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Why return NotImplemented instead of raising NotImplementedError

...hen the runtime will fall back to the built-in behavior (which is based on identity for == and !=)." share | improve this answer | follow | ...
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What is the syntax to insert one list into another list in python?

... var channelOptions = { tags: "".split(" "), id: "1" }; initTagRenderer("".split(" "), "".split(" "), channelOptions); StackExchange.using("externalEditor", function() { // Have to fire editor after snippets, if snippets enabled...
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AngularJS performs an OPTIONS HTTP request for a cross-origin resource

...ng a web browser. Additionally, for HTTP request methods that can cause side-effects on user data (in particular; for HTTP methods other than GET, or for POST usage with certain MIME types). The specification mandates that browsers "preflight" the request, soliciting supported methods from t...
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range over interface{} which stores a slice

...In order to use your trick (array[:]), you'll have to use reflection to decide that it is an array, then cast to array - then generate a slice of it. That's why I said it works on a slice, not on an array. Clearly with enough effort you can produce a slice out of the array... –...
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how to pass an integer as ConverterParameter?

...{ this.Value = value; } public int Value { get; set; } public override Object ProvideValue(IServiceProvider sp) { return Value; } }; If this markup extension is available in XAML namespace 'm', then the original poster's example becomes: <RadioButton Content="None" IsCheck...
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What does “Git push non-fast-forward updates were rejected” mean?

...using commands like git commit --amend or git rebase. While you can override the remote by adding --force to the push command, you should only do so if you are absolutely certain this is what you want to do. Force-pushes can cause issues for other users that have fetched the remote branch, and i...
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How to cancel a pull request on github?

...o publish as pull request on top of the remote branch which will receive said work. Then you can make a pull request which could be safely applied in a fast forward manner by the recipient. That being said, since January 2011 ("Refreshed Pull Request Discussions"), and mentioned in the answer ab...
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“new” keyword in Scala

...o instantiate Java objects only? With Scala 3 (which should be released mid 2020, eight years later), based on Dotty: never. Scala 3 will drop "new", as in this thread Creator applications allow to use simple function call syntax to create instances of a class, even if there is no apply met...
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How would I get a cron job to run every 30 minutes?

...rontab does not understand "intervals", it only understands "schedule" valid hours: 0-23 -- valid minutes: 0-59 example #1 30 * * * * your_command this means "run when the minute of each hour is 30" (would run at: 1:30, 2:30, 3:30, etc) example #2 */30 * * * * your_command this means "run whe...
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How can I get the list of files in a directory using C or C++?

How can I determine the list of files in a directory from inside my C or C++ code? 26 Answers ...