大约有 30,000 项符合查询结果（耗时：0.0556秒） [XML]
How do I get the current Date/time in DD/MM/YYYY HH:MM format?
...
The formatting can be done like this (I assumed you meant HH:MM instead of HH:SS, but it's easy to change):
Time.now.strftime("%d/%m/%Y %H:%M")
#=> "14/09/2011 14:09"
Updated for the shifting:
d = DateTime.now
d.strftime("%d/%m/%Y %H:%M")
#=> "11/06/2017 18:11"
d.nex...
C# Error: Parent does not contain a constructor that takes 0 arguments
...(int i) : base(i)
{
Console.WriteLine("child");
}
The part : base(i) means that the constructor of the base class with one int parameter should be used. If this is missing, you are implicitly telling the compiler to use the default constructor without parameters. Because no such constructor ex...
What does the construct x = x || y mean?
...
It means the title argument is optional. So if you call the method with no arguments it will use a default value of "Error".
It's shorthand for writing:
if (!title) {
title = "Error";
}
This kind of shorthand trick with bo...
Is there a good way to attach JavaScript objects to HTML elements?
...aking of are called Expando properties. Also note that div.potato does not mean div.getAttribute("potato")
– nickytonline
Sep 10 '09 at 3:24
37
...
JVM option -Xss - What does it do exactly?
It says here that -Xss is used to "set thread stack size", what does it mean exactly? Could anyone help me understand this?
...
Stopping fixed position scrolling at a certain point?
...
Do you mean sort of like this?
http://jsfiddle.net/b43hj/
$(window).scroll(function(){
$("#theFixed").css("top", Math.max(0, 250 - $(this).scrollTop()));
});
$(window).scroll(function(){
$("#theFixed").css("top", Ma...
git push says “everything up-to-date” even though I have local changes
...y any branch (which is natural --- you are not on any branch).
What this means is that you can discard your temporary commits and merges by switching back to an existing branch (e.g. git checkout master), and a later git prune or git gc would garbage-collect them.
If you did this by mistake, you...
Creating an empty file in Ruby: “touch” equivalent?
...
@5chdn You mean without the parens? Yes, parens around method parameters are (sometimes) optional.
– Dave Newton
Feb 11 '16 at 13:33
...
Using System.Dynamic in Roslyn
...
FWIW adding Microsoft.CSharp.dll means var scriptOptions = ScriptOptions.Default.WithReferences("Microsoft.CSharp") i.e. drop the dll. Stumped me for a few mins :)
– Jon H
Apr 6 '16 at 13:02
...
github markdown colspan
...
It's unclear what you mean by "Adding break". Could you illustrate?
– ivan_pozdeev
Jul 6 '19 at 3:38
2
...