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linux下iptables配置详解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...令配置IP一样,重起就会失去作用),怎么保存.
[root@tp ~]# /etc/rc.d/init.d/iptables save
这样就可以写到/etc/sysconfig/iptables文件里了.写入后记得把防火墙重起一下,才能起作用.
[root@tp ~]# service iptables restart
现在IPTABLES配置表里什么配...
How to access the ith column of a NumPy multidimensional array?
...columns, it could be a good idea to create our array in column-major ('F') order instead of the row-major ('C') order (which is the default), and then do the slicing as before to get a column without copying it:
A = np.asfortranarray(A) # or np.array(A, order='F')
A_c1_ref = A[:, 1]
A_c1_ref.strid...
How can i use iptables on centos 7? [closed]
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then we can use iptables-save > /etc/sysconfig/iptables
– dgregory
Dec 11 '17 at 6:15
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How to check type of variable in Java?
How can I check to make sure my variable is an int, array, double, etc...?
13 Answers
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What’s the best RESTful method to return total number of items in an object?
...ords, and other relevant info, like the page size, the page number/offset, etc.
The StackOverflow API is a good example of that same design. Here's the documentation for the Users method - https://api.stackexchange.com/docs/users
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MySQL error: key specification without a key length
...uations not the best one. Your key is consisting of two columns and column order is important.
– MrD
Nov 22 '15 at 12:19
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Best way to create enum of strings?
...swer. You can't have any String that wouldn't be a valid Java identifier, etc.
– Mark Peters
Oct 20 '10 at 14:29
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What is the best way to insert source code examples into a Microsoft Word document?
..., fixed size tabs, single line spacing, no before/after paragraph spacing, etc. You only need to define this style once and then reuse it. You paste in your source code and apply the "Code" style to it.
Note that some editors (e.g. Xcode on the Mac) add RTF as well as text to the clipboard when cop...
What are the best JVM settings for Eclipse? [closed]
...gc-tuning-6-140523.html#icms, you need to have -XX:+UseConcMarkSweepGC in order to use -XX:+CMSIncrementalMode. That is missing from your example above. We would not need CMSIncrementalMode in case we use G1 GC, am I right?
– RuntimeException
Oct 26 '10 at 1...
Why should I use an IDE? [closed]
...kly navigating to a type without needing to worry about namespace, project etc
Navigating to members by treating them as hyperlinks
Autocompletion when you can't remember the names of all members by heart
Automatic code generation
Refactoring (massive one)
Organise imports (automatically adding appr...