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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
9个常用iptables配置实例iptables命令可用于配置Linux的包过滤规则，常用于实现防火墙、NAT。咋一看iptables的配置很复杂，掌握规律后，其实用iptables完成指定任务...iptables命令可用于配置Linux的包过滤规则，常用于实现防火墙、NAT。...
How should one go about choosing a default TCP/IP port for a new service?
When developing an app that will listen on a TCP/IP port, how should one go about selecting a default port? Assume that this app will be installed on many computers, and that avoiding port conflicts is desired.
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How to grant remote access permissions to mysql server for user?
...S;
If name resolution is not going to work, you may also grant access by IP or subnet:
GRANT ALL PRIVILEGES ON *.* TO 'root'@'192.168.1.%'
IDENTIFIED BY 'some_characters'
WITH GRANT OPTION;
FLUSH PRIVILEGES;
MySQL GRANT syntax docs.
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How to check programmatically if an application is installed or not in Android?
... Oct 9 '16 at 13:52
Egemen HamutçuEgemen Hamutçu
939
getting the ng-object selected with ng-change
...red Apr 14 '16 at 15:56
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What is the difference between Strategy design pattern and State design pattern?
What are the differences between the Strategy design pattern and the State design pattern? I was going through quite a few articles on the web but could not make out the difference clearly.
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How to quickly and conveniently create a one element arraylist [duplicate]
...one to mention Collections.singletonList.
– Jean-François Savard
May 26 '15 at 0:11
4
I'm even m...
Perform commands over ssh with Python
I'm writing a script to automate some command line commands in Python. At the moment I'm doing calls thus:
13 Answers
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Freeing up a TCP/IP port?
...number' | grep LISTEN
Sample Response :
java 4744 (PID) test 364u IP0 asdasdasda 0t0 TCP *:port-number (LISTEN)
and then execute :
kill -9 PID
Worked on Macbook
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vertical align middle in
I want to keep the height of #abc div at 50px and text to align vertically in the middle of the div .
10 Answers
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