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Do event handlers stop garbage collection from occurring?
...that this is one-way; i.e. if we have:
publisher.SomeEvent += target.SomeHandler;
then "publisher" will keep "target" alive, but "target" will not keep "publisher" alive.
So no: if pClass is going to be collected anyway, there is no need to unsubscribe the listeners. However, if pClass was long-...
How do I make a branch point at a specific commit? [duplicate]
In Git, I understand that a branch is a pointer to a commit.
4 Answers
4
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Disable IPython Exit Confirmation
...ake sure the directory exists (or run ipython profile create to create it) and add these lines to $HOME/.ipython/profile_default/ipython_config.py:
c = get_config()
c.TerminalInteractiveShell.confirm_exit = False
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Unable to load Private Key. (PEM routines:PEM_read_bio:no start line:pem_lib.c:648:Expecting: ANY PR
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Open the key file in Notepad++ and verify the encoding. If it says UTF-8-BOM then change it to UTF-8. Save the file and try again.
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Timeout jQuery effects
...lay/
$('.notice').fadeIn().delay(2000).fadeOut('slow');
Note: $.show() and $.hide() by default are not queued, so if you want to use $.delay() with them, you need to configure them that way:
$('.notice')
.show({duration: 0, queue: true})
.delay(2000)
.hide({duration: 0, queue: true}...
Split Python Flask app into multiple files
I'm having trouble understanding how to split a flask app into multiple files.
4 Answers
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Calculate relative time in C#
...to accurately describe the value that is in them, it'd be easier to understand. So SecondsPerMinute = 60; MinutesPerHour = 60; SecondsPerHour = MinutesPerHour * SecondsPerHour; etc. Just calling it MINUTE=60 doesn't allow the reader to determine what the value is.
– slolife
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Increase heap size in Java
...ou ask for 5g on a 32 bit system java will complain about an invalid value and quit.
As others have posted, use the cmd-line flags - e.g.
java -Xmx6g myprogram
You can get a full list (or a nearly full list, anyway) by typing java -X.
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How do I cast a variable in Scala?
...rred technique is to use pattern matching. This allows you to gracefully handle the case that the value in question is not of the given type:
g match {
case g2: Graphics2D => g2
case _ => throw new ClassCastException
}
This block replicates the semantics of the asInstanceOf[Graphics2D]...
Date.getDay() javascript returns wrong day
...ponding to the day of the week: 0 for Sunday, 1 for Monday, 2 for Tuesday, and so on.
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