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Get nth character of a string in Swift programming language
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573
Attention: Please see Leo Dabus' answer for a proper implementation for Swift 4 and Swift 5.
Sw...
Class JavaLaunchHelper is implemented in both … libinstrument.dylib. One of the two will be used. Wh
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edited Sep 21 at 9:30
muttonUp
4,83522 gold badges3333 silver badges4646 bronze badges
answered A...
Collisions when generating UUIDs in JavaScript?
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35
My best guess is that Math.random() is broken on your system for some reason (bizarre as that s...
How to print binary tree diagram?
...nteger> n22 = new Node<Integer>(6);
Node<Integer> n23 = new Node<Integer>(3);
Node<Integer> n24 = new Node<Integer>(6);
Node<Integer> n31 = new Node<Integer>(5);
Node<Integer> n32 = new Node<Integer>(8);
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Git for Windows - The Program can't start because libiconv2.dll is missing
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edited Oct 6 '16 at 3:04
Sensei James
2,2172424 silver badges3333 bronze badges
answered Aug 2 '11...
Debugging “Element is not clickable at point” error
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333
This is caused by following 3 types:
1.The element is not visible to click.
Use Actions or J...
find() with nil when there are no records
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173
Yes, just do:
Challenge.find_by_id(10)
For Rails 4 and 5:
Challenge.find_by(id: 10)
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How do I open an old MVC project in Visual Studio 2012 or Visual Studio 2013?
I have an old ASP.NET MVC 2 project which I do not want to upgrade to MVC 3 or MVC 4. I am working on a new machine running Windows 8, Visual Studio 2012 and Visual Studio 2013. When I try to open the MVC 2 project in VS 2012 or VS 2013 I receive the error:
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Why do Python's math.ceil() and math.floor() operations return floats instead of integers?
...integers.
Consider: If floor() returned an integer, what should floor(1.0e30) return?
Now, while Python's integers are now arbitrary precision, it wasn't always this way. The standard library functions are thin wrappers around the equivalent C library functions.
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Filter dict to contain only certain keys?
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edited Jan 15 '13 at 21:16
Community♦
111 silver badge
answered Aug 6 '10 at 0:22
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