大约有 6,261 项符合查询结果（耗时：0.0168秒） [XML]
What is the difference between call and apply?
...s Refers to When a Function is Called
When calling a function of the form foo.bar.baz(), the object foo.bar is referred to as the receiver. When the function is called, it is the receiver that is used as the value for this:
var obj = {};
obj.value = 10;
/** @param {...number} additionalValues */
o...
jQuery form serialize - empty string
...iv id="div2">
<input id="input1" type="text" value="2" name="foo"/>
</div>
</form>
will give you in the alert box foo=2.
.serialize() takes the name and the value of the form fields and creates a string like name1=value1&name2=value2. Without a name it can...
How to make connection to Postgres via Node.js
... the following:
const { Pool } = require('pg');
var config = {
user: 'foo',
database: 'my_db',
password: 'secret',
host: 'localhost',
port: 5432,
max: 10, // max number of clients in the pool
idleTimeoutMillis: 30000
};
const pool = new Pool(config);
pool.on('error'...
Oracle Differences between NVL and Coalesce
...uments.
DECLARE
int_val INTEGER := 1;
string_val VARCHAR2(10) := 'foo';
BEGIN
BEGIN
DBMS_OUTPUT.PUT_LINE( '1. NVL(int_val,string_val) -> '|| NVL(int_val,string_val) );
EXCEPTION WHEN OTHERS THEN DBMS_OUTPUT.PUT_LINE('1. NVL(int_val,string_val) -> '||SQLERRM );
END;
...
How do you build a Singleton in Dart?
...w Thing._private();
class Thing {
Thing._private() { print('#2'); }
foo() {
print('#3');
}
}
main.dart
import 'package:thing/thing.dart';
main() {
print('#1');
thing.foo();
}
Note that the singleton doesn't get created until the first time the getter is called due to Dart's ...
Is there a difference between /\s/g and /\s+/g?
...would replace only the first \s+, leaving the rest intact. For example, ' foo bar '.replace(/\s+/, '') would give you only 'foo bar ' edit argh HTML condensing two spaces into one
– BoltClock♦
May 11 '11 at 12:45
...
HTML anchor link - href and onclick both?
...
<a href="#Foo" onclick="return runMyFunction();">Do it!</a>
and
function runMyFunction() {
//code
return true;
}
This way you will have youf function executed AND you will follow the link AND you will follow the link ...
When would you use delegates in C#? [closed]
...egister factory functions, for example:
myFactory.RegisterFactory(Widgets.Foo, () => new FooWidget());
var widget = myFactory.BuildWidget(Widgets.Foo);
I hope this helps!
share
|
improve this ...
Do checkbox inputs only post data if they're checked?
...s in your <form> DOM:
<input type="text" name="one" value="foo" />
<input type="text" name="two" value="bar" disabled="disabled" />
<input type="text" name="three" value="first" />
<input type="text" name=...
How do I create a SHA1 hash in ruby?
...
require 'digest/sha1'
Digest::SHA1.hexdigest 'foo'
share
|
improve this answer
|
follow
|
...