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Exposing a port on a live Docker container
...have a container with something running on its port 8000, you can run
wget http://container_ip:8000
To get the container's IP address, run the 2 commands:
docker ps
docker inspect container_name | grep IPAddress
Internally, Docker shells out to call iptables when you run an image, so maybe some va...
How do multiple clients connect simultaneously to one port, say 80, on a server? [duplicate]
...read web server is it that single process cannot serve second client until HTTP request for first is complete.
– d1val
Oct 9 '12 at 5:26
5
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Jquery to change form action
... like:
$('#button1').click(function(){
$('#your_form').attr('action', 'http://uri-for-button1.com');
});
This code is the same for the second button, you only need to change the id of your button and the URI where the form should be submitted to.
...
Prevent ViewPager from destroying off-screen views
... Pages beyond this limit will be recreated from the adapter when needed."
http://developer.android.com/reference/android/support/v4/view/ViewPager.html#setOffscreenPageLimit(int)
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python: how to send mail with TO, CC and BCC?
...
Don't add the bcc header.
See this: http://mail.python.org/pipermail/email-sig/2004-September/000151.html
And this: """Notice that the second argument to sendmail(), the recipients, is passed as a list. You can include any number of addresses in the list to ha...
Match whole string
...var pat = /\b(abc)\b/g;
console.log(str.match(pat));
Live example: http://jsfiddle.net/uu5VJ/
If the former solution works for you, I would advise against using it.
That means you may have something like the following:
var strs = ['abc', 'abc1', 'abc2']
for (var i = 0; i < strs.length...
How does Amazon RDS backup/snapshot actually work?
...es.
This article helps explain EBS limitations and snapshot functionality http://blog.rightscale.com/2008/08/20/amazon-ebs-explained/ Again, while it's not explicit, it would make sense for Amazon to be using this infrastructure to provide RDS services.
Typically, a MySQL backup, in contrast to a ...
Loading/Downloading image from URL on Swift
...ypically from a nib.
print("Begin of code")
let url = URL(string: "https://cdn.arstechnica.net/wp-content/uploads/2018/06/macOS-Mojave-Dynamic-Wallpaper-transition.jpg")!
downloadImage(from: url)
print("End of code. The image will continue downloading in the background and it will b...
Useful example of a shutdown hook in Java?
...antee on the order in which shutdown hooks are started.For more info refer http://techno-terminal.blogspot.in/2015/08/shutdown-hooks.html
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Can ordered list produce result that looks like 1.1, 1.2, 1.3 (instead of just 1, 2, 3, …) with css?
...: 100%;
right: 10px; /* space between number and text */
}
JSFiddle: http://jsfiddle.net/3J4Bu/
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