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Display date/time in user's locale format and time offset
...ays serve dates in UTC in the HTML, and have JavaScript on the client site convert it to the user's local timezone.
15 Answ...
Implements vs extends: When to use? What's the difference?
...
extends is for extending a class.
implements is for implementing an interface
The difference between an interface and a regular class is that in an interface you can not implement any of the declared methods. Only the class that "implements" the interface can implement the methods. The C++ ...
Best way to extract a subvector from a vector?
...
Just use the vector constructor.
std::vector<int> data();
// Load Z elements into data so that Z > Y > X
std::vector<int> sub(&data[100000],&data[101000]);
share
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How do I copy the contents of one stream to another?
...nput.CopyTo(output);
For .NET 3.5 and before
There isn't anything baked into the framework to assist with this; you have to copy the content manually, like so:
public static void CopyStream(Stream input, Stream output)
{
byte[] buffer = new byte[32768];
int read;
while ((read = input...
JavaScript: Object Rename Key
... this should be accepted answer, worked great for my use case. I had to convert an API response that was prefixing Country Names with unnecessary string. Turned Object into array of keys and mapped through each key with substring method and returned a new object with new key and value indexed by ...
Django South - table already exists
...ing database and app you can use the south conversion command
./manage.py convert_to_south myapp
This has to be applied before you do any changes to what is already in the database.
The convert_to_south command only works entirely on the first machine you run it on. Once you’ve committed the ...
How to sort by two fields in Java?
I have array of objects person (int age; String name;) .
16 Answers
16
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Difference between String#equals and String#contentEquals methods
... to clarify, the == operator in Java is for checking whether two objects point to the same location in memory, or whether two primitive types (byte, short, int, long, float, double, char, boolean) are equal.
– La-comadreja
Dec 28 '13 at 13:47
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Difference between encoding and encryption
... want to store text on a hard drive, you're going to have to find a way to convert your characters to bits. Alternatively, if all you have is a flash light, you might want to encode your text using Morse. The result is always "readable", provided you know how it's stored.
Encryption means you want ...
What's the best way to trim std::string?
...(), std::find_if(s.begin(), s.end(),
std::not1(std::ptr_fun<int, int>(std::isspace))));
return s;
}
// trim from end
static inline std::string &rtrim(std::string &s) {
s.erase(std::find_if(s.rbegin(), s.rend(),
std::not1(std::ptr_fun<int, int>(std...