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What is the most effective way for float and double comparison?
...of the other suggestions. It all depends on context.
I have spent a long time tracing a bugs in a system that presumed a==b if |a-b|<epsilon. The underlying problems were:
The implicit presumption in an algorithm that if a==b and b==c then a==c.
Using the same epsilon for lines measured in i...
How to convert floats to human-readable fractions?
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Note this algorithm takes Ω(m) time when f = n/m . And that could be a lot, even if you didn't intend it to be (consider 0.66666666667).
– einpoklum
Mar 26 '16 at 23:53
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Remove substring from the string
I am just wondering if there is any method to remove string from another string?
Something like this:
10 Answers
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Why does NULL = NULL evaluate to false in SQL server
...QL-based DBMSes often do not respect even 3VL, they give wrong answers sometimes (as, the original poster assert, SQL Server do in this case).
So I reiterate: SQL does not any good forcing one to interpret the reflexive property of equality, which state that:
for any x, x = x §§ (in plain En...
How to do a join in linq to sql with method syntax?
I have seen lots of examples in LINQ to SQL examples on how to do a join in query syntax but I am wondering how to do it with method syntax? For example how might I do the following
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Is there a way to create your own html tag in HTML5?
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Sometimes... new standards need to be set. ;-)
– Timothy Perez
Aug 22 '12 at 6:38
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NSOperation vs Grand Central Dispatch
...D. (Examples: bandwidth-constrained queues that only run N operations at a time; establishing dependencies between operations. Both very simple with NSOperation, very difficult with GCD.) Apple's done the hard work of leveraging GCD to create a very nice object-friendly API with NSOperation. Take a...
Passing parameters to a Bash function
... in the old implementation (it's in the issues on GitHub). Haven't had the time to integrate the new version yet back into Bash Infinity. Glad to hear it's been helpful.
– niieani
Feb 28 '18 at 18:14
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Git search for string in a single file's history
So if I have a file called foo.rb and it is giving me an error for a missing method called bar , so I want to search the history of foo.rb for the string bar to see if it was ever defined in the past.
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Last segment of URL in jquery
How do I get the last segment of a url? I have the following script which displays the full url of the anchor tag clicked:
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