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Best practices for exception management in Java or C# [closed]
...would prefer error codes over exceptions when the latter is the default in both Java and C#?
As for your questions:
You should only catch exceptions that you can actually handle. Just
catching exceptions is not the right thing to do in most cases.
There are a few exceptions (e.g. logging and mar...
Resizing an image in an HTML5 canvas
I'm trying to create a thumbnail image on the client side using javascript and a canvas element, but when I shrink the image down, it looks terrible. It looks as if it was downsized in photoshop with the resampling set to 'Nearest Neighbor' instead of Bicubic. I know its possible to get this to lo...
Difference between array_map, array_walk and array_filter
What exactly is the difference between array_map , array_walk and array_filter . What I could see from documentation is that you could pass a callback function to perform an action on the supplied array. But I don't seem to find any particular difference between them.
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SQL RANK() versus ROW_NUMBER()
I'm confused about the differences between these. Running the following SQL gets me two idential result sets. Can someone please explain the differences?
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No Multiline Lambda in Python: Why not?
I've heard it said that multiline lambdas can't be added in Python because they would clash syntactically with the other syntax constructs in Python. I was thinking about this on the bus today and realized I couldn't think of a single Python construct that multiline lambdas clash with. Given that ...
Is there a decorator to simply cache function return values?
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Starting from Python 3.2 there is a built-in decorator:
@functools.lru_cache(maxsize=100, typed=False)
Decorator to wrap a function with a memoizing callable that saves up to the maxsize most recent calls. It can save time when an expensive or I/O bound func...
Requirejs domReady plugin vs Jquery $(document).ready()?
...ize something on DOM ready. Now, RequireJS provides the domReady plugin , but we already have jQuery's $(document).ready() , which is available to me since I have required jQuery.
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Using curl POST with variables defined in bash script functions
...d to pass the quotes enclosing the custom headers to curl. Also, your variables in the middle of the data argument should be quoted.
First, write a function that generates the post data of your script. This saves you from all sort of headaches concerning shell quoting and makes it easier to read an...
How can I do a line break (line continuation) in Python?
I have a long line of code that I want to break up among multiple lines. What do I use and what is the syntax?
10 Answers
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The function to show current file's full path in mini buffer
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It's the built-in function buffer-file-name that gives you the full path of your file.
The best thing to do is to have your emacs window to always show your system-name and the full path of the buffer you're currently editing :
(set...