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A cron job for rails: best practices?

... EdiListener.process_new_messages puts "done." end To execute from the command line, this is just "rake cron". This command can then be put on the operating system cron/task scheduler as desired. Update this is quite an old question and answer! Some new info: the heroku cron service I referen...
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When is finally run if you throw an exception from the catch block?

... (Microsoft) talks about it on the new documentation site: docs.microsoft.com/en-us/dotnet/csharp/language-reference/…: "Within a handled exception, the associated finally block is guaranteed to be run. However, if the exception is unhandled, execution of the finally block is dependent on how t...
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Does JavaScript guarantee object property order?

... (always) follow the insertion order. Simply put, the iteration order is a combination of the insertion order for strings keys, and ascending order for number-like keys: // key order: 1, foo, bar const obj = { "foo": "foo", "1": "1", "bar": "bar" } Using an array or a Map object can be a better way...
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Prevent ViewPager from destroying off-screen views

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Google Guava isNullOrEmpty for collections

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How can I detect when the mouse leaves the window?

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How to make git ignore changes in case?

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For loop example in MySQL

...oor(0 + (rand() * 65535)) ); set v_counter=v_counter+1; end while; commit; end # delimiter ; call load_foo_test_data(); select * from foo order by id; share | improve this answer ...
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Variable declared in for-loop is local variable?

...tor of the local variable. Within the scope of a local variable, it is a compile-time error to declare another local variable or constant with the same name. (Emphasis mine.) Which means that the scope of the i inside your for-loop, is the for-loop. Whereas the scope of the i outside of your ...
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Using CMake with GNU Make: How can I see the exact commands?

I use CMake with GNU Make and would like to see all commands exactly (for example how the compiler is executed, all the flags etc.). ...