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What's the fastest way to delete a large folder in Windows?
...sands of files and folders. If I use Windows Explorer to delete the folder it can take 10-15 minutes (not always, but often). Is there a faster way in Windows to delete folders?
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What is the difference between static func and class func in Swift?
I can see these definitions in the Swift library:
9 Answers
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Are global variables in PHP considered bad practice? If so, why?
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When people talk about global variables in other languages it means something different to what it does in PHP. That's because variables aren't really global in PHP. The scope of a typical PHP program is one HTTP request. Session variables actually have a wider scope than PHP "global...
Are non-synchronised static methods thread safe if they don't modify static class variables?
... that is not synchronised, but does not modify any static variables is it thread-safe? What about if the method creates local variables inside it? For example, is the following code thread-safe?
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Is there a JavaScript / jQuery DOM change listener?
...nted in modern browsers as MutationObserver (or as the vendor-prefixed WebKitMutationObserver in old versions of Chrome):
MutationObserver = window.MutationObserver || window.WebKitMutationObserver;
var observer = new MutationObserver(function(mutations, observer) {
// fired when a mutation occ...
Java serialization: readObject() vs. readResolve()
...d explanation on how and when to use the readObject() method when working with serializable Java classes. The readResolve() method, on the other hand, remains a bit of a mystery. Basically all documents I found either mention only one of the two or mention both only individually.
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How should I handle “No internet connection” with Retrofit on Android
I'd like to handle situations when there is no internet connection. Usually I'd run:
7 Answers
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Python `if x is not None` or `if not x is None`?
...erence (I'm assuming not), and is there any case where one really doesn't fit (making the other a clear winner for my convention)?*
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Difference between const & const volatile
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An object marked as const volatile will not be permitted to be changed by the code (an error will be raised due to the const qualifier) - at least through that particular name/pointer.
The volatile part of the qualifier means that the compiler cannot optimize or reorder acce...
Disabled input text color
The simple HTML below displays differently in Firefox and WebKit-based browsers (I checked in Safari, Chrome and iPhone).
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