大约有 12,000 项符合查询结果（耗时：0.0298秒） [XML]
How to check if variable's type matches Type stored in a variable
...
@KyleHumfeld If you had Type foo; Object A; you can't write "A is foo", but you can write foo.isInstanceOfType(A)
– Timur Nuriyasov
Jan 11 '17 at 11:45
...
How do I uninstall a package installed using npm link?
...obal flag needs to be provided.
In order to uninstall the globally linked foo package, the following command can be used (using sudo if necessary, depending on your setup and permissions)
sudo npm rm --global foo
This will uninstall the package.
To check whether a package is installed, the npm ...
Case statement with multiple values in each 'when' block
...r logic in data is something like this:
# Initialization.
CAR_TYPES = {
foo_type: ['honda', 'acura', 'mercedes'],
bar_type: ['toyota', 'lexus']
# More...
}
@type_for_name = {}
CAR_TYPES.each { |type, names| names.each { |name| @type_for_name[type] = name } }
case @type_for_name[car]
when :fo...
jQuery - hashchange event
...click event of the hash-changing links.
<a class='hash-changer' href='#foo'>Foo</a>
<script type='text/javascript'>
if (("onhashchange" in window) && !($.browser.msie)) {
//modern browsers
$(window).bind('hashchange', function() {
var hash = window.loc...
c#: getter/setter
...
So in that case this.Type = "foo"; should be OK, but from outside instance.Type = "foo"; will not.. These auto props are definitely a helpful addition to the language. Thanks.
– mikey
Jul 15 '11 at 15:12
...
Laravel 4 Eloquent Query Using WHERE with OR AND OR?
...
Simply Use in Laravel Eloquent:
$a='foo', $b='bar', $c='john', $d='doe';
Coder::where(function ($query) use ($a, $b) {
$query->where('a', '=', $a)
->orWhere('b', '=', $b);
})->where(function ($query) use ($c, $d) {
$query->where('...
How to convert a String to CharSequence?
... to a CharSequence:
CharSequence cs = "string";
String s = cs.toString();
foo(s); // prints "string"
public void foo(CharSequence cs) {
System.out.println(cs);
}
If you want to convert a CharSequence to a String, just use the toString method that must be implemented by every concrete implemen...
How do I convert an existing callback API to promises?
...e )
},
3000
)
})
}
async function foo () {
var name = await getName(); // awaits for a fulfilled result!
console.log(name); // the console writes "John Doe" after 3000 milliseconds
}
foo() // calling the foo() method to run the code
Another usa...
How to model type-safe enum types?
...d, which does not have the problems Schildmeijer mentioned. So do "object foo extends App { ... }" And you have immediate access to command-line arguments through the args variable.
– AmigoNico
Jul 25 '12 at 2:55
...
How to count lines in a document?
...u can also use it to count lines in a file by adding the -l option.
wc -l foo will count the number of lines in foo. You can also pipe output from a program like this: ls -l | wc -l, which will tell you how many files are in the current directory (plus one).
...