大约有 43,000 项符合查询结果(耗时:0.0273秒) [XML]
Regular expression matching a multiline block of text
...I wouldn't use regular expressions at all. Just something like this:
def read_amino_acid_sequence(path):
with open(path) as sequence_file:
title = sequence_file.readline() # read 1st line
aminoacid_sequence = sequence_file.read() # read the rest
# some cleanup, if necessar...
Hidden Features of SQL Server
... extras:
MultipleActiveResultSets=true;
This makes ADO.Net 2.0 and above read multiple, forward-only, read-only results sets on a single database connection, which can improve performance if you're doing a lot of reading. You can turn it on even if you're doing a mix of query types.
Application N...
How can I open Java .class files in a human-readable way?
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If you don't mind reading bytecode, javap should work fine. It's part of the standard JDK installation.
Usage: javap <options> <classes>...
where options include:
-c Disassemble the code
-classpath &l...
How can I convert an RGB image into grayscale in Python?
I'm trying to use matplotlib to read in an RGB image and convert it to grayscale.
12 Answers
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Installing vim with ruby support (+ruby)
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@MartinMacak you could try reading output of configure. it should give some kind of clues. but it's quite tricky. having hard time to get python enabled myself.
– Arnis Lapsa
Feb 10 '13 at 14:38
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Accessing the web page's HTTP Headers in JavaScript
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It's not possible to read the current headers. You could make another request to the same URL and read its headers, but there is no guarantee that the headers are exactly equal to the current.
Use the following JavaScript code to get all the H...
ViewPager.setOffscreenPageLimit(0) doesn't work as expected
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Does ViewPager require a minimum of 1 offscreen pages
Yes. If I am reading the source code correctly, you should be getting a warning about this in LogCat, something like:
Requested offscreen page limit 0 too small; defaulting to 1
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Join vs. sub-query
...han LEFT [OUTER] JOIN, but in my opinion their strength is slightly higher readability.
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best way to preserve numpy arrays on disk
...rge numpy arrays. I want to save them to the disk in a binary format, then read them back into memory relatively fastly. cPickle is not fast enough, unfortunately.
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C pointer to array/array of pointers disambiguation
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I should have re-read what I wrote. I meant 4 for each pointer. Thanks for the help!
– George
May 13 '09 at 18:59
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