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How do I find the authoritative name-server for a domain name?
... dig +short does not always give the answer I expect. For instance, a site defined as www.pressero.com, which is a CNAME for another site -- dig +short SOA just returns the CNAME target.
– Ross Presser
Jan 14 '15 at 17:10
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Netty vs Apache MINA
...sage sizes - which backs up the overall performance claim on the Netty web site. Since you want to squeeze every bit of efficiency out of your code when you use such an RPC library, i ended up writing protobuf-rpc-pro based on Netty. I have used MINA in the past, but find their documentation of the ...
Why do all browsers' user agents start with “Mozilla/”?
...la) was the main rival of IE, and they wanted to prevent being rejected by sites rejecting browsers other than Netscape.
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Generating Random Passwords
When a user on our site loses his password and heads off to the Lost Password page we need to give him a new temporary password. I don't really mind how random this is, or if it matches all the "needed" strong password rules, all I want to do is give them a password that they can change later.
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How to enable C++11 in Qt Creator?
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According to this site add
CONFIG += c++11
to your .pro file (see at the bottom of that web page). It requires Qt 5.
The other answers, suggesting
QMAKE_CXXFLAGS += -std=c++11 (or QMAKE_CXXFLAGS += -std=c++0x)
also work with Qt 4.8 and...
SVN repository backup strategies
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There's a hotbackup.py script available on the Subversion web site that's quite handy for automating backups.
http://svn.apache.org/repos/asf/subversion/trunk/tools/backup/hot-backup.py.in
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Understanding keystore, certificates and alias
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The dev site suggests using the same certificate for all your apps. So does this mean, as long as I'm using the same keystore, I can use any alias with any password and it won't mess up updates, as it's just a reference? The actual k...
How to send a header using a HTTP request through a curl call?
...:
curl -X POST -d @filename http://hostname/resource
For logging into a site (auth):
curl -d "username=admin&password=admin&submit=Login" --dump-header headers http://localhost/Login
curl -L -b headers http://localhost/
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Using Rails 3.1 assets pipeline to conditionally use certain css
...t solo Rails app using Rails 3.1.rc5. My problem is that I want to have my site render the various CSS files conditionally. I’m using Blueprint CSS and I’m trying to have sprockets/rails render screen.css most of the time, print.css only when printing, and ie.css only when the site is acce...
Login failed for user 'DOMAIN\MACHINENAME$'
...ith a specific Identity to meet our needs.
In his local IIS Manager -> Sites -> Default Web Site -> Our Web App Name -> Basic Settings...
The Application Pool was "DefaultAppPool" instead of our custom Application Pool.
Setting the correct application pool solved the problem.
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