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Why is transposing a matrix of 512x512 much slower than transposing a matrix of 513x513?
...nt sizes, a pattern came up. Invariably, transposing a matrix of size 2^n is slower than transposing one of size 2^n+1 . For small values of n , the difference is not major.
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Xcode Debugger: view value of variable
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Check this How to view contents of NSDictionary variable in Xcode debugger?
I also use
po variableName
print variableName
in Console.
In your case it is possible to execute
print [myData objectAtIndex:indexPath.row]
or
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Return all enumerables with yield return at once; without looping through
...'s one very important difference between the two implementations though: this one will call all of the methods immediately, even though it will only use the returned iterators one at a time. Your existing code will wait until it's looped through everything in GetMoreErrors() before it even asks abou...
Import regular CSS file in SCSS file?
Is there anyway to import a regular CSS file with Sass's @import command? While I'm not using all of the SCSS syntax from sass, I do still enjoy it's combining/compressing features, and would like to be able to use it without renaming all of my files to *.scss
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How do I run Redis on Windows?
How do I run Redis on Windows? The Redis download page just seems to offer *nix options.
35 Answers
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InputStream from a URL
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edited May 23 '17 at 12:34
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111 silver...
Programmatically open new pages on Tabs
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You can't directly control this, because it's an option controlled by Internet Explorer users.
Opening pages using Window.open with a different window name will open in a new browser window like a popup, OR open in a new tab, if the user configured the ...
Given an array of numbers, return array of products of all other numbers (no division)
I was asked this question in a job interview, and I'd like to know how others would solve it. I'm most comfortable with Java, but solutions in other languages are welcome.
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Purge or recreate a Ruby on Rails database
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I know two ways to do this:
This will reset your database and reload your current schema with all:
rake db:reset db:migrate
This will destroy your db and then create it and then migrate your current schema:
rake db:drop db:create db:migrate
A...
Check if two unordered lists are equal [duplicate]
I'm looking for an easy (and quick) way to determine if two unordered lists contain the same elements:
8 Answers
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