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EntityType has no key defined error
...dentdetails")]
public class student
{
[Key]
public int RollNo { get; set; }
public string Name { get; set; }
public string Stream { get; set; }
public string Div { get; set; }
}
}
...
Algorithm for Determining Tic Tac Toe Game Over
...heck anti diag, I couldn't figure out a non loop way to determine if the point was on the anti diag so thats why that step is missing
public class TripleT {
enum State{Blank, X, O};
int n = 3;
State[][] board = new State[n][n];
int moveCount;
void Move(int x, int y, State s){...
Can I initialize a C# attribute with an array or other variable number of arguments?
...icer to consumers, IMO):
class MyCustomAttribute : Attribute {
public int[] Values { get; set; }
public MyCustomAttribute(params int[] values) {
this.Values = values;
}
}
[MyCustomAttribute(3, 4, 5)]
class MyClass { }
Your syntax for array creation just happens to be off:
cl...
How does Duff's device work?
...rticle on Wikipedia on the Duff's device , and I don't get it. I am really interested, but I've read the explanation there a couple of times and I still don't get it how the Duff's device works.
...
VC MFC工具栏(CToolBar)控件 - C/C++ - 清泛网 - 专注C/C++及内核技术
... CWnd* pParentWnd,//按钮的父窗口(按钮属于哪个窗口）
UINT nID//指明按钮控件ID号
);
这个函数的第二个参数dwStyle是按钮控件的样式，也就是在可视化添加按钮控件时，右击按钮控件，选择属性，之后会弹出一个对话框，这个...
Benefit of using Parcelable instead of serializing object
...lassic serialization in case of saving state of my business objects to the internal memory for example? Will it be simpler or faster than the classic way? Where should I use classic serialization and where better to use bundles?
...
Does MSTest have an equivalent to NUnit's TestCase?
...[TestClass]
public class UnitTest1 : TestBase
{
private IEnumerable<int> Stuff
{
get
{
//This could do anything, get a dynamic list from anywhere....
return new List<int> { 1, 2, 3 };
}
}
}
4) Add the MSTest DataSource attribu...
How to get all subsets of a set? (powerset)
... is 2 ** len(A), so that could clearly be seen in the for loop.
I need to convert the input (ideally a set) into a list because by a set is a data structure of unique unordered elements, and the order will be crucial to generate the subsets.
selector is key in this algorithm. Note that selector ha...
What is the “right” JSON date format?
...is a non-standard hack/extension.
I would use a format that can be easily converted to a Date object in JavaScript, i.e. one that can be passed to new Date(...). The easiest and probably most portable format is the timestamp containing milliseconds since 1970.
...
What's the (hidden) cost of Scala's lazy val?
...omething equivalent to the following Java code:
class LazyTest {
public int bitmap$0;
private String msg;
public String msg() {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
if ((bitmap$0 & 1) == 0) {
synchronized (this) {
...