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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
...p --sport 22 -m state --state NEW,ESTABLISHED -j ACCEPT
类似的，对于HTTP/HTTPS(80/443)、pop3(110)、rsync(873)、MySQL(3306)等基于tcp连接的服务，也可以参照上述命令配置。
对于基于udp的dns服务，使用以下命令开启端口服务：
iptables -A OUTPUT -p ud...
What's the difference of ContentType and MimeType
... extension design has found its way into a lot of other protocols (such as HTTP here), and is still being used when new kinds of metadata or data need to be transmitted in an existing protocol. There are dozens of RFCs that discuss MIME used for a plethora of purposes.
Specifically, Content-Type: i...
Creating java date object from year,month,day
...y when working with dates, timestamps and durations. Use HalDateTime from
http://sourceforge.net/projects/haldatetime/?source=directory
For example you can just use it to parse your input like this:
HalDateTime mydate = HalDateTime.valueOf( "25.12.1988" );
System.out.println( mydate ); // will ...
Returning from a finally block in Java
...eUploader: {
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ATL COM开发入门（一）（JS调用ActiveX/COM组件） - C/C++ - 清泛网 - 专注C/C++及内核技术
ATL COM开发入门（一）（JS调用ActiveX/COM组件）ATL（Active Template Library）动态模板库，是一个类库，可以使用它进行COM开发。本文通过一个基础入门的例子，简要介绍如何定义、实现C...ATL（Active Template Library）动态模板库，是一个...
What's the point of 'meta viewport user-scalable=no' in the Google Maps API
...tely, allowing for a better user experience.
From Google IO 2013 session
https://www.youtube.com/watch?feature=player_embedded&v=DujfpXOKUp8#t=1435s
Update: its not true anymore, <meta name="viewport" content="width=device-width"> is enough to remove 300ms delay
...
No startswith,endswith functions in Go?
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When should I use malloc in C and when don't I?
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Make a div fill the height of the remaining screen space
... on each property for an up-to-date compatibility status.
(taken from https://developer.mozilla.org/en-US/docs/Web/Guide/CSS/Flexible_boxes)
All major browsers and IE11+ support Flexbox. For IE 10 or older, you can use the FlexieJS shim.
To check current support you can also see here:
http:/...
How can I detect if a file is binary (non-text) in python?
... if the file does not exist or cannot be accessed.
@attention: found @ http://bytes.com/topic/python/answers/21222-determine-file-type-binary-text on 6/08/2010
@author: Trent Mick <TrentM@ActiveState.com>
@author: Jorge Orpinel <jorge@orpinel.com>"""
fin = open(filename, ...