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Gunicorn worker timeout error

...hen, in order to save resources with many concurrent connections: pip install gevent , then worker_class gevent in your config file or -k gevent on the command line. – little_birdie Jan 5 '16 at 4:11 ...
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What is the difference between a weak reference and an unowned reference?

...a.k.a. they don't increase the retain count in order to prevent ARC from deallocating the referred object). But why two keywords? This distinction has to do with the fact that Optional types are built-in the Swift language. Long story short about them: optional types offer memory safety (this works ...
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java.lang.ClassNotFoundException: org.springframework.web.context.ContextLoaderListener

...ory. Right Click on Tomcat Server > Clean Restart the server This usually fixes the issue you mention. share | improve this answer | follow | ...
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Adjust list style image position?

... Not really. Your padding is (probably) being applied to the list item, so will only affect the actual content within the list item. Using a combination of background and padding styles can create something that looks similar e.g. ...
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How do I get ruby to print a full backtrace instead of a truncated one?

When I get exceptions, it is often from deep within the call stack. When this happens, more often than not, the actual offending line of code is hidden from me: ...
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How can I avoid Java code in JSP files, using JSP 2?

...ance/composition. Debuggability: if scriptlet throws an exception halfway, all you get is a blank page. Testability: scriptlets are not unit-testable. Maintainability: per saldo more time is needed to maintain mingled/cluttered/duplicated code logic. Sun Oracle itself also recommends in the JSP co...
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Occurrences of substring in a string

... or not someone else has already written the exact same answer. There's really no benefit in having the same answer appear twice, regardless of whether your answer was copied, or written independently. – Dawood ibn Kareem Jul 11 '18 at 4:03 ...
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Finding diff between current and last version

... I don't really understand the meaning of "last version". As the previous commit can be accessed with HEAD^, I think that you are looking for something like: git diff HEAD^ HEAD As of Git 1.8.5, @ is an alias for HEAD, so you can us...
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requestFeature() must be called before adding content

... Well, just do what the error message tells you. Don't call setContentView() before requestFeature(). Note: As said in comments, for both ActionBarSherlock and AppCompat library, it's necessary to call requestFeature() before super.onCreate() ...
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How to disable copy/paste from/to EditText

...om context menus from appearing by. edittext.setCustomSelectionActionModeCallback(new ActionMode.Callback() { public boolean onPrepareActionMode(ActionMode mode, Menu menu) { return false; } public void onDestroyActionMode(ActionMode mode) { ...