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Python: Tuples/dictionaries as keys, select, sort
... would be sqlite. You can keep the whole thing in memory by passing in the string ':memory:' instead of a filename.
If you do want to continue down this path, you can do it with the extra attributes in the key or the value. However a dictionary can't be the key to a another dictionary, but a tuple ...
How to convert Set to String[]?
I need to get a String[] out of a Set<String> , but I don't know how to do it. The following fails:
7 Answers
...
Does Java have something like C#'s ref and out keywords?
...u can simulate reference with wrappers.
And do the following:
void changeString( _<String> str ) {
str.s("def");
}
void testRef() {
_<String> abc = new _<String>("abc");
changeString( abc );
out.println( abc ); // prints def
}
Out
void setString( _<Strin...
Use of #pragma in C
...etween members) in MSVC:
#pragma pack(push, 1)
struct PackedStructure
{
char a;
int b;
short c;
};
#pragma pack(pop)
// sizeof(PackedStructure) == 7
Here's how you'd do the same thing in GCC:
struct PackedStructure __attribute__((__packed__))
{
char a;
int b;
short c;
};
// sizeof(Pa...
Send email using the GMail SMTP server from a PHP page
...dont know how to use that "composer" so i just downloaded the swiftmailer zip from github then I enabled open_ssl then supplied my gmail email and password but it still didnt work.
– boi_echos
Sep 14 '14 at 13:05
...
C# 4.0: Can I use a TimeSpan as an optional parameter with a default value?
...following types: bool, byte, char, double, float, int, long, sbyte, short, string, uint, ulong, ushort.
The type object.
The type System.Type.
An enum type.
(provided it has public accessibility and the types in which it is nested (if any) also have public accessibility)
Single-dimensional...
Is there common street addresses database design for all addresses of the world? [closed]
...nd assigning an alphanumeric postcode. Note that postcodes, also known as zip codes, are purely numeric only in some countries. You will need lots of fields if you really want to be generic.
The UPU Universal Postal Union provides address data for lots of countries in a standard format. Note that th...
split string only on first instance of specified character
In my code I split a string based on _ and grab the second item in the array.
17 Answers
...
Laravel orderBy on a relationship
...s well if you're retrieving a single record, but if you are retrieving multiple records you'll want something more along the lines of stackoverflow.com/a/26130907/1494454
– dangel
Oct 3 '15 at 3:04
...
Android - Launcher Icon Size
...ractices/screens_support.html. Search on the page for, "180x180 (3.0x) for extra-extra-high-density". However, I've seen 144 a few places.
– 1.21 gigawatts
Jan 25 '15 at 5:13
...