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Can you do greater than comparison on a date in a Rails 3 search?
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How much faster is Redis than mongoDB?
...t is able to fit in memory. Though ram is cheap, if you need to use/store more than 12-16GB of data, I'd see what your server options look like.
– Tracker1
Jul 25 '12 at 21:46
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Is modern C++ becoming more prevalent? [closed]
... performance, e.g. viewing assembly output, timers, RAM monitors, and many more. C++ is no different from C in that regard. If in doubt, profile. Anything else is just hearsay.
– underscore_d
Oct 24 '15 at 12:36
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Is std::unique_ptr required to know the full definition of T?
...l probably happen. If you're very lucky your program will crash. However a more probable outcome is that your program will silently leak memory as ~A() won't be called.
Using auto_ptr<A> in the above example doesn't help. You still get the same undefined behavior as if you had used a raw poin...
How to Use Order By for Multiple Columns in Laravel 4?
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You can do as @rmobis has specified in his answer, [Adding something more into it]
Using order by twice:
MyTable::orderBy('coloumn1', 'DESC')
->orderBy('coloumn2', 'ASC')
->get();
and the second way to do it is,
Using raw order by:
MyTable::orderByRaw("coloumn1 DESC, coloum...
How do you remove duplicates from a list whilst preserving order?
...dd? Python is a dynamic language, and resolving seen.add each iteration is more costly than resolving a local variable. seen.add could have changed between iterations, and the runtime isn't smart enough to rule that out. To play it safe, it has to check the object each time.
If you plan on using th...
What is the intent of the methods getItem and getItemId in the Android class BaseAdapter?
...don't use it anywhere. I don't see any obvious reason why a UUID would be more valuable than just some long value for ID. Disconnected mode? What's that?
– james
Nov 14 '14 at 13:17
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Execute SQLite script
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@remeika I think the more idiomatic way to execute an inline command would be sqlite3 example.db 'SELECT * FROM some_table;', rather than piping an echo
– Christopher Shroba
Jan 21 '18 at 20:49
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How to make Sequelize use singular table names
...d on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Class with single method — best approach?
... of code to the consumer is a low cost for laying the foundation of a much more maintainable solution in the future. And finally, if you want to avoid creating instances, simply create a singleton wrapper of your class that allows for easy reuse - although this does make the requirement that your cl...