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What is the difference between Class.getResource() and ClassLoader.getResource()?
...
Had to look it up in the specs:
Class.getResource(String resource)
ClassLoader.getResource(String resource)
Class's getResource() - documentation states the difference:
This method delegates the call to its class loader, after making these changes to the resource name:...
How to find whether or not a variable is empty in Bash
...o, there is a difference between "empty" and "unset". See How to tell if a string is not defined in a Bash shell script.
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@AspectJ pointcut for all methods of a class with specific annotation
...tMapping(value = "/", method = RequestMethod.GET)
public @ResponseBody String home() {
return "w00t!";
}
}
Annotation on method, app/PagesController.java:
package app;
@Controller
public class PagesController {
@Monitor
@RequestMapping(value = "/", method = RequestMethod.G...
Linux command to list all available commands and aliases
... Instead of compgen | grep, it can be more efficient to pass the string as argument to compgen itself (if it's known to be a prefix, as implied in the question). In this case, that would be compgen -ac searchstr.
– Toby Speight
Jul 20 '17 at 9:01
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Tick symbol in HTML/XHTML
...splay a tick symbol (✓ or ✔) within an internal web app and would ideally like to avoid using an image.
14 Answers
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Java logical operator short-circuiting
...et's compare the behaviour in a simple example:
public boolean longerThan(String input, int length) {
return input != null && input.length() > length;
}
public boolean longerThan(String input, int length) {
return input != null & input.length() > length;
}
The 2nd versi...
How to count total number of watches on a page?
...his answer was missing the $isolateScope searching and the watchers potentially being duplicated in his/her answer/comment.
Thanks to Ben2307 for pointing out that the 'body' may need to be changed.
Original
I did the same thing except I checked the data attribute of the HTML element rather than...
Check if property has attribute
...(like me), then here is how you can do it :)
public class Foo
{
public string A {get;set;}
[Special]
public string B {get;set;}
}
var type = typeof(Foo);
var specialProperties = type.GetRuntimeProperties()
.Where(pi => pi.PropertyType == typeof (string)
&& pi.G...
Blocks and yields in Ruby
...Or, we can also provide a custom sort algorithm, for instance based on the string size:
days.sort do |x,y|
x.size <=> y.size
end
=> ["monday", "friday", "tuesday", "thursday", "wednesday"]
I hope this helps you to understand it better.
BTW, if the block is optional you should cal...
Matrix Transpose in Python
...g'), ('b', 'e', 'h'), ('c', 'f', 'i')]?
– acollection_
Feb 28 '16 at 3:15
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