08-13-2013
Python 3.x.x can easily handle binary and is fast at manipulating huge files.
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1. Shell Programming and Scripting
Hi all,
Does anybody know or guide me on how to remove the first N bytes and the last N bytes from a binary file? Is there any AWK or SED or any command that I can use to achieve this?
Your help is greatly appreciated!!
Best Regards,
Naveen. (1 Reply)
Discussion started by: naveendronavall
1 Replies
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Hello,
I have come across the necessity for me to deal with binary sequences and I had a few questions.
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Hi,
I have an one-line file consisting of a sequence of 660 letters. I would like to extract 9-letter blocks iteratively:
ASDFGHJKLQWERTYUIOPZXCVBNM
first block: ASDFGHJKL
1nd block: SDFGHJKLQ
What I have so far only gives me the first block, can anyone please explain why?
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Hi,
This is part of a large text file I need to separate out.
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The title is clear: why does ext3 allocate 8 blocks for files that are few bytes long?
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Hello guys. I really hope someone will help me with this one..
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Hi,
I have a file with more than 28000 records and it looks like below..
>mm10_refflat_ABCD range=chr1:1234567-2345678
tgtgcacactacacatgactagtacatgactagac....so on
>mm10_refflat_BCD range=chr1:3234567-4545678...
tgtgcacactacacatgactagtatgtgcacactacacatgactagta
.
.
.
.
.
so on
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I have a text file, input.fasta contains some protein sequences. input.fasta is shown below.
>P02649
MKVLWAALLVTFLAGCQAKVEQAVETEPEPELRQQTEWQSGQRWELALGRFWDYLRWVQT
LSEQVQEELLSSQVTQELRALMDETMKELKAYKSELEEQLTPVAEETRARLSKELQAAQA
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I sat down yesterday to write this script and have just realised that my methodology is broken........
In essense I have.....
----------------------------------------------------------------- (This line really is in the file)
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LEARN ABOUT DEBIAN
py3compile
PY3COMPILE(1) User Commands PY3COMPILE(1)
NAME
py3compile - byte compile Python 3 source files
SYNOPSIS
py3compile [-V [X.Y][-][A.B]] DIR_OR_FILE [-X REGEXPR]
py3compile -p PACKAGE
DESCRIPTION
Wrapper around py_compile to byte-compile python files.
OPTIONS
--version
Show program's version number and exit.
-h, --help
Show this help message and exit.
-f, --force
Force rebuild of byte-code files even if timestamps are up-to-date.
-O Byte-compile to .pyo files.
-q, --quiet
Be quiet.
-v, --verbose
Turn verbose mode on
-p PACKAGE, --package=PACKAGE
Specify Debian package name whose files should be bytecompiled.
-V VRANGE
Force private modules to be bytecompiled with Python version from given range, regardless of the default Python version in the sys-
tem. If there are no other options, bytecompile all public modules for installed Python versions that match given range. VER-
SION_RANGE examples: '3.1' (version 3.1 only), '3.1-' (version 3.1 or newer), '3.1-3.3' (version 3.1 or 3.2), '-4.0' (all supported
3.X versions).
-X REGEXPR, --exclude=REGEXPR
exclude items that match given REGEXPR. You may use this option multiple times to build up a list of things to exclude.
py3compile 0.9 September 2010 PY3COMPILE(1)