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What is the overhead of creating a new HttpClient per call in a WebAPI client?
...ared between requests for these handlers also needs to be provided.
The more you use the features of HttpClient, the more you will see that reusing an existing instance makes sense.
However, the biggest issue, in my opinion is that when a HttpClient class is disposed, it disposes HttpClientHandl...
python design patterns [closed]
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You can get started here and here.
For a more in depth look at design pattners you should look at Design Patterns: Elements of Reusable Object-Oriented Software. The source code is not in Python, but it doesn't need to be for you to understand the patterns.
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What is tail recursion?
..., this answer does show the concept (almost) correctly. It would have been more clearly a tail call, if the "else:" were omitted. Wouldn't change the behavior, but would place the tail call as an independent statement. I will submit that as an edit.
– ToolmakerSteve
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Remove Last Comma from a string
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The \s means whitespace characters (space, tab, etc) and the * means 0 or more
The $ at the end signifies the end of the string
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What is “loose coupling?” Please provide examples
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This example is clearly presented. However in these days, more and more architects agree that this overly object-oriented style is bad practice. There is no point in hiding the "implementation" details of CartEntry and CartContents. Since these have a perfectly clear meaning, they s...
Removing the remembered login and password list in SQL Server Management Studio
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nginx error connect to php5-fpm.sock failed (13: Permission denied)
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Is there any publicly accessible JSON data source to test with real world data? [closed]
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How to filter by IP address in Wireshark?
...'t work in capture filters, following are the filters
host x.x.x.x
see more example on wireshark wiki page
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In Swift how to call method with parameters on GCD main thread?
...mportance, while yours brings in ancillary objects that require me to read more docs to learn exactly what I'm doing. And I've edited my original question to contain the correct function call. I had thought the displayQRCode wasn't specific enough but with our comments now it is. Thanks for pointing...