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Can a C# lambda expression have more than one statement?
...
Sure:
List<String> items = new List<string>();
var results = items.Where(i =>
{
bool result;
if (i == "THIS")
result = true;
else if (i == "T...
How does Spring Data JPA differ from Hibernate for large projects?
...teger>, MyObjectRepositoryCustom {
List<MyObject> findByName(String name);
@Query("select * from my_object where name = ?0 or middle_name = ?0")
List<MyObject> findByFirstNameOrMiddleName(String name);
}
MyObjectRepositoryCustom - repository methods that are more compl...
Cleaner way to update nested structures
...nt = 3, superMode: Boolean = false)
scala> @zip case class Game(state: String = "pause", pacman: Pacman = Pacman())
scala> val g = Game()
g: Game = Game("pause",Pacman(3,false))
// Changing the game state to "run" is simple using the copy method:
scala> val g1 = g.copy(state = "run")
g...
Why does the is operator return false when given null?
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I think null is string returning false is very intuitive. Null means nothing, and it is definitely not a string. So it should return false. While it is a choice the language designers made, it is a very intuitive one when you consider the re...
JavaScript chop/slice/trim off last character in string
I have a string, 12345.00 , and I would like it to return 12345.0 .
25 Answers
25
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Why should I use a pointer rather than the object itself?
...eir destructors called once they go out of scope. For example:
{
std::string s;
}
// s is destroyed here
On the other hand, if you use a pointer dynamically allocated, its destructor must be called manually. delete calls this destructor for you.
{
std::string* s = new std::string;
}
dele...
How to Avoid Response.End() “Thread was being aborted” Exception during the Excel file download
...entType = "text/csv"; Response.AddHeader("Content-Disposition",string.Format("attachment;filename=\"{0}\"",Path.GetFileName(filePath))); Response.TransmitFile(filePath); //Response.End(); HttpContext.Current.Response.Flush(); HttpContext.Current...
C# Sortable collection which allows duplicate keys
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[TestMethod()]
public void SortTest()
{
TupleList<int, string> list = new TupleList<int, string>();
list.Add(1, "cat");
list.Add(1, "car");
list.Add(2, "dog");
list.Add(2, "door");
list.Add(3, "elephant");
list.Add(1, "coco...
Good example of livelock?
...", owner.name);
}
}
static class Diner {
private String name;
private boolean isHungry;
public Diner(String n) { name = n; isHungry = true; }
public String getName() { return name; }
public boolean isHungry() { return isHungry; }
...
Str_replace for multiple items
...se str_replace to replace one character like this: str_replace(':', ' ', $string); but I want to replace all the following characters \/:*?"<>| , without doing a str_replace for each.
...