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Invalid argument supplied for foreach()
...
Personally I find this to be the most clean - not sure if it's the most efficient, mind!
if (is_array($values) || is_object($values))
{
foreach ($values as $value)
{
...
}
}
The reason for my preference is it...
Using Default Arguments in a Function
...= "some other value";
}
code here!
}
This way, you can make a call like foo('blah', null, 'non-default y value'); and have it work as you want, where the second parameter $x still gets its default value.
With this method, passing a null value means you want the default value for one par...
How to write :hover condition for a:before and a:after?
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This depends on what you're actually trying to do.
If you simply wish to apply styles to a :before pseudo-element when the a element matches a pseudo-class, you need to write a:hover:before or a:visited:before instead. Notice the pseudo-element comes after ...
Custom HTTP headers : naming conventions
... other words, you can keep using "X-" prefixed headers, but it's not officially recommended anymore and you may definitely not document them as if they are public standard.
Summary:
the official recommendation is to just name them sensibly without the "X-" prefix
you can keep using "X-" prefixe...
C/C++ check if one bit is set in, i.e. int variable
...
161
In C, if you want to hide bit manipulation, you can write a macro:
#define CHECK_BIT(var,pos)...
What is an abstract class in PHP?
...re interface. Also interfaces are a special case of abstract classes where ALL methods are abstract.
See this section of the PHP manual for further reference.
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How to concatenate and minify multiple CSS and JavaScript files with Grunt.js (0.3.x)
...change the structure of your project.
If doing the latter, you could put all your sources under ./src and your built files under ./dest
src
├── css
│ ├── 1.css
│ ├── 2.css
│ └── 3.css
└── js
├── 1.js
├── 2.js
└── 3.js
...
How to close tag properly?
...es the tag properly. Best to add the alt attribute for people that are visually impaired.
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Where to learn about VS debugger 'magic names'
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answered Mar 24 '10 at 16:37
Eric LippertEric Lippert
599k164164 gold badges11551155 silver badges20142014 bronze badges
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How to make an HTTP POST web request
...myPassword";
– Bimal Poudel
Jul 17 '16 at 0:19
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