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How to write a switch statement in Ruby
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when String
"You passed a string"
else
"You gave me #{x} -- I have no idea what to do with that."
end
Ruby compares the object in the when clause with the object in the case clause using the === operator. For example, 1..5 === x, and not x === 1..5.
This allows for sophisticated when clause...
Using sphinx with Markdown instead of RST
... payoff would be much wider than just sphinx/markdown.)
Alternative crazy idea: instead of extending markdown to handle Sphinx, extend reStructuredText to support (mostly) a superset of markdown! The beauty is you'll be able to use any Sphinx features as-is, yet be able to write most content in ma...
Is Java a Compiled or an Interpreted programming language ?
...f in HotSpot with -Xcomp. Worth trying on an application to see what a bad idea it is.
– Tom Hawtin - tackline
Aug 25 '09 at 5:33
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Checkbox for nullable boolean
...the controller if null before rendering the page, but still use the .Value idea.
– Graham Laight
Jun 7 '18 at 7:56
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How Can I Set the Default Value of a Timestamp Column to the Current Timestamp with Laravel Migratio
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I really like this idea. In some cases it would be extremely useful to have updates_at = null in non modified records
– atorscho
Sep 15 at 9:15
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How to compare objects by multiple fields
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I Actually prefer the idea of using a single Comparator. I don't think this answer is wrong, but anyone reading it should definitely check Steve Kuo answer below.
– Felipe Leão
Nov 13 '14 at 12:15
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Should I implement __ne__ in terms of __eq__ in Python?
... that the two objects were equal when in fact the only object asked had no idea, which would imply a default of not equal)
If your __eq__ doesn't use NotImplemented returns, this works (with meaningless overhead), if it does use NotImplemented sometimes, this handles it properly. And the Python ve...
Best way to remove from NSMutableArray while iterating?
... be allocated to do inverse. It's not an in-place algorithm and not a good idea in some cases. When you remove directly you just shift the array (which is very efficient since it won't move one by one, it can shift a big chunk), but when you create a new array you need all the allocate and assignmen...
.NET Configuration (app.config/web.config/settings.settings)
..., the equivalent is:
configSource="Local.config"
Of course, it's a good idea to make backup copies of all the Local.config files from other machines and check them in somewhere, but not as a part of the actual solutions. Each developer puts an "ignore" on the Local.config file so it doesn't get ...
Boolean Field in Oracle
...te ie true, false and unknown. which fits perfectly with the database null idea. simply because alot of times knowing no answer has been given is vitally important
– MikeT
Jun 7 '13 at 15:09
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