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Why declare a struct that only contains an array in C?
...sistent that is. For C++ it looks for an == operator. In C it says "invalid operands to binary ==".
– Matt
Dec 22 '11 at 1:43
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Less aggressive compilation with CSS3 calc
...
Less no longer evaluates expression inside calc by default since v3.00.
Original answer (Less v1.x...2.x):
Do this:
body { width: calc(~"100% - 250px - 1.5em"); }
In Less 1.4.0 we will have a strictMaths option which requires all Less calculations to be wit...
How to hide databases that I am not allowed to access
...irst it helped and then I got access to another DB on the same server.
I did all as described and it shoed no DB at all. In 'DB restriction' you type in the name of your databases enclosed in single quotes and separated by commas. E.g. 'db1', 'db2'.
...
What is `params.require(:person).permit(:name, :age)` doing in Rails 4?
..., but it's actually an instance of ActionController::Parameters, which provides several methods such as require and permit.
The require method ensures that a specific parameter is present, and if it's not provided, the require method throws an error. It returns an instance of ActionController::Par...
How do I get a PHP class constructor to call its parent's parent's constructor?
...tion __construct($bypass = false)
{
// only perform actions inside if not bypassing
if (!$bypass) {
}
// call Grandpa's constructor
parent::__construct();
}
}
class Kiddo extends Papa
{
public function __construct()
{
$bypassPapa = tr...
Join strings with a delimiter only if strings are not null or empty
...
Consider
var address = "foo";
var city;
var state = "bar";
var zip;
text = [address, city, state, zip].filter(Boolean).join(", ");
console.log(text)
.filter(Boolean) (which is the same as .filter(x => x)) re...
Editing screenshots in iTunes Connect after iOS app was approved
...correct, then. From my experience, you can't edit the screenshots (or icon file) after the app has been approved and is Ready for Sale. The new iTunes Connect lets you upload a different set of screenshots just for the new version without affecting the current version in the App Store.
...
Converting an integer to a hexadecimal string in Ruby
...nswered Sep 17 '08 at 15:25
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Using Moq to determine if a method is called
...something you have mocked has been called by using Verify, e.g.:
static void Main(string[] args)
{
Mock<ITest> mock = new Mock<ITest>();
ClassBeingTested testedClass = new ClassBeingTested();
testedClass.WorkMethod(mock.Object);
mock.Verify(m => m.Me...
Twitter Bootstrap 3: how to use media queries?
...e modular example using LESS to mimic Bootstrap without importing the less files.
@screen-xs-max: 767px;
@screen-sm-min: 768px;
@screen-sm-max: 991px;
@screen-md-min: 992px;
@screen-md-max: 1199px;
@screen-lg-min: 1200px;
//xs only
@media(max-width: @screen-xs-max) {
}
//small and up
@media(min-w...