大约有 30,000 项符合查询结果（耗时：0.0542秒） [XML]
What is the fastest factorial function in JavaScript? [closed]
...al benefit of not having the full precision numbers in the code is reduced file size.
– le_m
Mar 9 '17 at 17:28
Your s...
View list of all JavaScript variables in Google Chrome Console
... object (all the functions and variables, e.g., $ and jQuery on this page, etc.). Though, this is quite a list; not sure how helpful it is...
Otherwise just do window and start going down its tree:
window
This will give you DOMWindow, an expandable/explorable object.
...
How do I migrate a model out of one django app and into a new one?
... 0003_create_cat.py
`-- models.py
Now we need to edit both migration files:
#0003_create_cat: replace existing forward and backward code
#to use just one sentence:
def forwards(self, orm):
db.rename_table('common_cat', 'specific_cat')
if not db.dry_run:
# For permissions to...
How can I get device ID for Admob
...g XML layout and if you already have "ads:testDevices=" in your layout XML file, AdMob will NOT print the "To get test ads on this device..." message in the LogCat output. Take that out and then you will see the LogCat message.
Here is a nice tutorial on how to find device id in LogCat:
http://web...
@property retain, assign, copy, nonatomic in Objective-C
...porting its class.
If you declare an object using @property in the header file, then you have to synthesize it using @synthesize in the implementation file. This makes the object KVC compliant. By default, compiler will synthesize accessor methods for this object.
accessor methods are : setter and ...
What are the security risks of setting Access-Control-Allow-Origin?
... is automatically provided by the browser (cookies, cookie-based sessions, etc.), the requests triggered by the third party sites will use them too.
This indeed poses a security risk, particularly if you allow resource sharing not just for selected resources but for every resource. In this context ...
Adding an identity to an existing column
...s columns with this method. Adding/removing columns, changing nullability, etc. isn't allowed.
You'll need to drop foriegn keys before you do the switch and restore them after.
Same for WITH SCHEMABINDING functions, views, etc.
new table's indexes need to match exactly (same columns, same order, e...
How to kill all processes with a given partial name? [closed]
...34, and 345, you can kill 123 234 345 just like you can rm or cat multiple file arguments.
– tripleee
Jul 9 '12 at 7:49
...
Resizing an iframe based on content
..., the following javascript code is required (this can be loaded from a .js file on any domain, incidentally..):
<script>
// Resize iframe to full height
function resizeIframe(height)
{
// "+60" is a general rule of thumb to allow for differences in
// IE & and FF height repo...
How to cast an Object to an int
...t;
Scenario 2: any numerical object
In Java Integer, Long, BigInteger etc. all implement the Number interface which has a method named intValue. Any other custom types with a numerical aspect should also implement Number (for example: Age implements Number). So you can:
int x = ((Number)yourOb...