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Returning 'IList' vs 'ICollection' vs 'Collection'
...ly you should return a type that is as general as possible, i.e. one that knows just enough of the returned data that the consumer needs to use. That way you have greater freedom to change the implementation of the API, without breaking the code that is using it.
Consider also the IEnumerable<T&...
What's the difference between a single precision and double precision floating point operation?
...o represent floating-point values.
Most computers use a standard format known as the IEEE floating-point format.
The IEEE double-precision format actually has more than twice as many bits of precision as the single-precision format, as well as a much greater range.
From the IEEE standard for f...
When and why should I use fragments in Android applications? [duplicate]
...of my applications to have their own special behavior and UI, and I don't know how fragments can help. In most cases, I think it is quicker to create 2 different activities (e.g., 1 for tablets and 1 for handsets), and to share the common behaviors and events in a third class.
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AngularJS toggle class using ng-class
...hat is supposed to toggle this class on your button above? It won't update now because you're changing it on click and not through ng-class
– Ronnie
Aug 11 '16 at 16:02
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Tricks to manage the available memory in an R session
...function(x) class(x)[1]) since class always return a vector of characters now (base-3.5.0).
– DeltaIV
Jun 14 '18 at 15:28
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Usage of sys.stdout.flush() method
...print one number every second for five seconds, but if you run it as it is now (depending on your default system buffering) you may not see any output until the script completes, and then all at once you will see 0 1 2 3 4 printed to the screen.
This is because the output is being buffered, and unl...
git - Your branch is ahead of 'origin/master' by 1 commit
...
I resolved this by just running a simple:
git pull
Nothing more.
Now it's showing:
# On branch master
nothing to commit, working directory clean
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What is the iBeacon Bluetooth Profile
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@sandeepmistry the link to node.js script is now broken.
– tedyyu
Jul 18 '15 at 12:37
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Resize svg when window is resized in d3.js
...'height', 100)
.attr('width', w);
// now add lots of beautiful elements to your graph
// ...
}
data_display(my_data); // call on page load
window.addEventListener('resize', function(event){
data_display(my_data); // just call it again...
}
The crucial...
Difference between FOR and AFTER triggers?
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That syntax is also acceptable in older versions of SQL Server. However, now that there are two types of triggers in SQL Server 2000, I prefer to refer to FOR triggers as AFTER triggers. Thus, for the remainder of this article I will refer to either AFTER or INSTEAD OF triggers.
Like the AFTER tri...