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Why are unnamed namespaces used and what are their benefits?
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how to mysqldump remote db from local machine
..., and the answer is quite simple:
Change:
ssh -f -L3310:remote.server:3306 user@remote.server -N
To:
ssh -f -L3310:localhost:3306 user@remote.server -N
And change:
mysqldump -P 3310 -h localhost -u mysql_user -p database_name table_name
To:
mysqldump -P 3310 -h 127.0.0.1 -u mysql_user -p...
What is a mixin, and why are they useful?
... and `==`,
but this class does NOT implement those methods."""
def __ne__(self, other):
return not (self == other)
def __lt__(self, other):
return self <= other and (self != other)
def __gt__(self, other):
return not self <= other
def __ge__(self, ot...
Reading specific lines only
...or loop to read a file, but I only want to read specific lines, say line #26 and #30. Is there any built-in feature to achieve this?
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How to read a large file line by line?
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Mark Garcia
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answered Nov 6 '12 at 7:51
codaddictcodaddict
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Restoring Nuget References?
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edited Jul 26 '17 at 15:57
ᴍᴀᴛᴛ ʙᴀᴋᴇʀ
2,47011 gold badge2020 silver badges3737 bronze badges
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【解决】scrapyd启动job时报错：exceptions.TypeError: __init__() got an ...
【解决】scrapyd启动job时报错：exceptions.TypeError: __init__() got an unexpected keyword argument '_job'进入项目spiders目录, 修改 spider py 文件（你自己的spider的主文件）：def __init__(self):改为：def __init__(self, *args, **kwargs):最后不要忘了重新部署一...
round() for float in C++
...\t" << round(-1.4) << std::endl;
std::cout << "round(1.6):\t" << round(1.6) << std::endl;
std::cout << "round(-1.6):\t" << round(-1.6) << std::endl;
return 0;
}
Output:
round(0.5): 1
round(-0.5): -1
round(1.4): 1
round(-1.4): -1
round(1.6): ...
How does one create an InputStream from a String? [duplicate]
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