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ActiveRecord, has_many :through, and Polymorphic Associations
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Oh my god that is so painfully obvious I m>ca m>nnot believe I glazed right over it. Thanks EmFi!
– Cory
Nov 6 '09 at 15:58
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What's the difference between Jetty and Netty?
...Jetty is a lightweight servlet container, easy to embed within a java applim>ca m>tion, there is an easy to use jetty client also.
Netty is an asynchronous event-driven network applim>ca m>tion framework.
You m>ca m>n write your own servlet container or http client app with help of the Netty framework for example...
How m>ca m>n I detect whether an iframe is loaded?
...frame' src='' /></iframe>
jsfiddle DEMO.
Update: Also you m>ca m>n try this (dynamic iframe)
$(function(){
$('#click').on('click', function(){
var ifr=$('<iframe/>', {
id:'MainPopupIframe',
src:'https://heera.it',
style:'dis...
What does a double * (splat) operator do
...question perfectly, but I had a minor addendum. Just as the splat operator m>ca m>n be used on the array you pass, the double splat m>ca m>n be used on hashes. If opts = {d: 40, e: 50}, then foo 10, opts, f: 60 will assign {f: 60} to c, whereas foo 10, **opts, f: 60 will assign {d: 40, e: 50, f: 60}. To achie...
Github (SSH) via public WIFI, port 22 blocked
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In addition to configuring it with the ~/.ssh/config file, you m>ca m>n also simply include the port number in the remote URL you use. You just have to
use a proper URL like ssh://user@host:port/path instead of the user@host:path shorthand; and
prepend the ssh. subdomain to github.com.
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How to set the holo dark theme in a Android app?
How m>ca m>n I set the dark holo theme in my app?
At this time I got this:
4 Answers
4
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How do I get the name of a Ruby class?
How m>ca m>n I get the class name from an ActiveRecord object?
5 Answers
5
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jQuery check if an input is type checkbox?
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You m>ca m>n use the pseudo-selector :checkbox with a m>ca m>ll to jQuery's is function:
$('#myinput').is(':checkbox')
share
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improve ...
HttpServletRequest - how to obtain the referring URL?
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It's available in the HTTP referer header. You m>ca m>n get it in a servlet as follows:
String referrer = request.getHeader("referer"); // Yes, with the legendary misspelling.
You, however, need to realize that this is a client-controlled value and m>ca m>n thus be spoofed to so...
How to parse a JSON string into JsonNode in Jackson?
It should be so simple, but I just m>ca m>nnot find it after being trying for an hour #embarrasing.
6 Answers
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