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How do I interpret precision and scale of a number in a database?

... 406 Numeric precision refers to the maximum number of digits that are present in the number. ie 1...
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Why does Lua have no “continue” statement?

...Lua 5.2 the best workaround is to use goto: -- prints odd numbers in [|1,10|] for i=1,10 do if i % 2 == 0 then goto continue end print(i) ::continue:: end This is supported in LuaJIT since version 2.0.1 share ...
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What are “named tuples” in Python?

...xcept that they are immutable. They were added in Python 2.6 and Python 3.0, although there is a recipe for implementation in Python 2.4. For example, it is common to represent a point as a tuple (x, y). This leads to code like the following: pt1 = (1.0, 5.0) pt2 = (2.5, 1.5) from math import s...
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How to position a DIV in a specific coordinates?

... answered Jul 23 '11 at 20:01 Michael BerkowskiMichael Berkowski 246k3636 gold badges408408 silver badges359359 bronze badges ...
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How to sort a list in Scala by two fields?

...g.String) ). – senia Jun 18 '14 at 10:16 5 @SachinK: You could implement customOrdering as Orderi...
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Alternatives to gprof [closed]

... answered Dec 19 '09 at 5:26 Norman RamseyNorman Ramsey 184k5757 gold badges336336 silver badges517517 bronze badges ...
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Detecting a mobile browser

...opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|...
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Why are hexadecimal numbers prefixed with 0x?

Why are hexadecimal numbers prefixed as 0x ? I understand the usage of the prefix but I don't understand the significance of why 0x was chosen. ...
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how does array[100] = {0} set the entire array to 0?

How does the compiler fill values in char array[100] = {0}; ? What's the magic behind it? 4 Answers ...
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How do I draw a grid onto a plot in Python?

...lot using pylab in Python and now I would like to superimpose a grid of 10x10 onto the scatter plot. How do I do that? 5 ...