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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术
廉价共享存储解决方案2-drbd+cman+gfs21、修改hosts文件[root@localhost ~]# vi etc hosts127.0.0.1localhost localhost.localdomain localhost4 localhost4.localdomain4...1、修改hosts文件
[root@localhost ~]# vi /etc/hosts
127.0.0.1 localhost localhost.localdomain localhost4 localhost...
Good Haskell source to read and learn from [closed]
What are some open source programs that use Haskell and can be considered to be good quality modern Haskell ? The larger the code base, the better.
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Select first 4 rows of a data.frame in R
How can I select the first 4 rows of a data.frame :
5 Answers
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Remove blank lines with grep
I tried grep -v '^$' in Linux and that didn't work. This file came from a Windows file system.
14 Answers
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Convert a date format in PHP
...m trying to convert a date from yyyy-mm-dd to dd-mm-yyyy (but not in SQL); however I don't know how the date function requires a timestamp, and I can't get a timestamp from this string.
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How to check whether mod_rewrite is enable on server?
Currently I am using the hosting with lightspeed server. Hosting says mod_rewrite is enabled but I can't get my script working there. Whenever I try to access the URL, it returns 404 - not found page.
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How to convert float to int with Java
I used the following line to convert float to int, but it's not as accurate as I'd like:
7 Answers
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iOS - Calling App Delegate method from ViewController
What I am trying to do is click a button (that was created in code) and have it call up a different view controller then have it run a function in the new view controller.
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Removing all empty elements from a hash / YAML?
How would I go about removing all empty elements (empty list items) from a nested Hash or YAML file?
20 Answers
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Create directory if it does not exist
I am writing a PowerShell script to create several directories if they do not exist.
11 Answers
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