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当当网第三季度净亏损2810万元 同比由盈转亏 - 资讯 - 清泛网 - 专注C/C++及内核技术
当当网第三季度净亏损2810万元 同比由盈转亏11月25日消息，当当网发布了截至2015年9月30日的2015财年第三季度未审计财报。财报显示，当当网第三季度总净营收为23.719亿元人民币(约合3.732亿美元)，同比增长22.6%；净亏损为2810万元...
CentOS系统下如何挂载第2块磁盘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
CentOS系统下如何挂载第2块磁盘1、查看新硬盘 # fdisk -l新添加的硬盘的编号为 dev sdb 2、硬盘分区 1）进入fdisk模式 # fdisk dev sdb2）输入n进行分区...1、查看新硬盘
# fdisk -l
新添加的硬盘的编号为/dev/sdb
2、硬盘分区
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How to sort a list/tuple of lists/tuples by the element at a given index?
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Martin Thoma
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answered Jun 25 '10 at 23:04
StephenStephen
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pod install -bash: pod: command not found
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21 Answers
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std::next_permutation Implementation Explanation
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172
Let's look at some permutations:
1 2 3 4
1 2 4 3
1 3 2 4
1 3 4 2
1 4 2 3
1 4 3 2
2 1 3 4
...
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Static methods in Python?
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2058
Yep, using the staticmethod decorator
class MyClass(object):
@staticmethod
def the_st...
How can you determine how much disk space a particular MySQL table is taking up?
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285
For a table mydb.mytable run this for:
BYTES
SELECT (data_length+index_length) tablesize
FRO...
What is the length of the access_token in Facebook OAuth2?
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128
I work at Facebook and I can give a definitive answer about this.
Please don't put a maximum s...
Java exception not caught?
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From the Java Language Specification 14.20.2.:
If the catch block completes abruptly for reason R, then the finally block is executed. Then there is a choice:
If the finally block completes normally, then the try statement completes abruptly for reason R.
If the...
How to initialise a string from NSData in Swift
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224
This is how you should initialize the NSString:
Swift 2.X or older
let datastring = NSString...