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How do Python functions handle the types of the parameters that you pass in?

...tely use an object of a type "as if" it was an object of a different type, and all elementary operations on the object are delegated to its type. This has nothing to do with names. A name in Python doesn't "have a type": if and when a name's defined, the name refers to an object, and the object do...
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Add more than one parameter in Twig path

...ge } since they are required fields. It will make your url's prettier, and be a bit easier to manage. Your Controller would then look like public function projectAction($project, $user) share | ...
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Use different Python version with virtualenv

... edited Dec 4 '18 at 19:54 wjandrea 12.3k55 gold badges2424 silver badges4747 bronze badges answered Oct 7 '09 at 21:33 ...
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Setup RSpec to test a gem (not Rails)

... used Bundler ( bundle gem my_gem ) to setup the structure for the new gem and edit the *.gemspec manually. I also added s.add_development_dependency "rspec", ">= 2.0.0" to gemspec and did a bundle install . ...
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Save ArrayList to SharedPreferences

...ist with custom objects. Each custom object contains a variety of strings and numbers. I need the array to stick around even if the user leaves the activity and then wants to come back at a later time, however I don't need the array available after the application has been closed completely. I save...
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Collection was modified; enumeration operation may not execute

...irectly changing the subscribers dictionary under the hood during the loop and leading to that message. You can verify this by changing foreach(Subscriber s in subscribers.Values) To foreach(Subscriber s in subscribers.Values.ToList()) If I'm right, the problem will disappear. Calling subscribers...
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How to get the system uptime in Windows? [closed]

I am using windows 7 and xp. I want to know the uptime of the system. 3 Answers 3 ...
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Where is JAVA_HOME on macOS Mojave (10.14) to Lion (10.7)?

...s probably the least useful thing... i always have multiple windows opened and arranged on screen so i can see multiple things at once... usually a different layout on every space. – prodigitalson Jul 6 '11 at 15:38 ...
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Executing elements inserted with .innerHTML

...e's a script that does: exec_body_scripts: function(body_el) { // Finds and executes scripts in a newly added element's body. // Needed since innerHTML does not run scripts. // // Argument body_el is an element in the dom. function nodeName(elem, name) { return elem.nodeName &&am...
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Suppressing “warning CS4014: Because this call is not awaited, execution of the current method conti

... This is a handy little language feature that I just cannot remember. It's like there's a _ = ... in my brain. – Marc L. Mar 14 '18 at 14:29 ...