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Why does sudo change the PATH?
... Not only is it counterintuitive, it's incorrectly documented. Reading the man pages for sudo, and comparing the config against a Fedora box, I thought the path should be preserved. Indeed, "sudo -V" even says "Environment variables to preserve: PATH".
– Jason R. Co...
from jquery $.ajax to angular $http
... implement ajax request by using http service in AngularJs, which helps to read/load data from remote server.
$http service methods are listed below,
$http.get()
$http.post()
$http.delete()
$http.head()
$http.jsonp()
$http.patch()
$http.put()
One of the Example:
$http.get("sample.ph...
Load “Vanilla” Javascript Libraries into Node.js
...rts = function(path, context) {
context = context || {};
var data = fs.readFileSync(path);
vm.runInNewContext(data, context, path);
return context;
}
And it can be used like this:
> var execfile = require("execfile");
> // `someGlobal` will be a global variable while the script runs...
NULL vs nil in Objective-C
...s for id. Therefore, you pass NULL. If you pass nil, you are lying to your reader, who will think this method takes an id.
– Peter Hosey
Feb 17 '09 at 18:50
12
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How can you programmatically tell an HTML SELECT to drop down (for example, due to mouseover)?
...ated later on and does not work now.
However, this only worked in Chrome. Read more if you're interested.
According to W3C Working Draft for HTML5, Section 3.2.5.1.7. Interactive Content:
Certain elements in HTML have an activation behavior, which means that the user can activate them. This ...
How and where are Annotations used in Java?
...'t affect the semantics of a program directly. However, annotations can be read at run-time using Reflection & this process is known as Introspection. Then it could be used to modify classes, fields or methods.
This feature, is often exploited by Libraries & SDKs (hibernate, JUnit, Spring F...
Using “label for” on radio buttons
...
(Firstly read the other answers which has explained the for in the <label></label> tags.
Well, both the tops answers are correct, but for my challenge, it was when you have several radio boxes, you should select for them a...
How to show popup message like in Stack Overflow
...{
color: #fff;
}
And this is javascript (using jQuery):
$(document).ready(function() {
$("#message").fadeIn("slow");
$("#message a.close-notify").click(function() {
$("#message").fadeOut("slow");
return false;
});
});
And voila. Depending on your page setup you m...
How to get all child inputs of a div element (jQuery)
...find' method can be used to get all child inputs of a container that has already been cached to save looking it up again (whereas the 'children' method will only get the immediate children). e.g.
var panel= $("#panel");
var inputs = panel.find("input");
...
How do you render primitives as wireframes in OpenGL?
... (line_strip, max_vertices=3) out; to layout (points, max_vertices=3) out;
Read more about Geometry Shaders
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