, with the following code: ...
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How to pipe a stream to another notebook?

Can I pipe an OutputStream object created by OpenWrite (or similar) to a notebook instead of a file? I am aware that I can use ...