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How does a Linux/Unix Bash script know its own PID?
I have a script in Bash called Script.sh , and it needs to know its own PID (i.e. I need to get PID inside the Script.sh )
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9个常用iptables配置实例 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...保旧规则被清除，用以下命令清除旧规则：
iptables -F
(or iptables --flush)
2.设置chain策略
对于filter table，默认的chain策略为ACCEPT，我们可以通过以下命令修改chain的策略：
iptables -P INPUT DROP
iptables -P FORWARD DROP
iptables -P OUTPUT ...
get list of pandas dataframe columns based on data type
If I have a dataframe with the following columns:
12 Answers
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In Vim, how do I apply a macro to a set of lines?
I have a file with a bunch of lines. I have recorded a macro that performs an operation on a single line. I want to repeat that macro on all of the remaining lines in the file. Is there a quick way to do this?
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Nohup is not writing log to output file
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How to create a new language for use in Visual Studio
I want to write a new templating language, and I want Visual Studio to "support" it. What I need to know is:
7 Answers
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Priority queue in .Net [closed]
I am looking for a .NET implementation of a priority queue or heap data structure
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master branch and 'origin/master' have diverged, how to 'undiverge' branches'?
Somehow my master and my origin/master branch have diverged.
I actually don't want them to diverge.
13 Answers
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How to open the Chrome Developer Tools in a new window?
When I try to use the Chrome Developer Tools, it seems I can no longer view it in a new window.
5 Answers
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Is log(n!) = Θ(n·log(n))?
I am to show that log(n!) = Θ(n·log(n)) .
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