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What platforms have something other than 8-bit char?
Every now and then, someone on SO points out that char (aka 'byte') isn't necessarily 8 bits .
12 Answers
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How can you tell when a layout has been drawn?
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You can add a tree observer to the layout. This should return the correct width and height. onCreate() is called before the layout of the child views are done. So the width and height is not calculated yet. To get the height and width, put this on the onCreate() method:...
Comments in Android Layout xml
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As other said, the comment in XML are like this
<!-- this is a comment -->
Notice that they can span on multiple lines
<!--
This is a comment
on multiple lines
-->
But they cannot be nested
<!-- This <!-- is a comment --> This is not ...
Is “else if” a single keyword?
... keyword if we go to the draft C++ standard section 2.12 Keywords table 4 lists both if and else separately and there is no else if keyword. We can find a more accessible list of C++ keywords by going to cppreferences section on keywords.
The grammar in section 6.4 also makes this clear:
selectio...
How do I use boolean variables in Perl?
...ate to false in conditionals:
0
'0'
undef
'' # Empty scalar
() # Empty list
('')
The rest are true. There are no barewords for true or false.
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Commenting in a Bash script inside a multiline command
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This will have some overhead, but technically it does answer your question:
echo abc `#Put your comment here` \
def `#Another chance for a comment` \
xyz, etc.
And for pipelines specifically, there is a clean solut...
How to Sort Multi-dimensional Array by Value?
How can I sort this array by the value of the "order" key? Even though the values are currently sequential, they will not always be.
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How to render a DateTime in a specific format in ASP.NET MVC 3?
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If all you want to do is display the date with a specific format, just call:
@String.Format(myFormat, Model.MyDateTime)
Using @Html.DisplayFor(...) is just extra work unless you are specifying a template, or need to use something that is built ...
Efficiency of purely functional programming
Does anyone know what is the worst possible asymptotic slowdown that can happen when programming purely functionally as opposed to imperatively (i.e. allowing side-effects)?
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How to wait for async method to complete?
...e found here . In a nutshell, when I need to write data to the device, this is the code that gets called:
7 Answers
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