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How to make a programme continue to run after log out from ssh? [duplicate]
...
It is running as root over ssh.
I want it to continue to run after I logout,is this possible and how would I achieve this?
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Why doesn't 'ref' and 'out' support polymorphism?
...DATE: I used this answer as the basis for this blog entry:
Why do ref and out parameters not allow type variation?
See the blog page for more commentary on this issue. Thanks for the great question.
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Let's suppose you have classes Animal, Mammal, Reptile, Giraffe, Turtle and Tiger,...
Is there a difference between x++ and ++x in java?
...reincrement while x++ is called postincrement.
int x = 5, y = 5;
System.out.println(++x); // outputs 6
System.out.println(x); // outputs 6
System.out.println(y++); // outputs 5
System.out.println(y); // outputs 6
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super() in Java
...s.
OK, now let’s practically implement these points of super().
Check out the difference between program 1 and 2. Here, program 2 proofs our first statement of super() in Java.
Program 1
class Base
{
int a = 100;
}
class Sup1 extends Base
{
int a = 200;
void Show()
{
...
How to tell PowerShell to wait for each command to end before starting the next?
...s external Windows subsystem based EXE. The first trick is to pipeline to Out-Null like so:
Notepad.exe | Out-Null
PowerShell will wait until the Notepad.exe process has been exited before continuing. That is nifty but kind of subtle to pick up from reading the code. You can also use Start-Pro...
How to print out the contents of a vector?
I want to print out the contents of a vector in C++, here is what I have:
19 Answers
1...
How to parse a string into a nullable int
...tic int? ToNullableInt(this string s)
{
int i;
if (int.TryParse(s, out i)) return i;
return null;
}
Edit @Glenn int.TryParse is "built into the framework". It and int.Parse are the way to parse strings to ints.
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Bidirectional 1 to 1 Dictionary in C#
... {
TSecond second;
if (!firstToSecond.TryGetValue(first, out second))
throw new ArgumentException("first");
return second;
}
/// <summary>
/// Find the TFirst corresponing to the Second second.
/// Throws an exception if second is not in...
How to return multiple objects from a Java method?
...for returning the comma-separated list is this optimization, then forget about it.
– Joachim Sauer
Jan 19 '09 at 14:13
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Detecting Windows or Linux? [duplicate]
...LowerCase();
public static void main(String[] args) {
System.out.println(OS);
if (isWindows()) {
System.out.println("This is Windows");
} else if (isMac()) {
System.out.println("This is Mac");
} else if (isUnix()) {
System.ou...