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What is the difference between sigaction and signal?
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Use sigaction() unless you've got very compelling reasons not to do so.
The signal() interface has antiquity (and hence availability) in its favour, and it is defined in the C standard. Nevertheless, it has a number of undesirable characteristics that sigaction()...
Fluent and Query Expression — Is there any benefit(s) of one over other?
...s me tons of time, and lines of code. However, the fluent syntax seems to come much more natural to me than the query expression syntax.
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how to show lines in common (reverse diff)?
I have a series of text files for which I'd like to know the lines in common rather than the lines which are different between them. Command line unix or windows is fine.
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Why does a return in `finally` override `try`?
...having more than one return statement isn't always bad - See stackoverflow.com/questions/36707/… for more discussion.
– Castrohenge
Oct 1 '10 at 9:52
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How to check if a specific key is present in a hash or not?
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Mercurial undo last commit
How can I undo my last accidentally commited (not pushed) change in Mercurial?
7 Answers
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Get the new record primary key ID from MySQL insert query?
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You need to use the LAST_INSERT_ID() function: http://dev.mysql.com/doc/refman/5.0/en/information-functions.html#function_last-insert-id
Eg:
INSERT INTO table_name (col1, col2,...) VALUES ('val1', 'val2'...);
SELECT LAST_INSERT_ID();
This will get you back the PRIMARY KEY value of the...
搭建高可用mongodb集群（一）——配置mongodb - 大数据 & AI - 清泛网 - 专...
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参考：
NoSQL开篇——为什么要使用NoSQL http://www.infoq.com/cn/news/2011/01/nosql-why/
mongodb手册 http://cn.docs.mongodb.org/manual/single/
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mongodb集群
Lightweight XML Viewer that can handle large files [closed]
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Is it possible to start a shell session in a running container (without ssh)
I was naively expecting this command to run a bash shell in a running container :
15 Answers
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