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What are 'get' and 'set' in Swift?
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That's actually explained right before the code:
In addition to simple properties that are stored, properties can have a getter and a setter.
class EquilateralTriangle: NamedShape {
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When some other class wants to get that perimeter variable, they do this:
let someVar = m...
How can I build a small operating system on an old desktop computer? [closed]
...for a textbook. Tanenbaum is really an expert in this area and his explanations of how the OS works underneath the hood are clear and easy to understand. This book is mostly theory, but I believe he also has a book that discusses more of the implementation. I've never read it, though, so I can't com...
Memory management in Qt?
...'t matter. For an example where the order does matter here's the documentation about object trees.
If your MyClass is not a child of QObject, you’ll have to use the plain C++ way of doing things.
Also, note that the parent–child hierarchy of QObjects is generally independent of the hierarchy o...
Avoiding if statement inside a for loop?
I have a class called Writer that has a function writeVector like so:
4 Answers
4
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What is the best way to deal with the NSDateFormatter locale “feechur”?
...ure" that bites you unexpectedly: If you do a simple "fixed" format operation such as:
4 Answers
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Why use symbols as hash keys in Ruby?
...changed anytime. This implies that Ruby needs to store each string you mention throughout your source code in it's separate entity, e.g. if you have a string "name" multiple times mentioned in your source code, Ruby needs to store these all in separate String objects, because they might change later...
What kind of leaks does automatic reference counting in Objective-C not prevent or minimize?
In the Mac and iOS platforms, memory leaks are often caused by unreleased pointers. Traditionally, it has always been of utmost importance to check your allocs, copies and retains to make sure each has a corresponding release message.
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RE error: illegal byte sequence on Mac OS X
...rying to replace a string in a Makefile on Mac OS X for cross-compiling to iOS. The string has embedded double quotes. The command is:
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转型产品经理必看 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...侈品。也是在那一年，我开始学习Android开发到后来学习iOS开发，走上了移动开发的道路，也就是在那时候，我开始做移动App项目，那时候，我把项目当做了产品。那时候对产品的理解是浅层的，跟多的是看得到的界面、用的到...
how to ignore namespaces with XPath
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You can use the local-name() XPath function. Instead of selecting a node like
/path/to/x:somenode
you can select all nodes and filter for the one with the correct local name:
/path/to/*[local-name() = 'somenode']
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