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warning about too many open figures
...thing out of scope. Your right that close won't work on the figure object, call it like plt.close(), instead of fig.clf().
– Hooked
Feb 19 '14 at 15:12
5
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Why should I declare a virtual destructor for an abstract class in C++?
.... When they come to delete it, if the destructor is non-virtual, they will call the interface's destructor (or the compiler-provided default, if you didn't specify one), not the derived class's destructor. Instant memory leak.
For example
class Interface
{
virtual void doSomething() = 0;
};
cl...
How to debug stream().map(…) with lambda expressions?
...collect(Collectors.toList());
UPDATE:
I think you're getting confused because map is an intermediate operation - in other words: it is a lazy operation which will be executed only after a terminal operation was executed. So when you call stream.map(n -> n * 2) the lambda body isn't being execu...
npm - how to show the latest version of a package
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You can use:
npm show {pkg} version
(so npm show express version will return now 3.0.0rc3).
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Trigger change event of dropdown
....trigger('change');
});
You must declare the change event handler before calling trigger() or change() otherwise it won't be fired. Thanks for the mention @LenielMacaferi.
More information here.
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Can I create a One-Time-Use Function in a Script or Stored Procedure?
In SQL Server 2005, is there a concept of a one-time-use, or local function declared inside of a SQL script or Stored Procedure? I'd like to abstract away some complexity in a script I'm writing, but it would require being able to declare a function.
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Fixing slow initial load for IIS
...eature for low traffic websites where it recycles unused worker processes, causing the first user to the site after some time to get an extremely long delay (30+ seconds).
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What size should TabBar images be?
... tab into the image—you're going to have pretty poor accessibility and localization results like that.
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Get timezone from DateTime
...itself contains no real timezone information. It may know if it's UTC or local, but not what local really means.
DateTimeOffset is somewhat better - that's basically a UTC time and an offset. However, that's still not really enough to determine the timezone, as many different timezones can have the...
Paste multiple times
...mber). Writing a more elaborate version would be possible. Also, you still can use P to get the old behaviour.
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