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What is a reasonable code coverage % for unit tests (and why)? [closed]
...swers precisely that question (in a nicely entertaining manner at that!):
http://www.artima.com/forums/flat.jsp?forum=106&thread=204677
Testivus On Test Coverage
Early one morning, a programmer asked
the great master:
“I am ready to write some unit tests. What code coverage sh...
How to write a cron that will run a script every day at midnight?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How do I keep two side-by-side divs the same height?
...body has mentioned the (very old but reliable) Absolute Columns technique:
http://24ways.org/2008/absolute-columns/
In my opinion, it is far superior to both Faux Columns and One True Layout's technique.
The general idea is that an element with position: absolute; will position against the nearest...
How to send a message to a particular client with socket.io
...any unique identifier (email, id).
Client Side:
var socket = io.connect('http://localhost');
socket.emit('join', {email: user1@example.com});
Now, from the server side use that information to create an unique room for that user
Server Side:
var io = require('socket.io').listen(80);
io.sockets...
How to overwrite existing files in batch?
The following command copies and moves a file but I also need it to overwrite the file it's replacing.
8 Answers
...
Detect IF hovering over element with jQuery
...r isHovered = $('#elem').is(":hover"); // returns true or false
Example: http://jsfiddle.net/Meligy/2kyaJ/3/
(This only works when the selector matches ONE element max. See Edit 3 for more)
.
Edit 1 (June 29, 2013): (Applicable to jQuery 1.9.x only, as it works with 1.10+, see next Edit 2)
Thi...
Why are two different concepts both called “heap”?
...hm of finding available memory allocation. The following is excerpted from http://www.cprogramming.com/tutorial/virtual_memory_and_heaps.html.
When new is invoked, it starts looking for a free memory block that fits the size for your request. Supposing that such a block of memory is found, it is...
HTML5 dragleave fired when hovering a child element
...sed only in this CSS.
Not all browsers have this CSS implemented, though:
http://caniuse.com/pointer-events
Seeing the Facebook source code I could find this pointer-events: none; several times, however it's probably used together with graceful degradation fallbacks. At least it's so simple and so...
Automatic Retina images for web sites
...
<img src="low-res.jpg" srcset="high-res.jpg 2x">
Browser Support: http://caniuse.com/#search=srcset
Other Resources:
WebKit release post
W3C documentation for srcset
good explanation about why and how to use srcset
Chris Coyer's post for more good info
...
What's the meaning of interface{}?
...held by that value.
Addendum: This is were Russ's article is quite complete regarding an interface structure:
type Stringer interface {
String() string
}
Interface values are represented as a two-word pair giving a pointer to information about the type stored in the interface and a...