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Rounded UIView using CALayers - only some corners - How?
In my application - there are four buttons named as follows:
14 Answers
14
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How can I restart a Java application?
How can I restart a Java AWT application? I have a button to which I have attached an event handler. What code should I use to restart the application?
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When and why are database joins expensive?
I'm doing some research into databases and I'm looking at some limitations of relational DBs.
7 Answers
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how to stop browser back button using javascript
...lly work. Your best bet is to warn the user:
window.onbeforeunload = function() { return "Your work will be lost."; };
This page does list a number of ways you could try to disable the back button, but none are guaranteed:
http://www.irt.org/script/311.htm
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How to handle initializing and rendering subviews in Backbone.js?
...ourself. After looking through my own stuff, I find that I (kind of) use a mix of scenario 1 and scenario 2. I don't think a 4th magical scenario exists because, simply enough, everything you do in scenario 1 & 2 must be done.
I think it'd be easiest to explain how I like to handle it with an e...
How to use SCNetworkReachability in Swift
...his is how you would do it in Swift 2.0 (Xcode 7):
import SystemConfiguration
func connectedToNetwork() -> Bool {
var zeroAddress = sockaddr_in()
zeroAddress.sin_len = UInt8(sizeofValue(zeroAddress))
zeroAddress.sin_family = sa_family_t(AF_INET)
guard let defaultRouteReachabil...
How would Git handle a SHA-1 collision on a blob?
... having the same SHA-1 as another that is already in your repository. Question is, how would Git handle this? Simply fail? Find a way to link the two blobs and check which one is needed according to the context?
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“Diff” an image using ImageMagick
...ort and sweet.
Note, your images need not be the same type. You can even mix JPEG, TIFF, PNG -- under one condition: the images should be of the same size (image dimension in pixels). The output format is determined by the output filename's extension.
Should you, for some reason, need a higher r...
What's the fuss about Haskell? [closed]
...aving worked on learning on Haskell for a month now, is the fact that functional programming twists your brain in interesting ways: it forces you to think about familiar problems in different ways: instead of loops, think in maps and folds and filters, etc. In general, if you have more than one pers...
Build a Basic Python Iterator
...e it returns a brand new iterator each time __iter__ is invoked. Trying to mix and match (an iterator that is implicitly reset when __iter__ is invoked) violates the protocols.
– ShadowRanger
Feb 24 '18 at 1:16
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