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When to use references vs. pointers
...r to an object is a valid option when the function can return nullptr in some cases and it is assumed it will. That said, a better option would be to use something similar to std::optional (requires C++17; before that, there's boost::optional).
Another example is to use pointers to raw memory for sp...
Section vs Article HTML5
... they the more correct tag would be <article> . Could anyone shed some light on this for me?
10 Answers
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How to change the indentation width in emacs javascript mode
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Using this mechanism the tab width remains at 8 and so tabs are only used if indent level is 4 (2x4=8) or more. How do you set tab width to 2 or 4 so that tabs instead of spaces are used? I've tried a bunch of settings, e.g. (setq tab-w...
What is “loose coupling?” Please provide examples
...al*salesTax;
return cartTotal;
}
}
Notice how the OrderTotal method (and thus the Order class) depends on the implementation details of the CartContents and the CartEntry classes. If we were to try to change this logic to allow for discounts, we'd likely have to change all 3 classes. A...
How can I prevent the “You have mixed tabs and spaces. Fix this?” message?
Any time I paste code into my .cs file, I get the dreaded "You have mixed tabs and spaces. Fix this?" message. It has three options:
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How to upgrade Eclipse for Java EE Developers?
...ences > Install/Update > Available Software Sites > Add...
Name: Oxygen
Location: http://download.eclipse.org/releases/oxygen/
Then tell Eclipse to look for updates: Help > Check for updates.
After the installation, Eclipse will restart and show the old splash screen. Next...
How do I escape curly braces for display on page when using AngularJS?
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<code ng-non-bindable>{{person.name}}</code>
Documentation @ ngNonBindable
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What is the point of interfaces in PHP?
Interfaces allow you to create code which defines the methods of classes that implement it. You cannot however add any code to those methods.
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How do you tell someone they're writing bad code? [closed]
...ople I work with all have various skill sets related to programming, but some of them use older or outright wrong methods, such as excessive global variables, poor naming conventions, and other things. While things work, the implementation is poor. What's a good way to politely ask or introduce th...
Simple proof that GUID is not unique [closed]
...want using threads. It is licensed under the following terms: you must pay me $0.0001 per hour per CPU core you run it on. Fees are payable at the end of each calendar month. Please contact me for my paypal account details at your earliest convenience.
using System;
using System.Collections.Generic...