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How does the bitwise complement operator (~ tilde) work?
Why is it that ~2 is equal to -3? How does ~ operator work?
15 Answers
15
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How to do exponential and logarithmic curve fitting in Python? I found only polynomial fitting
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230
For fitting y = A + B log x, just fit y against (log x).
>>> x = numpy.array([1, 7, 2...
CSS hexadecimal RGBA?
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113
The CSS Color Module Level 4 will probably support 4 and 8-digit hexadecimal RGBA notation!
Thr...
Razor HtmlHelper Extensions (or other namespaces for views) Not Found
...ystem.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35">
<section name="host" type="System.Web.WebPages.Razor.Configuration.HostSection, System.Web.WebPages.Razor, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" requirePermission="fal...
Inserting multiple rows in a single SQL query? [duplicate]
...erver 2008.
For example:
INSERT INTO MyTable
( Column1, Column2, Column3 )
VALUES
('John', 123, 'Lloyds Office'),
('Jane', 124, 'Lloyds Office'),
('Billy', 125, 'London Office'),
('Miranda', 126, 'Bristol Office');
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Rails 4: how to use $(document).ready() with turbo-links
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Yannick Schuchmann
39011 gold badge44 silver badges1313 bronze badges
answered Sep 12 '13 at 17:21
MeltemiMeltemi
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Scheduling recurring task in Android
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answered Jan 17 '13 at 11:17
Md Maidul IslamMd Maidul Islam
2,23433 gold badges1414 silver badges2222 bronze badges
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Python dictionary: Get list of values for list of keys
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213
A list comprehension seems to be a good way to do this:
>>> [mydict[x] for x in mykeys...
How to try convert a string to a Guid [duplicate]
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301
new Guid(string)
You could also look at using a TypeConverter.
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Quickly find whether a value is present in a C array?
...rt enough to unroll the loop. Here's a way to do it which incorporates the 3 ideas I mentioned in my comment: Loop unrolling, cache prefetch and making use of the multiple load (ldm) instruction. The instruction cycle count comes out to about 3 clocks per array element, but this doesn't take into ac...