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Change key pair for ec2 instance
...buntu/.ssh/authorized_keys
Logout
Terminate micro instance
Detach volume A from it
Attach volume A back to the main instance as /dev/xvda
Start the main instance
Login as before, using your new .pem file
That's it.
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What's the difference between detaching a Fragment and removing it?
... over there don't seem to provide much insight about when to use each, and from what I can tell they appear to be the same.
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Return index of greatest value in an array
... second argument to reduce() in our case)
x - the currently tested element from the array
i - the currently tested index
arr - our array ([0, 21, 22, 7])
About the reduce() method (from "JavaScript: The Definitive Guide" by David Flanagan):
reduce() takes two arguments. The first is the funct...
Making your .NET language step correctly in the debugger
... I am wrong, but it sounds like the only issue left is that when switching from PDBs to the .NET 4 dynamic compile symbol format some breakpoints are being missed.
We would probably need a repro to exactly diagnose the issue, however here are some notes that might help.
VS (2008+) can-to run as a...
Immutable vs Mutable types
...he float object is considered to be immutable, with this type of example from my book:
16 Answers
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Performing a Stress Test on Web Application?
...esting you want to do, that might be fine.
Pros:
Open-Source/Free tool from the Apache project (helps with buy-in)
Easy to get started with, and easy to use once you grasp the core concepts. (Ie, how to create a request, how to create an assertion, how to work with variables etc).
Very scalable....
Git status - is there a way to show changes only in a specific directory?
...
From within the directory:
git status .
You can use any path really, use this syntax:
git status <directoryPath>
For instance for directory with path "my/cool/path/here"
git status my/cool/path/here
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How to install latest version of Node using Brew
... version it's going to install. It's set to 0.4.0 so I ended up installing from src anyway, but this is right. Thank you.
– PandaWood
Feb 20 '11 at 12:12
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Is not an enclosing class Java
...alize that all Shape instances have to use the same ZShape? I don't get it from his source.
– The incredible Jan
Jun 28 '17 at 11:27
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How to detect the screen resolution with JavaScript?
...Yes.
window.screen.availHeight
window.screen.availWidth
update 2017-11-10
From Tsunamis in the comments:
To get the native resolution of i.e. a mobile device you have to multiply with the device pixel ratio: window.screen.width * window.devicePixelRatio and window.screen.height * window.devicePixe...