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Why would you ever implement finalize()?
...be taken prior to collection? That just puts us back in the days of malloc/free.)
Other times you need the resource you think you're managing to be more robust. For example, why do you need to close that connection? It must ultimately be based on some kind of I/O provided by the system (socket, fil...
Make first letter of a string upper case (with maximum performance)
...author - the goal is to have the best possible answers". You are of course free to edit or rollback the edit. In which case, common courtesy would let the original author's version be the final result, and I would settle for commenting. Usually I also put in a comment the change I am making; I apolo...
Imitate Facebook hide/show expanding/contracting Navigation Bar
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iOS8 includes properties to get the navigation bar hiding for free. There is a WWDC video that demonstrates it, search for "View Controller Advancements in iOS 8".
Example:
class QuotesTableViewController: UITableViewController {
override func viewDidAppear(animated: Bool) {
supe...
Git interoperability with a Mercurial Repository
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Yup. Kiln Harmony is awesome. Free for solo devs too.
– CAD bloke
Jun 16 '13 at 22:06
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Convert a char to upper case using regular expressions (EditPad Pro)
...ing to use any other tool that would allow me to do this, as long as it is free to try, since I only need to do this once).
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What is the difference between Trap and Interrupt?
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It's interesting that lxr.free-electrons.com/source/arch/x86/kernel/… divide by zero is initialized as a hardware interrupt, why is that so?
– Alex Kreimer
May 22 '12 at 8:09
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How to iterate for loop in reverse order in swift?
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With Swift 3.0 we're back to stride as a free function.
– Cezar
Jun 16 '16 at 14:42
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What is the difference between ManualResetEvent and AutoResetEvent in .NET?
... Taken from C# 3.0 Nutshell book, by
Joseph Albahari
Threading in C# - Free E-Book
A ManualResetEvent is a variation on AutoResetEvent. It differs in that it doesn't automatically reset after a thread is let through on a WaitOne call, and so functions like a gate: calling Set opens the gate, al...
What is the advantage of using abstract classes instead of traits?
...ract members translates
directly to a Java interface, so you should feel free to define such
traits even if you expect Java code to inherit from it. See Chapter 29
for more information on working with Java and Scala together.
If you plan to distribute it in compiled form, and you expect o...
Returning IEnumerable vs. IQueryable
...into SQL where your code will execute much faster.
Oh, that sounds like a free performance boost, should I use AsQueryable() all over the place in that case?
No, IQueryable is only useful if the underlying data provider can do something with it. Converting something like a regular List to IQueryab...