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Encrypt Password in Configuration Files? [closed]

...ters; import java.security.GeneralSecurityException; import java.security.NoSuchAlgorithmException; import java.security.spec.InvalidKeySpecException; import java.util.Base64; import javax.crypto.Cipher; import javax.crypto.SecretKey; import javax.crypto.SecretKeyFactory; import javax.crypto.spec.Iv...
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Can I change the root EBS device of my amazon EC2 instance?

...ernate EBS volume as the root: /dev/sda1 Start the instance. This presupposes that your alternate EBS volume is bootable, of course - it has to contain the bootable OS image. share | improve this ...
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Read a text file using Node.js?

...g system. However, reading the file as such requires you to do your own (possibly) incremental parsing/processing of the file and some amount of buffering might be inevitable. share | improve this ...
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How can I access my localhost from my Android device?

...twork), then use your desktop IP address assigned by the router (not localhost and not 127.0.0.1). To find out the IP address of your desktop: type into the command line ipconfig (Windows) or ifconfig (Unix) on Linux the one-liner ifconfig | grep "inet " | grep -v 127.0.0.1 will yield only t...
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When do I use fabs and when is it sufficient to use std::abs?

... Is this on every platform the case? Esp. Windows and Mac OS X? Or is it at least in the C++ standard? – math Jun 25 '10 at 13:09 3 ...
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Is quitting an application frowned upon?

...ging your mind -- rather, these are here for others who come to read this post in the future. The point is that I cannot allow for Android to determine when my app is going to be terminated. that must be the choice of the user. Millions of people are perfectly happy with the model where the enviro...
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Adding a guideline to the editor in Visual Studio

... This is originally from Sara's blog. It also works with almost any version of Visual Studio, you just need to change the "8.0" in the registry key to the appropriate version number for your version of Visual Studio. The guide line shows up in the Output window too. (Visual Studio 20...
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MySQL Server has gone away when importing large sql file

... As stated here: Two most common reasons (and fixes) for the MySQL server has gone away (error 2006) are: Server timed out and closed the connection. How to fix: check that wait_timeout variable in your mysqld’s my.cnf configurat...
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When to use AtomicReference in Java?

...reference, for which monitor-based synchronization is not appropriate. Suppose you want to check to see if a specific field only if the state of the object remains as you last checked: AtomicReference<Object> cache = new AtomicReference<Object>(); Object cachedValue = new Object(); cac...
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Why is using 'eval' a bad practice?

...s, using eval is a bad practice. Just to name a few reasons: There is almost always a better way to do it Very dangerous and insecure Makes debugging difficult Slow In your case you can use setattr instead: class Song: """The class to store the details of each song""" attsToStore=('Name...