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How can I change Mac OS's default Java VM returned from /usr/libexec/java_home

...'`" But standard double-clickable application bundles don't use JDKs installed under /Library/Java at all. Old-style .app bundles using Apple's JavaApplicationStub will use Apple Java 6 from /System/Library/Frameworks, and new-style ones built with AppBundler without a bundled JRE will use the "p...
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Have nginx access_log and error_log log to STDOUT and STDERR of master process

...our entrypoint (executed after volumes are mounted) or not use a volume at all (e.g. when logs are already collected by a central logging system). share | improve this answer | ...
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Is there a way to access method arguments in Ruby?

... "#{arg} = #{eval arg}" }.join(', ') Note: since this answer was originally written, in current versions of Ruby eval can no longer be called with a symbol. To address this, an explicit to_s has been added when building the list of parameter names i.e. parameters.map { |arg| arg[1].to_s } ...
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What is the difference between save and insert in Mongo DB?

... Save Vs Insert : In your given examples, the behavior is essentially the same. save behaves differently if it is passed with an "_id" parameter. For save, If the document contains _id, it will upsert querying the collection on the _id field, If not, it will insert. If a document does not...
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How to open files relative to home directory

...a mere convention; indeed, if you look at the documentation for File.expand_path, it correctly interprets the tilde, but it's a feature of the function itself, not something inherent to the underlying system; also, File.expand_path requires the $HOME environment variable to be correctly set. Which b...
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What is __init__.py for?

...kages as they existed in Python 3.2 and earlier. A regular package is typically implemented as a directory containing an __init__.py file. When a regular package is imported, this __init__.py file is implicitly executed, and the objects it defines are bound to names in the package’s namespace. The...
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Dynamically load JS inside JS [duplicate]

...se my own implementation of it like: jQuery.loadScript = function (url, callback) { jQuery.ajax({ url: url, dataType: 'script', success: callback, async: true }); } and use it like: if (typeof someObject == 'undefined') $.loadScript('url_to_someScript.js...
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Automatic post-registration user authentication

...istration flow: after the user creates an account, they should be automatically logged in with those credentials, instead of being immediately forced to provide their credentials again. ...
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How do I calculate the date in JavaScript three months prior to today?

...ch 31st the same day as one month before March 28th, 3 days earlier? This all depends on what you mean by "one month before". Go have a conversation with your product owner. If you want to do like momentjs does, and correct these last day of the month errors by moving to the last day of the month...
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std::shared_ptr thread safety explained

...ly regarding your original 3 questions. But the ending part of your edit Calling reset() in thread IV will delete previous instance of A class created in first thread and replace it with new instance? Moreover after calling reset() in IV thread other threads will see only newly created object? is ...