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How to detect the physical connected state of a network cable/connector?
... Note that as Marco says below the interface must be up (even if not configured) to query these values.
– Jamie Kitson
Aug 25 '12 at 13:27
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JAX-RS / Jersey how to customize error handling?
...is is just a simple example. You can make the Exception much more complex if necessary, and you can generate what ever http response code you need to.
One other approach is to wrap an existing Exception, perhaps an ObjectNotFoundException with an small wrapper class that implements the Exception...
Maven: best way of linking custom external JAR to my project?
...the library jars then you should change the scope from system to compile.
If you are starting with maven I suggest to use maven directly not IDE plugins as it adds an extra layer of complexity.
As for the error, do you put the required jars on your classpath? If you are using types from the librar...
How to make an alert dialog fill 90% of screen size?
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Specifying FILL_PARENT on the dialog window, like others suggested, did not work for me (on Android 4.0.4), because it just stretched the black dialog background to fill the whole screen.
What works fine is using the minimum dis...
How to define multiple name tags in a struct
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What does `void 0` mean? [duplicate]
...ndefined
What's the point of that?
It seems pretty useless, doesn't it? If it always returns undefined, what's wrong with just using undefined itself?
In a perfect world we would be able to safely just use undefined: it's much simpler and easier to understand than void 0. But in case you've neve...
How to get the last value of an ArrayList
...st implements):
E e = list.get(list.size() - 1);
E is the element type. If the list is empty, get throws an IndexOutOfBoundsException. You can find the whole API documentation here.
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Is it possible to ping a server from Javascript?
I'm making a web app that requires that I check to see if remote servers are online or not. When I run it from the command line, my page load goes up to a full 60s (for 8 entries, it will scale linearly with more).
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How to install node.js as windows service?
...ther solutions like srvany that leave the service in a running state, even if the wrapped process dies.
– Jürgen Steinblock
Jan 29 '18 at 11:04
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What Makes a Good Unit Test? [closed]
... in the code, ensure that you test all key paths and scenarios.. Use tools if you must to know untested regions
Repeatable: Tests should produce the same results each time.. every time. Tests should not rely on uncontrollable params.
Independent: Very important.
Tests should test only one thing a...