大约有 47,000 项符合查询结果（耗时：0.0338秒） [XML]
Android - Launcher Icon Size
...n? Should I have to create 9-Patch images for the icon to scale automatically, or would it be better to create separate icons?
...
How do I get the current time only in JavaScript
... gvlasov
13.5k1717 gold badges5858 silver badges9898 bronze badges
answered Feb 4 '15 at 16:16
Fernando GomesFernando Gomes
98...
What's the fastest way to convert String to Number in JavaScript?
...);
parseInt(x, 10);
parseFloat(x);
+x;
By this quick test I made, it actually depends on browsers.
http://jsperf.com/best-of-string-to-number-conversion/2
Implicit marked the fastest on 3 browsers, but it makes the code hard to read… So choose whatever you feel like it!
...
Check existence of input argument in a Bash shell script
...
For a noob, especially someone who comes from a non-scripting background, it is also important to mention some peculiarities about these things. You could have also mentioned that we need a space after the opening and the closing brace. Otherw...
Add default value of datetime field in SQL Server to a timestamp
... that. You can name the constraint whatever you like, Management Studio usually names them DF_TableName.
– TheQ
Feb 3 '11 at 16:03
...
Yellow fade effect with JQuery
... probably because part of it is empty and text is set just before this is called?
– NaughtySquid
Mar 12 '16 at 18:14
N...
How to avoid reinstalling packages when building Docker image for Python projects?
...ase
WORKDIR /srv
ADD ./requirements.txt /srv/requirements.txt
RUN pip install -r requirements.txt
ADD . /srv
RUN python setup.py install
ENTRYPOINT ["run_server"]
Docker will use cache during pip install as long as you do not make any changes to the requirements.txt, irrespective of the fact whet...
Is there a way to get a collection of all the Models in your Rails app?
Is there a way that you can get a collection of all of the Models in your Rails app?
28 Answers
...
HTTP GET request in JavaScript?
...ndle the response inside an event handler.
function httpGetAsync(theUrl, callback)
{
var xmlHttp = new XMLHttpRequest();
xmlHttp.onreadystatechange = function() {
if (xmlHttp.readyState == 4 && xmlHttp.status == 200)
callback(xmlHttp.responseText);
}
xml...
How can I overwrite a getter method in an ActiveRecord model?
...
user229044♦
202k3535 gold badges298298 silver badges309309 bronze badges
answered Feb 6 '15 at 9:44
Wonsup LeeWonsup Lee
...