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Calculate distance between two latitude-longitude points? (Haversine formula)
...89793;
const double RADIUS = 6378.16;
/// <summary>
/// Convert degrees to Radians
/// </summary>
/// <param name="x">Degrees</param>
/// <returns>The equivalent in radians</returns>
public static double Radians(double x)
{
...
How do you embed binary data in XML?
...d send it, inside an XML file, to a server.
If you're using .NET, you can convert a binary file directly to a base64 string and stick it inside an XML element.
string base64 = Convert.ToBase64String(File.ReadAllBytes(fileName));
Or, there is a method built right into the XmlWriter object. In my ...
What is & used for
...roblems do occur in
some cases. In this example, many browsers correctly convert &copy=3
to ©=3, which may cause the link to fail. Since 〈 is the HTML
entity for the left-pointing angle bracket, some browsers also convert
&lang=en to 〈=en. And one old browser even finds the enti...
How to convert a std::string to const char* or char*?
How can I convert an std::string to a char* or a const char* ?
8 Answers
8
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Purpose of Unions in C and C++
...inter which cannot be used as a pointer of its own type, but must first be converted back to a pointer to the enclosing type or a character type. Any remotely-workable compiler will extend the language by making more things work than...
– supercat
Jun 28 '16 a...
Why the switch statement cannot be applied on strings?
...cpp/cpp_mfc/article.php/c4067/Switch-on-Strings-in-C.htm
Uses two maps to convert between the strings and the class enum (better than plain enum because its values are scoped inside it, and reverse lookup for nice error messages).
The use of static in the codeguru code is possible with compiler su...
UnicodeDecodeError, invalid continuation byte
...d), I was under the mistaken belief that chars up until 255 would directly convert.
– RuiDC
Apr 5 '11 at 15:28
I get U...
string to string array conversion in java
I have a string = "name";
I want to convert into a string array.
How do I do it?
Is there any java built in function? Manually I can do it but I'm searching for a java built in function.
...
Programmatically set height on LayoutParams as density-independent pixels
...
You need to convert your dip value into pixels:
int height = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, <HEIGHT>, getResources().getDisplayMetrics());
For me this does the trick.
...
How do I get a UTC Timestamp in JavaScript?
... zone as such, and time zone conversions are difficult to track if you are converting between two non UTC and non local times. In js, all Date values have an underlying UTC value which is passed around and known regardless of the offest or time zone conversions that you do. My biggest complaint abou...