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move_uploaded_file gives “failed to open stream: Permission denied” error

...t my apache process sudo service httpd restart after changing permissions. Then it worked :) Instead of changing owner chown I added my apache process to a 'www' group and added these directories to the same 'www' group through chgrp – Ali Saeed Apr 9 '15 at 15...
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Rails 3 - can't install pg gem

... for me: sudo apt-get install postgresql sudo apt-get install libpq-dev Then gem install pg then bundle install src: http://wikimatze.de/installing-postgresql-gem-under-ubuntu-and-mac share | ...
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What is the real overhead of try/catch in C#?

... Also: When you rethrow an exception as "throw ex" then you lose the original stack trace and replace it with the CURRENT stack trace; rarely what's wanted. If you just "throw" then the original stack trace in the Exception is preserved. – Eddie ...
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How can I split up a Git commit buried in history?

...haven't committed (or stash --keep-index before you even commit it), test, then git stash pop to return the rest to the work tree. Keep making commits until you get all modifications committed, i.e. have a clean work tree. Run git rebase --continue to proceed applying the commits after the now-split...
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Organizing a multiple-file Go project [closed]

...age. They can simply be TestX named functions as part of each package, and then go test will discover them. The structure suggested in that link in your question is a bit outdated, now with the release of Go 1. You no longer would need to place a pkg directory under src. The only 3 spec-related dir...
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How to pipe list of files returned by find command to cat to view all the files

I am doing a find and then getting a list of files. How do I pipe it to another utility like cat (so that cat displays the contents of all those files) and basically need to grep something from these files. ...
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Trusting all certificates using HttpClient over HTTPS

...ate a keystore file that contains Android's "master list" of certificates, then add your own. If any of those certs expire down the road, you are responsible for updating them in your app. I can't think of a reason to do this. Create a custom SSLSocketFactory that uses the built-in certificate Key...
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Asynchronously wait for Task to complete with timeout

...eate two additional tasks (that complete after the specified timeouts) and then use WaitAny to wait for whichever completes first. If the task that completed first is your "work" task, then you're done. If the task that completed first is a timeout task, then you can react to the timeout (e.g. reque...
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ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (111)

... this out for a long time! I commented out that line, saved the file, and then ran service mysql restart. And now it works! – Ryan Jan 20 '14 at 17:59 ...
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Angularjs if-then-else construction in expression

Can I somehow use if-then-else construction (ternary-operator) in angularjs expression, for example I have function $scope.isExists(item) that has to return bool value. I want something like this, ...