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How do you switch pages in Xamarin.Forms?

... next page slide in, TabbedPage, the one you don't like CarouselPage, that allows for switching left and right to next/prev pages. On top of this, all pages also supports PushModalAsync() which just push a new page on top of the existing one. At the very end, if you want to make sure the user can...
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Indent multiple lines quickly in vi

... the pasted block with the surrounding text. Also, the shiftwidth setting allows you to control how many spaces to indent. share | improve this answer | follow ...
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When to wrap quotes around a shell variable?

... quote it if it can either be empty or contain spaces (or any whitespace really) or special characters (wildcards). Not quoting strings with spaces often leads to the shell breaking apart a single argument into many. $? doesn't need quotes since it's a numeric value. Whether $URL needs it depends o...
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Remove padding or margins from Google Charts

...his can get help from it. Inside the options you can pass a new parameter called chartArea. var options = { chartArea:{left:10,top:20,width:"100%",height:"100%"} }; Left and top options will define the amount of padding from left and top. Hope this will help. ...
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Storing custom objects in an NSMutableArray in NSUserDefaults

...ray]; if (oldSavedArray != nil) objectArray = [[NSMutableArray alloc] initWithArray:oldSavedArray]; else objectArray = [[NSMutableArray alloc] init]; } You should check that the data returned from the user defaults is not nil, because I believe unarchiving from nil causes a...
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How to convert a normal Git repository to a bare one?

...s inside the .git directory. But I don't know if any of the files are actually changed, so if that fails, you can just do git clone --bare /path/to/repo You'll probably need to do it in a different directory to avoid a name conflict, and then you can just move it back to where you want. And yo...
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Simulate delayed and dropped packets on Linux

...uilt into Linux and userspace utilities to simulate networks. This is actually what Mark's answer refers to, by a different name. The examples on their homepage already show how you can achieve what you've asked for: Examples Emulating wide area network delays This is the simplest ex...
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What is the good python3 equivalent for auto tuple unpacking in lambda?

... No, there is no other way. You covered it all. The way to go would be to raise this issue on the Python ideas mailing list, but be prepared to argue a lot over there to gain some traction. Actually, just not to say "there is no way out", a third way could be to imp...
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What are the effects of exceptions on performance in Java?

Question: Is exception handling in Java actually slow? 18 Answers 18 ...
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Overload with different return type in Java?

... alone is not sufficient for the compiler to figure out which function to call: public int foo() {...} public float foo() {..} ... foo(); // which one? share | improve this answer | ...