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.NET unique object identifier
...ing (GUID, integer, whatever). That would add a certain amount of overhead and complexity, however.
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Bootstrap 3: Keep selected tab on page refresh
... trying to keep selected tab active on refresh with Bootstrap 3 . Tried and checked with some question already been asked here but none of work for me. Don't know where I am wrong. Here is my code
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Trouble comparing time with RSpec
I am using Ruby on Rails 4 and the rspec-rails gem 2.14. For a my object I would like to compare the current time with the updated_at object attribute after a controller action run, but I am in trouble since the spec does not pass. That is, given the following is the spec code:
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What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?
Is there any differences in invoking variables with syntax ${var} and $(var) ? For instance, in the way the variable will be expanded or anything?
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Why should a Java class implement comparable?
...han other, > 0 if this is supposed to be greater than
// other and 0 if they are supposed to be equal
int last = this.lastName.compareTo(other.lastName);
return last == 0 ? this.firstName.compareTo(other.firstName) : last;
}
}
later..
/**
* List the authors. Sort ...
What does “connection reset by peer” mean?
... indicates an immediate dropping of the connection, rather than the usual handshake. This bypasses the normal half-closed state transition. I like this description:
"Connection reset by peer" is the TCP/IP equivalent of slamming the phone back on the hook. It's more polite than merely not replyi...
Numpy array dimensions
I'm currently trying to learn Numpy and Python. Given the following array:
8 Answers
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Eclipse: enable assertions
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Go to the menu Run, and then to the menu item Run Configurations.
In the left panel, go to Java Application, and then go to Assertions.
In the right panel, choose the tab Arguments.
Under the field for VM arguments, type -ea to enable asser...
Html.BeginForm and adding properties
...t, new { enctype="multipart/form-data"})
Or you can pass null for action and controller to get the same default target as for BeginForm() without any parameters:
Html.BeginForm(
null, null, FormMethod.Post, new { enctype="multipart/form-data"})
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Change app language programmatically in Android
...ssible to change the language of an app programmatically while still using Android resources?
35 Answers
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