大约有 19,000 项符合查询结果（耗时：0.0253秒） [XML]
How do I create a message box with “Yes”, “No” choices and a DialogResult?
...e simple Yes/No choiced MessageBox, but I think it is nonsense to design a form for that. I thought I could use MessageBox, add buttons, etc. to accomplish this. It is simple, but since there is no DialogResult returned, how do I retrieve the result?
...
Best practice for partial updates in a RESTful service
... main resource. The intention of the 303 is to tell the client: "I have performed your POST and the effect was that some other resource was updated. See Location header for which resource that was." POST/303 is intended for iterative additions to a resources to build up the state of some main resour...
Are +0 and -0 the same?
...ly undefined for ±0/±0 and ±∞/±∞.
The article contains further information about the different representations.
So this is the reason why, technically, both zeros have to be distinguished.
However, +0 === -0 evaluates to true. Why is that (...) ?
This behaviour is explicitly define...
What makes a SQL statement sargable?
...xchange.using('gps', function() { StackExchange.gps.track('embedded_signup_form.view', { location: 'question_page' }); });
$window.unbind('scroll', onScroll);
}
};
...
Match whitespace but not newlines
...t matches these characters
U+000A LINE FEED
U+000B LINE TABULATION
U+000C FORM FEED
U+000D CARRIAGE RETURN
U+0085 NEXT LINE (not matched by \s)
U+2028 LINE SEPARATOR
U+2029 PARAGRAPH SEPARATOR
There are seven vertical whitespace characters which match \v and eighteen horizontal ones which match ...
How can I convert a string to boolean in JavaScript?
...se:
var isTrueSet = (myValue.toLowerCase() === 'true');
Also, if it's a form element checkbox, you can also detect if the checkbox is checked:
var isTrueSet = document.myForm.IS_TRUE.checked;
Assuming that if it is checked, it is "set" equal to true. This evaluates as true/false.
...
How can I check that a form field is prefilled correctly using capybara?
... I was having the same problem, but with a div rather than a form field. For anybody else having the same problem, use find_by_id().text rather than find_field().value. It took me ages to spot that value only worked on form fields…
– John Y
Sep ...
Where and why do I have to put the “template” and “typename” keywords?
...es. Those names are therefore "dependent names". A name can take different forms - the Standard says:
A name is a use of an identifier (2.11), operator-function-id (13.5), conversion-function-id (12.3.2), or template-id (14.2) that denotes an entity or label (6.6.4, 6.1)
An identifier is just ...
Difference between attr_accessor and attr_accessible
...ype => 'Corn', :quantity => 6, :price_off => 30 })
Even if your form doesn't have a field for :price_off, if it's in your model it's available by default. This means a crafted POST could still set it. Using attr_accessible white lists those things that can be mass assigned.
...
Android Respond To URL in Intent
...ng for an app which would open when the user opened a link to google drive forms, www.docs.google.com/forms
Note that path prefix is optional.
<intent-filter>
<action android:name="android.intent.action.VIEW" />
<category android:name="android.intent....