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How to empty/destroy a session in rails?

.../ActionController/Base.html#M000668 Resets the session by clearing out all the objects stored within and initializing a new session object. Good luck! share | improve this answer ...
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What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association

...ms to be the owner of the orders. But in the SQL world, one item will actually contain a pointer to the other. Since there is 1 customer for N orders, each order contains a foreign key to the customer it belongs to. This is the "connection" and this means the order "owns" (or literally contains) th...
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Detect if Android device has Internet connection

...onseCode() == 200); } catch (IOException e) { Log.e(LOG_TAG, "Error checking internet connection", e); } } else { Log.d(LOG_TAG, "No network available!"); } return false; } Of course you can substitute the http://www.google.com URL for any other serv...
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How to determine if object is in array [duplicate]

...(In fact, using lodash, this whole solution becomes a one-liner, combining _.some and _.isEqual: _.some(list, v => _.isEqual(v, o)).) – cdhowie Dec 23 '19 at 18:34 ...
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How can I specify working directory for popen

...wd, import os and define cwd using this: os.path.dirname(os.path.realpath(__file__)) share | improve this answer | follow | ...
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if else in a list comprehension [duplicate]

...with a specific condition (name in this example) var_list = [v for v in tf.all_variables() if v.name == 'C:0'] – Charlie Parker Jul 25 '16 at 16:50 13 ...
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How do I restore a dump file from mysqldump?

... is (you may have to look around a bit for it, it'll depend on how you installed mysql, i.e. standalone or as part of a package like WAMP). Once you're in that directory, you should be able to just type the command as I have it above. ...
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How to use the 'main' parameter in package.json?

...t to your program. That is, if your package is named foo, and a user installs it, and then does require("foo"), then your main module's exports object will be returned. This should be a module ID relative to the root of your package folder. For most modules, it makes the most sense...
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Logging in Scala

... (slf4j, log4j etc), but as of March 2015, the surviving log libraries are all slf4j. These log libraries provide some sort of log object to which you can call info(...), debug(...), etc. I'm not a big fan of slf4j, but it now seems to be the predominant logging framework. Here's the description of ...
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NSObject +load and +initialize - What do they do?

...ride +initialize or +load. Documentation makes it clear these methods are called for you by the Objective-C runtime, but that's really all that is clear from the documentation of those methods. :-) ...