大约有 41,000 项符合查询结果（耗时：0.0344秒） [XML]
Difference between class and type
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123
A class is a type. An interface is a type. A primitive is a type. An array is a type.
There...
Why is GHC so large/big?
...HY2MmxPcEYzYkpweEtDSS1fUlE&hl=en
It looks like the largest directory (123 MB) is the binaries for compiling the compiler itself. The documents weigh in at an astounding 65 MB. Third place is Cabal at 41 MB.
The bin directory is 33 MB, and I think that only a subset of that is what's technica...
Select by partial string from a pandas DataFrame
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df[df['value'].astype(str).str.contains('1234.+')] for filtering out non-string-type columns.
– François Leblanc
Feb 13 '18 at 20:22
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Error handling in Bash
...ore on Github: github.com/Privex/shell-core
– Someguy123
Oct 8 '19 at 4:39
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show 4 more comments
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Turn a simple socket into an SSL socket
...in(int argc, char *argv[])
{
BreakermindSslServer boom;
boom.Start(123,"/home/user/c++/qt/BreakermindServer/certificate.crt", "/home/user/c++/qt/BreakermindServer/private.key");
return 0;
}
share
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Flask-SQLalchemy update a row's information
...t()
pprint(bob.data) # {}
# Modifying data is ignored.
bob.data['foo'] = 123
db.session.commit()
bob = User.query.filter_by(name='Bob').first()
pprint(bob.data) # {}
# Replacing data is respected.
bob.data = {'bar': 321}
db.session.commit()
bob = User.query.filter_by(name='Bob').first()
pprint(b...
Get last n lines of a file, similar to tail
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This may be quicker than yours. Makes no assumptions about line length. Backs through the fi...
PHP: How to remove all non printable characters in a string?
...ace is 14.79% faster
2048 chars str_replace 94.7111ms preg_replace 123.3189ms str_replace is 23.20% faster
4096 chars str_replace 227.7029ms preg_replace 258.3771ms str_replace is 11.87% faster
8192 chars str_replace 506.3410ms preg_replace 555.6269ms str_replace is 8.87% fas...
Linux: compute a single hash for a given folder & contents?
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One possible way would be:
sha1sum path/to/folder/* | sha1sum
If there is a whole directory ...
How do I change the background color of a plot made with ggplot2
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123
To change the panel's background color, use the following code:
myplot + theme(panel.backgrou...