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Is it better to use std::memcpy() or std::copy() in terms to performance?
... 5 strings using all four SHA-2 versions (224, 256, 384, 512), and I loop 300 times. I measure times using Boost.timer. That 300 loop counter is enough to completely stabilize my results. I ran the test 5 times each, alternating between the memcpy version and the std::copy version. My code takes adv...
Count the occurrences of DISTINCT values
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407
SELECT name,COUNT(*) as count
FROM tablename
GROUP BY name
ORDER BY count DESC;
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What is choice_set in this Django app tutorial?
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answered Jan 12 '10 at 12:19
Ben JamesBen James
102k2323 gold badges181181 silver badges154154 bronze badges
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Undo VS 'Exclude from project'?
...here a way to undo the 'exclude from project' operation in Visual Studio (2008) ?
5 Answers
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How to get random value out of an array?
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20 Answers
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How to enumerate a range of numbers starting at 1
... using Python 2.5, I want an enumeration like so (starting at 1 instead of 0):
12 Answers
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Size of font in CSS with slash
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This actually sets two properties and is equivalent to:
font-size: 100%;
line-height: 120%;
To quote the official documentation:
The syntax of this property is based on a traditional typographical shorthand notation to set multiple properties related to fonts.
As David M said in the c...
How to add new line into txt file
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270
You could do it easily using
File.AppendAllText("date.txt", DateTime.Now.ToString());
If you ...
Save file to specific folder with curl command
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edited Sep 23 '18 at 6:08
anatoly techtonik
16.3k88 gold badges102102 silver badges124124 bronze badges
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Which is better, return “ModelAndView” or “String” on spring3 controller
...eturning both model and view information from a controller in pre-Spring 2.0. Now you can combine the Model parameter and the String return value, but the old approach is still valid.
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