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How can i get the session object if i have the entity-manager
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What is the meaning of prepended double colon “::”?
...ation, class 2
Configuration::doStuff(...)
// resolves to top-level Configuration, class 1
::Configuration::doStuff(...)
}
}
Basically, it allows you to traverse up to the global namespace since your name might get clobbered by a new definition inside another namespace...
phantomjs not waiting for “full” page load
...ondition is fulfilled
clearInterval(interval); //< Stop this interval
}
}
}, 250); //< repeat check every 250ms
};
var page = require('webpage').create(), system = require('system'), address, output, size;
if (system.args.length < 3 ...
How to check if a given directory exists in Ruby
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How to change checkbox's border style in CSS?
...+ span::before
{
content: "\2022";
font-size: 30px;
margin-top: -1px;
}
input[type="checkbox"]:checked + span::before
{
content: "\2714";
font-size: 12px;
}
input[class="blue"] + span::before
{
border: solid 1px blue;
background: #B2DBFF;
backg...
Function of Project > Clean in Eclipse
...ild is invoked. If auto-build is off, clean will remove the artifacts and stop. You can then invoke build manually later.
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Difference between single and double quotes in Bash
...wer is great. I am making a table that helps in quick comprehension of the topic. The explanation involves a simple variable a as well as an indexed array arr.
If we set
a=apple # a simple variable
arr=(apple) # an indexed array with a single element
and then echo the expression in the se...
How to convert a NumPy array to PIL image applying matplotlib colormap
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count members with jsonpath?
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Difference in make_shared and normal shared_ptr in C++
...
There is another case where the two possibilities differ, on top of those already mentioned: if you need to call a non-public constructor (protected or private), make_shared might not be able to access it, while the variant with the new works fine.
class A
{
public:
A(): val(0){}...