大约有 30,000 项符合查询结果（耗时：0.0511秒） [XML]
Get controller and action name from within controller?
... precise - the controller and action that generated the view (and the user id of course, but that's not the point here).
13...
How to declare a type as nullable in TypeScript?
...Union type is in my mind best option in this case:
interface Employee{
id: number;
name: string;
salary: number | null;
}
// Both cases are valid
let employe1: Employee = { id: 1, name: 'John', salary: 100 };
let employe2: Employee = { id: 1, name: 'John', salary: null };
EDIT : For thi...
Android, How to limit width of TextView (and add three dots at the end of text)?
...
Deprecated:
Add one more property android:singleLine="true" in your Textview
Updated:
android:ellipsize="end"
android:maxLines="1"
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How to change fontFamily of TextView in Android
...
I saw a variant called "black small caps" in the roboto specimen book, but I don't manage to use it. Using android:fontFamily="sans-serif-black-small-caps" doesnt work. Does someone know?
– tbruyelle
Ma...
VB.NET equivalent of C# property shorthand?
...tring
This will be handled as your short version in C# is - I think they call it "Auto Property"
See also: Auto-Implemented Properties (Visual Basic)
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Resizing an image in an HTML5 canvas
...nvas>
</body>
</html>
My createImage function is called once when the document is loaded and after that it is called every time the window receives a resize event.
I tested it in Chrome 6 and Firefox 3.6, both on the Mac. This "technique" eats processor as it if was ice cr...
SQL order string as number
...the result is 0 */
'123miles' | 123
'$123' | 0 /* the left side of the string does not start with a number */
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...
Delete a key from a MongoDB document using Mongoose
...s. So you can do the action in question by this:
User.collection.update({_id: user._id}, {$unset: {field: 1 }});
Since version 2.0 you can do:
User.update({_id: user._id}, {$unset: {field: 1 }}, callback);
And since version 2.4, if you have an instance of a model already you can do:
doc.field...
Convert timestamp to date in MySQL query
...SQL
Make the table with an integer timestamp:
mysql> create table foo(id INT, mytimestamp INT(11));
Query OK, 0 rows affected (0.02 sec)
Insert some values
mysql> insert into foo values(1, 1381262848);
Query OK, 1 row affected (0.01 sec)
Take a look
mysql> select * from foo;
+------...
Validate that a string is a positive integer
... Infinity && String(n) === str && n >= 0;
}
function gid(id) {
return document.getElementById(id);
}
function test(str, expect) {
var result = isNormalInteger(str);
console.log(
str + ": " +
(result ? "Yes" : "No") +
(expect === undefi...