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C# Events and Thread Safety
...does handle the null handler issue. Even if the original Sink unregisters from the Event after the handler != null check, the Event is still raised and no exception is thrown.
– JP Alioto
May 1 '09 at 18:48
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Conventions for exceptions or error codes
...I prefer exceptions because
they interupt the flow of logic
they benefit from class hierarchy which gives more features/functionality
when used properly can represent a wide range of errors (e.g. an InvalidMethodCallException is also a LogicException, as both occur when there's a bug in your code ...
“ImportError: No module named” when trying to run Python script
..., but also on your current working directory. When starting an interpreter from the command line, the current directory you're operating in is the same one you started ipython in. If you run
import os
os.getcwd()
you'll see this is true.
However, let's say you're using an ipython notebook, run ...
What's the difference between “version number” in iTunes Connect, “bundle version”, “bundle version
...
actually from my testing Version Number in itunesconnect is completely indipendent from CFBundleVersion and ShortVersion. So you can even have them different
– Marco Pappalardo
Sep 20 '17 at 8:47...
How to center a WPF app on screen?
...
You can still use the Screen class from a WPF app. You just need to reference the System.Windows.Forms assembly from your application. Once you've done that, (and referenced System.Drawing for the example below):
Rectangle workingArea = System.Windows.Forms...
scp with port number specified
I'm trying to scp a file from a remote server to my local machine. Only port 80 is accessible.
11 Answers
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why is plotting with Matplotlib so slow?
...quite disappointed with the performance. The following example is modified from SciPy examples and gives me only ~ 8 frames per second!
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Reading value from console, interactively
...erver http server with some console extension. I found the snippet to read from command line data.
15 Answers
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Difference between the 'controller', 'link' and 'compile' functions when defining a directive
... : write business logic in controller and DOM manipulation in link.
Apart from this you can call one controller function from link function of another directive.For example you have 3 custom directives
<animal>
<panther>
<leopard></leopard>
</panther>
</animal>...
“Origin null is not allowed by Access-Control-Allow-Origin” error for request made by application ru
I'm developing a page that pulls images from Flickr and Panoramio via jQuery's AJAX support.
17 Answers
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