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JavaScript closures vs. anonymous functions
...rwise stated.
A simple explanation for closures:
Take a function. Let's call it F.
List all the variables of F.
The variables may be of two types:
Local variables (bound variables)
Non-local variables (free variables)
If F has no free variables then it cannot be a closure.
If F has any free va...
How to explicitly discard an out argument?
I'm making a call:
8 Answers
8
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How to download a file with Node.js (without using third-party libraries)?
...file.on('finish', function() {
file.close(cb); // close() is async, call cb after close completes.
});
}).on('error', function(err) { // Handle errors
fs.unlink(dest); // Delete the file async. (But we don't check the result)
if (cb) cb(err.message);
});
};
...
Python memoising/deferred lookup property decorator
...erformance impact of a fraction of a microsecond because __get__() will be called on each access rather than pulling fget value from dict on second and subsequent access. Well worth it in my opinion to maintain immutability/idempotence, which is key for my use cases, but YMMV.
–...
How to create a generic array in Java?
...itly what type of objects it contains (i.e. its constructor was explicitly called with a Class<E> argument, and methods will throw an exception when they are passed arguments that are not of type E. See Collections.checkedCollection.
-> in that case, you should write:
public class GenSet&...
Difference between the 'controller', 'link' and 'compile' functions when defining a directive
...tribute is defined.)
link function - normally use for registering listener callbacks (i.e., $watch expressions on the scope) as well as updating the DOM (i.e., manipulation of iElement = individual instance element). It is executed after the template has been cloned. E.g., inside an <li ng-repea...
How to parameterize @Scheduled(fixedDelay) with Spring 3.0 expression language?
...lution for you would be to use task-scheduled XML configuration. Let's consider this example (copied from Spring doc):
<task:scheduled-tasks scheduler="myScheduler">
<task:scheduled ref="someObject" method="readLog"
fixed-rate="#{YourConfigurationBean.stringValue}"/>...
Changing selection in a select with the Chosen plugin
...elect chosen search result list (whenever focus was lost). Here's a short fiddle about my explorations. You don't event need to trigger any events. Perhaps, it is of use for someone else too... :)
– Timo
Mar 26 '14 at 11:04
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android start activity from service
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How to programmatically remove that activity from recent screen list?
– Prashanth Debbadwar
Nov 2 '15 at 10:41
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Getting DOM elements by classname
...t... we are jsut discussing the particulars of padding the spaces on both sides of the class youre searching for or only padding one side. Either should work though.
– prodigitalson
Jun 18 '11 at 20:20
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