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How do I force detach Screen from another SSH session?
...creen session still thinks it's attached. Maybe it is. Perhaps I don't really know what that means.
4 Answers
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How do I interpret precision and scale of a number in a database?
...number of decimal places
ie 123456.789 has a scale of 3
Thus the maximum allowed value for decimal(5,2) is 999.99
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Instantiating object of type parameter
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After type erasure, all that is known about T is that it is some subclass of Object. You need to specify some factory to create instances of T.
One approach could use a Supplier<T>:
class MyClass<T> {
private final Supplier<?...
When to use single quotes, double quotes, and backticks in MySQL
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Michael all sorted now thanks. Might I suggest editing the chart to add bound variables. It is absolutely gorgeous and if another poor soul came along checking on :whatever that would be even more lovely. ATB Steve
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ASP.NET 4.5 has not been registered on the Web server
...chine, and in order to use SQL Express instance instead of the localDB installed by default. I unchecked "Use IIS Express" in my MVC 4 project properties page (Web tab), then I got the following error:
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Rollback to last git commit
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OK all is not lost! You can do git reflog this will allow you to see commits you did before the reset. You can then checkout those commits
– Chris Nevill
Aug 7 '15 at 11:50
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Nullable ToString()
.... Also in this question, the former solution is suggested while nobody actually notices ToString() already gives the correct answer.
Maybe the argument for the more verbose solution is readability: When you call ToString() on something that is supposed to be null, you usually expect a NullReference...
C++ cout hex values?
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This seems to change all future output from cout to hex; so if you only want 'a' to be printed in hex you may want something like cout << hex << a << dec; to change it back.
– ShreevatsaR
M...
Setting Authorization Header of HttpClient
...ent = new HttpClient())
{
client.DefaultRequestHeaders.Authorization = _username.ToAuthHeaderValue(_password);
}
Again I think 2 above options make the client using statement a bit less repetitive. Keep in mind that it's best practice to reuse the HttpClient if you are making multiple http ca...
jquery $(window).height() is returning the document height
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With no doctype tag, Chrome reports the same value for both calls.
Adding a strict doctype like <!DOCTYPE html> causes the values to work as advertised.
The doctype tag must be the very first thing in your document. E.g., you can't have any text before it, even if it doesn't re...