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How can I randomize the lines in a file using standard tools on Red Hat Linux?
How can I randomize the lines in a file using standard tools on Red Hat Linux?
11 Answers
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Install a Python package into a different directory using pip?
I know the obvious answer is to use virtualenv and virtualenvwrapper, but for various reasons I can't/don't want to do that.
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top命令使用详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
top命令使用详解top命令基本用法显示系统当前的进程和其他状况； top是一个动态显示过程,即可以通过用户按键来不断刷新当前状态.如果在前台执行该命令,它...top命令基本用法
显示系统当前的进程和其他状况； top是一个动态...
How do I write the 'cd' command in a makefile?
For example, I have something like this in my makefile:
6 Answers
6
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SQL RANK() versus ROW_NUMBER()
I'm confused about the differences between these. Running the following SQL gets me two idential result sets. Can someone please explain the differences?
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Replacement for deprecated sizeWithFont: in iOS 7?
In iOS 7, sizeWithFont: is now deprecated. How do I now pass in the UIFont object into the replacement method sizeWithAttributes: ?
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How to force 'cp' to overwrite directory instead of creating another one inside?
I'm trying to write a Bash script that will overwrite an existing directory. I have a directory foo/ and I am trying to overwrite bar/ with it. But when I do this:
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Converting Long to Date in Java returns 1970
I have list with long values (for example: 1220227200, 1220832000, 1221436800...) which I downloaded from web service. I must convert it to Dates. Unfortunately this way, for example:
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Extension methods must be defined in a non-generic static class
I'm getting the error:
10 Answers
10
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When to Redis? When to MongoDB? [closed]
What I want is not a comparison between Redis and MongoDB. I know they are different; the performance and the API is totally different.
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