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Defining a function with multiple implicit arguments in Scala
... list must be the last one.
def myfun(arg:String)(implicit p1: String, p2:Int)={}
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Pointer vs. Reference
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My rule of thumb is:
Use pointers if you want to do pointer arithmetic with them (e.g. incrementing the pointer address to step through an array) or if you ever have to pass a NULL-pointer.
Use references otherwise.
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What's the best way to store co-ordinates (longitude/latitude, from Google Maps) in SQL Server?
...T NULL,
[GeographyPoint] AS ([geography]::STGeomFromText(((('POINT('+CONVERT([varchar](20),[Longitude]))+' ')+CONVERT([varchar](20),[Latitude]))+')',(4326)))
)
This gives you the flexibility of spatial queries on the geoPoint column and you can also retrieve the latitude and longitude value...
C# 3.0 auto-properties — useful or not? [closed]
...code? If you want to do stuff in getters or setters, there's no problem to convert them to normal properties later on.
As you said you could use fields, and if you wanted to add logic to them later you'd convert them to properties. But this might present problems with any use of reflection (and pos...
What is default color for text in textview?
...default). If needed, use the TextView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes)
– Bonatti
Sep 26 '18 at 13:50
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Best implementation for hashCode method for a collection
...uthor explains there why the approach is good.
A short version
Create a int result and assign a non-zero value.
For every field f tested in the equals() method, calculate a hash code c by:
If the field f is a boolean:
calculate (f ? 0 : 1);
If the field f is a byte, char, short or int: calcula...
how to rotate a bitmap 90 degrees
There is a statement in android canvas.drawBitmap(visiblePage, 0, 0, paint);
10 Answers
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How to display a Yes/No dialog box on Android?
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AlertDialog.Builder really isn't that hard to use. It's a bit intimidating at first for sure, but once you've used it a bit it's both simple and powerful. I know you've said you know how to use it, but here's just a simple example anyway:
DialogInterface.OnClickListener dialogClickList...
How to embed a video into GitHub README.md?
...demo on github.
I used gifyoutube here, but I recommend using a local gif converter (like ffmpeg, see how) instead of an online one.
To record your screen to gif directly, you may want to check ScreenToGif.
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Pretty-print C++ STL containers
...lt;algorithm>
// This works similar to ostream_iterator, but doesn't print a delimiter after the final item
template<typename T, typename TChar = char, typename TCharTraits = std::char_traits<TChar> >
class pretty_ostream_iterator : public std::iterator<std::output_iterator_tag, v...