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Setting PATH environment variable in OSX permanently

... This is the only solution that works on El Capitan. Better than modifying .bash_profile and .profile. – IgorGanapolsky Nov 29 '15 at 21:06 1 ...
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How to activate JMX on my JVM for access with jconsole?

...docs/technotes/guides/management/agent.html Start your program with following parameters: -Dcom.sun.management.jmxremote -Dcom.sun.management.jmxremote.port=9010 -Dcom.sun.management.jmxremote.rmi.port=9010 -Dcom.sun.management.jmxremote.local.only=false -Dcom.sun.management.jmxremote.authentica...
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Initialize a long in Java

Primitive Data Types - oracle doc says the range of long in Java is -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 . But when I do something like this in my eclipse ...
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Subscripts in plots in R

I can't find a way how to write subscripts in the title or the subtitle in R. How can I write v 1,2 with 1,2 as subscripts? ...
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How to scale SVG image to fill browser window?

This seems like it ought to be easy, but I'm just not getting something. 1 Answer 1 ...
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How to add lines to end of file on Linux

I want to add the following 2 lines... 1 Answer 1 ...
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Namespace for [DataContract]

I can't find the namespace to use for [DataContract] and [DataMember] elements. According to what I've found, it seems that adding the following should be enough, but in my case it is not. ...
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Why do objects of the same class have access to each other's private data?

... Because that's how it works in C++. In C++ access control works on per-class basis, not on per-object basis. Access control in C++ is implemented as a static, compile-time feature. I think it is rather obvious that it is not really possible to implemen...
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What is the optimal length for user password salt? [closed]

Any salt at all will obviously help when salting and hashing a user's password. Are there any best practices for how long the salt should be? I'll be storing the salt in my user table, so I would like the best tradeoff between storage size and security. Is a random 10 character salt enough? Or ...
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What does 'stale file handle' in Linux mean?

Say I have a terminal open, and through that terminal I have cd 'ed to some directory. Through another terminal, I delete that directory and restore it back from an identical backup. When I try to vim a file from the first terminal, in the same directory, why do I get an error about a stale file ...