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Real mouse position in canvas [duplicate]
...ansformations applied to context (scale, rotation etc.)
Then there is the more complicated case where you have applied transformation to the context such as rotation, skew/shear, scale, translate etc. To deal with this you can calculate the inverse matrix of the current matrix.
Newer browsers let ...
Why does C++ rand() seem to generate only numbers of the same order of magnitude?
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Aye, good point ! There are 31 times more numbers between 2^25 and 2^30 than between 1 and 2^25 :) thanks for the quick answer. I need to rethink the program then. Question answered.
– Tallaron Mathias
Jun 20 '13 at 9:35
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Format SQL in SQL Server Management Studio
... it combines nicely with the built-in intelli-sense, effectively providing more-or-less the same base functionality as Red Gate's SQL Prompt (SQL Prompt does, of course, have extra stuff, like snippets, quick object scripting, etc).
Feedback/feature requests are more than welcome, please give it a ...
How can the Euclidean distance be calculated with NumPy?
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there are even more faster methods than numpy.linalg.norm: semantive.com/blog/…
– Muhammad Ashfaq
Apr 26 at 12:22
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How can I remove all text after a character in bash?
...wered Nov 12 '10 at 19:41
Eldad MorEldad Mor
4,49733 gold badges3030 silver badges4545 bronze badges
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Maximum and Minimum values for ints
...bits in a word will be math.log2(sys.maxsize * 2 + 2). See this answer for more information.
Python 2
In Python 2, the maximum value for plain int values is available as sys.maxint:
>>> sys.maxint
9223372036854775807
You can calculate the minimum value with -sys.maxint - 1 as shown her...
Avoid line break between html elements
...some text does not have a well-defined effect. The same would apply to the more logical and more accessible approach where you use an image for an icon.
The most robust alternative is to use nobr markup, which is nonstandard but universally supported and works even when CSS is disabled:
<td>...
Javascript - Append HTML to container element without innerHTML
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This hidden gem needs more exposure.
– Seth
Jan 8 '15 at 0:16
You...
What is HTML5 ARIA?
...e note the terms WAI-ARIA and ARIA refer to the same thing. However, it is more correct to use WAI-ARIA to acknowledge its origins in WAI.
WAI = Web Accessibility Initiative
From the looks of it, ARIA is used for assistive technologies and mostly screen reading.
Most of your doubts will be clear...
Difference between DirectCast() and CType() in VB.NET
...not functions, even though they have function semantics).
DirectCast() is more strict than the C# casting operator. It only allows you to cast when the item being cast already is the type you are casting to. I believe it will still unbox value types, but otherwise it won't do any conversion. So, fo...