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Ruby: Calling class method from instance
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How can I multiply and divide using only bit shifting and adding?
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To multiply in terms of adding and shifting you want to decompose one of the numbers by powers of two, like so:
21 * 5 = 10101_2 * 101_2 (Initial step)
= 10101_2 * (1 * 2^2 + 0 * 2^1 + 1 * 2^0)
= 10101_2 * 2^2 + 10101_2 * 2^0
= 10101_2 <<...
How can I fix the Microsoft Visual Studio error: “package did not load correctly”?
...wing folder:
Visual Studio 2013
%localappdata%\Microsoft\VisualStudio\12.0\ComponentModelCache
It worked fine for me. Thanks to this article.
Visual Studio 2015
%localappdata%\Microsoft\VisualStudio\14.0\ComponentModelCache
Visual Studio 2017
%localappdata%\Microsoft\VisualStudio\15.0_xxxx\Compone...
Session variables in ASP.NET MVC
...sed from any part of the website and I don't really know the best way to accomplish this. I know that one solution is to use session variables but I don't know how to use them in asp .net MVC. And where would I declare a session variable? Is there any other way?
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How can I avoid running ActiveRecord callbacks?
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227
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string.charAt(x) or string[x]?
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A more accurate test (benchmark.js) esbench.com/bench/579609a0db965b9a00965b9e
– NoNameProvided
Jul 25 '16 at 12:46
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Representing Directory & File Structure in Markdown Syntax [closed]
...ers you can use ASCII to build the structures, so your example structure becomes
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+-- _config.yml
+-- _drafts
| +-- begin-with-the-crazy-ideas.textile
| +-- on-simplicity-in-technology.markdown
+-- _includes
| +-- footer.html
| +-- header.html
+-- _layouts
| +-- default.html
| +-- post...
Copy and paste content from one file to another file in vi
... same file. How do you choose which file to open in then ? I have seen the command :sp myfile that split horizontally and open the specified file, but how would I do if I'd prefer to split the window vertically ?
– svassr
Mar 19 '13 at 22:34
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Comparing two dataframes and getting the differences
...aframes with identical rows and columns. In fact, all dataframes axes are compared with _indexed_same method, and exception is raised if differences found, even in columns/indices order.
If I got you right, you want not to find changes, but symmetric difference. For that, one approach might be con...
Why is Java's boolean primitive size not defined?
... byte per boolean/byte member and finally make an 4-byte alignment for the complete class instance. Is it so? (if you have references that prove this, please, share)
– dma_k
Mar 8 '10 at 11:17
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