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Can Flask have optional URL parameters?

... You can try pip install flask_optional_routes. I created a pip for the functionality you are requesting b/c I needed it as well. The code is located at: github.com/sudouser2010/flask_optional_routes. – sudouser2010 ...
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How do you 'redo' changes after 'undo' with Emacs?

...ven a navigation command such as C-f) after a sequence of undo operations, all the undos are pushed on to the operation stack. So the next undo undoes the last command. Suppose you do have an operation sequence that looks like this: Insert "foo" Insert "bar" Insert "I love spam" Now, you undo....
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How do I use a Boolean in Python?

Does Python actually contain a Boolean value? I know that you can do: 7 Answers 7 ...
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Get file version in PowerShell

... Since PowerShell can call .NET classes, you could do the following: [System.Diagnostics.FileVersionInfo]::GetVersionInfo("somefilepath").FileVersion Or as noted here on a list of files: get-childitem * -include *.dll,*.exe | foreach-object { "...
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What's the $unwind operator in MongoDB?

...hat it stores your data is in the form of documents and collections, which allows for a dynamic means of adding and obtaining the data from your storage locations. That being said, in order to understand the concept behind the $unwind parameter, you first must understand what the use case that you ...
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WebView and HTML5

...ient object. @Override public void onShowCustomView(View view, CustomViewCallback callback) { super.onShowCustomView(view, callback); if (view instanceof FrameLayout){ FrameLayout frame = (FrameLayout) view; if (frame.getFocusedChild() instanceof VideoView){ Vide...
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Should private helper methods be static if they can be static

...that they will not modify the state of the object. My IDE will also show calls to static methods in italics, so I will know the method is static without looking the signature. share | improve this ...
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Using AES encryption in C#

...aged.aspx And just in case you need the sample in a hurry, here it is in all its plagiarized glory: using System; using System.IO; using System.Security.Cryptography; namespace RijndaelManaged_Example { class RijndaelExample { public static void Main() { try ...
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JavaScript hashmap equivalent

... Hash your objects yourself manually, and use the resulting strings as keys for a regular JavaScript dictionary. After all, you are in the best position to know what makes your objects unique. That's what I do. Example: var key = function(obj){ // Some un...
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How to avoid isset() and empty()

... For those interested, I have expanded this topic into a small article, which provides the below information in a somewhat better structured form: The Definitive Guide To PHP's isset And empty IMHO you should think about not just making the app "E_NOTICE compatible", but restructu...