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Difference between wait() and sleep()
...y) must happen in a block synchronized on the monitor object whereas sleep does not:
Object mon = ...;
synchronized (mon) {
mon.wait();
}
At this point the currently executing thread waits and releases the monitor. Another thread may do
synchronized (mon) { mon.notify(); }
(on the same mo...
How do I serialize an object and save it to a file in Android?
...ng that file at some later time... I'm not sure where to start here, what do I need to do to serialize this object to a file?
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'sudo gem install' or 'gem install' and gem locations
Running ' sudo gem list --local ' and ' gem list --local ' give me differing results. My gem path is set to my home folder and only contains the gems from ' gem list --local '.
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Cross-Domain Cookies
I have two webapps WebApp1 and WebApp2 in two different domains.
14 Answers
14
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OAuth secrets in mobile apps
...ecret string obtained from the service you want to delegate to. If you are doing this in a web app, you can simply store the secret in your data base or on the file system, but what is the best way to handle it in a mobile app (or a desktop app for that matter)?
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What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
...ies has changed. I can't find any details about this change, or why it was done. But the useLegacyV2RuntimeActivationPolicy attribute reverts back to CLR 2.0 loading.
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Checking for NULL pointer in C/C++ [closed]
...my experience, tests of the form if (ptr) or if (!ptr) are preferred. They do not depend on the definition of the symbol NULL. They do not expose the opportunity for the accidental assignment. And they are clear and succinct.
Edit: As SoapBox points out in a comment, they are compatible with C++ c...
Why should I use core.autocrlf=true in Git?
I have a Git repository that is accessed from both Windows and OS X, and that I know already contains some files with CRLF line-endings. As far as I can tell, there are two ways to deal with this:
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Faster s3 bucket duplication
...ing buckets than s3cmd . s3cmd can duplicate buckets without having to download and upload each file. The command I normally run to duplicate buckets using s3cmd is:
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serve current directory from command line
...x way:
ruby -r webrick -e "s = WEBrick::HTTPServer.new(:Port => 9090, :DocumentRoot => Dir.pwd); trap('INT') { s.shutdown }; s.start"
Even the first command is hard to remember, so I just have this in my .bashrc:
function serve {
port="${1:-3000}"
ruby -run -e httpd . -p $port
}
It...