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Type safety: Unchecked cast
... This was a while ago, but I was looking for an answer on type checking a Set<CustomClass> before a cast, and you can't instanceof on a parametrized generic. e.g. if(event.getTarget instanceof Set<CustomClass>) You can only type check a generic with a ? and that won't remove the cast wa...
How to prevent browser to invoke basic auth popup and handle 401 error using Jquery?
...st contains contains the header X-Requested-With: XMLHttpRequest (which is set by default by major Javascript frameworks such as JQuery/AngularJS, etc...) AND the response contains the header WWW-Authenticate: Basic.
Tested on Apache 2.4 (not sure if it works with 2.2).
This relies on the mod_heade...
Should composer.lock be committed to version control?
...commit the lock file so you and your collaborators are working on the same set of versions and prevent you from sayings like "But it worked on my computer". ;-)
For libraries: Probably not.
The composer documentation notes on this matter:
Note: For libraries it is not necessarily recommended t...
Circular gradient in android
...rent, that is, a percentage of the narrowest dimension of whatever view we set our drawable on. The images above were generated by changing the gradientRadius in this code
my_gradient_drawable
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/...
When a 'blur' event occurs, how can I find out which element focus went *to*?
...f activeElement until after blur/focus
// events have been processed.
setTimeout(function()
{
var target = document.activeElement;
document.getElementById("focused").value =
target ? target.id||target.tagName||target : '';
}, 1);
}
This should work in most modern browsers (...
How to update Ruby to 1.9.x on Mac?
... suggestion for rvm.
It's a great way to manage multiple Rubies and gems sets without colliding with the system version.
I'll add that now (4/2/2013), I use rbenv a lot, because my needs are simple. RVM is great, but it's got a lot of capability I never need, so I have it on some machines and r...
AngularJS access parent scope from child controller
I've set up my controllers using data-ng-controller="xyzController as vm"
9 Answers
9...
How to make links in a TextView clickable?
... // respond to user input. To make them active, you need to
// call setMovementMethod() on the TextView object.
TextView t2 = (TextView) findViewById(R.id.text2);
t2.setMovementMethod(LinkMovementMethod.getInstance());
I removed most of the attributes on my TextView to match what w...
CSS3 background image transition
... the hover state of the button. Also add the opacity attribute to this and set it to 0.
#facebook a {
display:inline-block;
background:url(images/social) no-repeat 0px -30px;
opacity:0;
}
Now all you need is "opacity" under "a:hover" and set this to 1.
#facebook a:hover {
opacity:1;
...
How can I get clickable hyperlinks in AlertDialog from a string resource?
...ned using <a href="..."> in the string resource passed to Builder.setMessage ) supplied the links do not become clickable.
...