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Extracting bits with a single multiplication
...n answer to another question , and would like to understand it a little better.
5 Answers
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How to get a specific output iterating a hash in Ruby?
I want to get a specific output iterating a Ruby Hash.
6 Answers
6
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Find XOR of all numbers in a given range
You are given a large range [a,b] where 'a' and 'b' can be typically between 1 and 4,000,000,000 inclusive. You have to find out the XOR of all the numbers in the given range.
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How to write LaTeX in IPython Notebook?
How can I display LaTeX code in a IPython Notebook?
13 Answers
13
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Why C# fails to compare two object types with each other but VB doesn't?
I have two objects in C# and don't know if it's Boolean or any other type.
However when I try to compare those C# fails to give the right answer.
I have tried the same code with VB.NET and that did it !
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Comparing numbers in Bash
I'm starting to learn about writing scripts for the bash terminal, but I can't work out how to get the comparisons to work properly. The script I'm using is:
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Delete element in a slice
...= append(a[:i], a[i+1:]...)
... is syntax for variadic arguments in Go.
Basically, when defining a function it puts all the arguments that you pass into one slice of that type. By doing that, you can pass as many arguments as you want (for example, fmt.Println can take as many arguments as you wa...
What's the meaning of interface{}?
I'm new to interfaces and trying to do SOAP request by github
6 Answers
6
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Downcasting in Java
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Downcasting is allowed when there is a possibility that it succeeds at run time:
Object o = getSomeObject(),
String s = (String) o; // this is allowed because o could reference a String
In some cases this will not succeed:
Object o = new Object();
String s = (Strin...
How to revert multiple git commits?
...neral rule is that you should not rewrite (change) history that you have published, because somebody might have based their work on it. If you rewrite (change) history, you would make problems with merging their changes and with updating for them.
So the solution is to create a new commit which re...