大约有 42,000 项符合查询结果（耗时：0.0433秒） [XML]
sed whole word search and replace
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not posix | GNU sed OK
– Oleg Mazko
Aug 25 '16 at 10:19
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Is D a credible alternative to Java and C++? [closed]
...s being equal.
However, other things matter for software development - almost more than the language itself: portability (how many platforms does it run on), debugger support, IDE support, standard library quality, dynamic library support, bindings for common APIs, documentation, the developer comm...
Best way to generate random file names in Python
...e any regular file. Note: By default the file will be deleted when it is
closed. However, if the delete parameter is False, the file is not
automatically deleted.
Full parameter set:
tempfile.NamedTemporaryFile([mode='w+b'[, bufsize=-1[, suffix=''[, prefix='tmp'[, dir=None[, delete=True]]]]]])
i...
How to output a multiline string in Bash?
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Here documents are often used for this purpose.
cat << EOF
usage: up [--level <n>| -n <levels>][--help][--version]
Report bugs to:
up home page:
EOF
They are supported in all Bourne-derived shells including all versions of Bash.
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Delete directories recursively in Java
...rn FileVisitResult.CONTINUE;
}
@Override
public FileVisitResult postVisitDirectory(Path dir, IOException exc) throws IOException {
Files.delete(dir);
return FileVisitResult.CONTINUE;
}
});
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How to create PDF files in Python [closed]
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I suggest pyPdf. It works really nice. I also wrote a blog post some while ago, you can find it here.
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max value of integer
...(otherwise it is reserved for the sign bit).
Here's a short table of the possible values for the possible data types:
width minimum maximum
signed 8 bit -128 +127
signed 16 bit ...
How to get the home directory in Python?
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You want to use os.path.expanduser.
This will ensure it works on all platforms:
from os.path import expanduser
home = expanduser("~")
If you're on Python 3.5+ you can use pathlib.Path.home():
from pathlib import Path
home = str(Path.home...
How to get unique device hardware id in Android? [duplicate]
...ice ID in Android which cannot be changed when performing a phone reset or OS update?
3 Answers
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Get bitcoin historical data [closed]
...import time
import logging
import sys
import datetime
import signal
import os
logging.basicConfig()
log_file_fd = None
def sigint_and_sigterm_handler(signal, frame):
global log_file_fd
log_file_fd.close()
sys.exit(0)
class BitstampLogger:
def __init__(self, log_file_path, log_fi...