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When should I use C++14 automatic return type deduction?
...calling foobar on an instance of either X or Y will trigger a compile-time error.
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How to present a simple alert message in java?
...alog
You can use JOptionPane. (WARNING_MESSAGE or INFORMATION_MESSAGE or ERROR_MESSAGE)
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Converting Java objects to JSON with Jackson
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I'm facing this error, how to solve with your code No serializer found for class com.liveprocessor.LPClient.LPTransaction and no properties discovered to create BeanSerializer (to avoid exception, disable SerializationFeature.FAIL_ON_EMPTY_B...
How to redirect both stdout and stderr to a file [duplicate]
... that views rather than saves log_file, e.g. when make vomits ten thousand errors that scroll off the screen: vi <(make 2>&1).
– Camille Goudeseune
Mar 1 '17 at 20:06
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What is Normalisation (or Normalization)?
...ecific problem, usually related to redundancy.
Some typical normalization errors:
(1) Having more than one value in a cell. Example:
UserId | Car
---------------------
1 | Toyota
2 | Ford,Cadillac
Here the "Car" column (which is a string) have several values. That offends the first no...
How to run a command in the background and get no output?
... @sabertooth1990 Your command line is faulty: -bash: syntax error near unexpected token '&'
– notes-jj
Feb 1 '17 at 17:28
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Why is a ConcurrentModificationException thrown and how to debug it
...e faulty for loop will usually be in the stack-trace, so tracking down the error is usually easy.
A trickier case is when your code passes around references to the Collection object. Note that unmodifiable views of collections (such as produced by Collections.unmodifiableList()) retain a reference t...
Read logcat programmatically within application
...= new ProcessBuilder()
.command("logcat", "-c")
.redirectErrorStream(true)
.start();
} catch (IOException e) {
}
}
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Why use Abstract Base Classes in Python?
...sinstance(c, MyABC): # will be true
c.abc_method() # raises AttributeError
Unfortunately this one of those "just don't do that" traps (of which Python has relatively few!): avoid defining ABCs with both a __subclasshook__ and non-abstract methods. Moreover, you should make your definition of...
Injecting $scope into an angular service function()
.... show a notification.
}, function (err) {
// Handle the error.
});
};
}
]);
One thing you should be careful about when using this approach is to never re-assign the service's array, because then any other components (e.g. scopes) will be still referencing th...