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split string only on first instance - java
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string.split("=", 2);
As String.split(java.lang.String regex, int limit) explains:
The a...
Rename specific column(s) in pandas
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edited May 23 '17 at 12:34
Community♦
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answered Nov 3 '13 at 21:32
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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
...将会变得无所适从而产生冲突。
另一种情况假如 tomact2,tomcat3同步tomcat1的目录，当tomcat1挂了之后，负载均衡会把访问分配到tomcat2和3，这个时候tomcat2和3彼此独立。客户分别对这两台机器进行读写于是数据又不同步了。
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python pandas dataframe to dictionary
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How do I remove all specific characters at the end of a string in PHP?
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Mike Kormendy
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answered Jan 13 '10 at 1:42
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What is the preferred syntax for defining enums in JavaScript?
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Create table using Javascript
I have a JavaScript function which creates a table with 3 rows 2 cells.
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Iterate a list with indexes in Python
... 19] and makes it into iterable list of tuples, like so: [(0,3), (1,7), (2,19)] to use it instead of:
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How does the HyperLogLog algorithm work?
...own prefix, there is a higher chance that the cardinality of the stream is 2^(size of the prefix).
That is, in a random stream of integers, ~50% of the numbers (in binary) starts with "1", 25% starts with "01", 12,5% starts with "001". This means that if you observe a random stream and see a "001",...