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What are the differences between Generics in C# and Java… and Templates in C++? [closed]
...I'm surprised they're not, in a way, given the need to interact with older APIs that embed fixed-sized arrays within structures), it would be useful to declare a class which contained a few individual items and then a value-type array whose size was a generic parameter. As it is, the closest one ca...
PHP + MySQL transactions examples
...e
and PDO::ATTR_ERRMODE and PDO::ERRMODE_EXCEPTION
else, with some other API, you might have to test the result of the function used to execute a query, and throw an exception yourself.
Unfortunately, there is no magic involved. You cannot just put an instruction somewhere and have transactions ...
Why is there no String.Empty in Java?
...n the number of up-votes it received.
It's about the symmetry, without it APIs are harder to use for humans. Early Java SDKs notoriously ignored the rule and now it's kind of too late. Here are a few examples on top of my head, feel free to chip in your "favorite" example:
BigDecimal.ZERO, but n...
Rails extending ActiveRecord::Base
...r < ActiveRecord::Base you will have: FooBar.bar and FooBar#foo
http://api.rubyonrails.org/classes/ActiveSupport/Concern.html
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'Contains()' workaround using Linq to Entities?
...ds in the where clause, using the Silverlight ADO.Net Data Services client api (and therefore Linq To Entities). Does anyone know of a workaround to Contains not being supported?
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How to detect online/offline event cross-browser?
...ethods:
https://developer.mozilla.org/en/Online_and_offline_events
"If the API isn't implemented in the browser, you can use other signals to detect if you are offline including listening for AppCache error events and responses from XMLHttpRequest"
This links to an example of the "listening for AppC...
max value of integer
... Java 8 now has unsigned Integer as well: docs.oracle.com/javase/8/docs/api/java/lang/Integer.html
– Jakub Kotowski
Jun 26 '14 at 21:56
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Determine if running on a rooted device
...e same issue here issuing commands on numerous Android phones of different API level from 9 - 23.
– EntangledLoops
Apr 9 '16 at 14:02
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When would you use .git/info/exclude instead of .gitignore to exclude files?
... a different editor). OTOH, my project .gitignore files ignore things like API keys and build artifacts—those are for the project, and should be the same for everyone on the project.
Does that help?
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Dynamically updating plot in matplotlib
...animation examples in the matplotlib documentation. Finally, the animation API defines a function FuncAnimation which animates a function in time. This function could just be the function you use to acquire your data.
Each method basically sets the data property of the object being drawn, so doesn'...