大约有 15,207 项符合查询结果（耗时：0.0180秒） [XML]
UnicodeDecodeError: 'utf8' codec can't decode byte 0x9c
...application.
Alternatively: Use the open method from the codecs module to read in the file:
import codecs
with codecs.open(file_name, 'r', encoding='utf-8',
errors='ignore') as fdata:
share
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“for line in…” results in UnicodeDecodeError: 'utf-8' codec can't decode byte
....6/lib/python3.6/configparser.py and changed the code to the following def read(self, filenames, encoding="ISO-8859-1"):
– Евгений Коптюбенко
Sep 27 '18 at 14:18
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How to estimate how much memory a Pandas' DataFrame will need?
I have been wondering... If I am reading, say, a 400MB csv file into a pandas dataframe (using read_csv or read_table), is there any way to guesstimate how much memory this will need? Just trying to get a better feel of data frames and memory...
...
Why do I get a segmentation fault when writing to a “char *s” initialized with a string literal, but
...d, static array of characters,
and this unnamed array may be stored
in read-only memory, and which
therefore cannot necessarily be
modified. In an expression context,
the array is converted at once to a
pointer, as usual (see section 6), so
the second declaration initializes p
to poi...
How to write a multidimensional array to a text file?
...
If you want to write it to disk so that it will be easy to read back in as a numpy array, look into numpy.save. Pickling it will work fine, as well, but it's less efficient for large arrays (which yours isn't, so either is perfectly fine).
If you want it to be human readable, look i...
Parsing CSV files in C#, with header
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@MarcosMeli many thanks! I already used FileHelpers in one of my projects and it was a breeze to use - kudos to the team. I'm planning a blog on it soon and btw - Love the new site - well done!
– Sudhanshu Mishra
Ju...
About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
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Go read what I said again.
– Charlie Martin
Sep 9 '14 at 23:36
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socket.shutdown vs socket.close
...and the socket is not deallocated.
On the other hand calling shutdown for reading and writing closes the underlying connection and sends a FIN / EOF to the peer regardless of how many processes have handles to the socket. However, it does not deallocate the socket and you still need to call close ...
How to configure MongoDB Java driver MongoOptions for production use?
...astructure isn't capable of high throughput.
maxWaitTime. Number of ms a thread will wait for a connection to become available on the connection pool, and raises an exception if this does not happen in time. Keep default.
socketTimeout. Standard socket timeout value. Set to 60 seconds (60000).
threa...
Difference between Role and GrantedAuthority in Spring Security
...The admin role with id ROLE_ADMIN has the operations OP_DELETE_ACCOUNT, OP_READ_ACCOUNT, OP_RUN_BATCH_JOB assigned to it.
The user role with id ROLE_USER has the operation OP_READ_ACCOUNT.
If an admin logs in the resulting security context will have the GrantedAuthorities:
ROLE_ADMIN, OP_DELETE_AC...