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Can a pointer to base point to an array of derived objects?
...he next Rectangle, but a pointer to what would be the next Shape in a presumed array of Shape. Of course, this is undefined behaviour. In your case, you're being lucky and getting a crash.
Using a pointer to Rectangle makes the indexing work correctly.
int main()
{
Rectangle * shapes = new Rect...
How to customise file type to syntax associations in Sublime Text?
I'd like Sublime 2 editor to treat *.sbt files (to highlight syntax) as Scala language, same as *.scala, but I can't find where to set this up. Do you happen to know?
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Get current value of a setting in Vim
Is there a simple way of finding out the current value of a specified Vim setting? If I want to know the current value of, say tabstop , I can run:
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LINQ Orderby Descending Query
I'm sure this will be a relatively simple one.
4 Answers
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Ruby on Rails patterns - decorator vs presenter
There is all sorts of talk lately in the Ruby on Rails community about decorators and presenters.
2 Answers
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Loop through Map in Groovy?
I have a very simple task I am trying to do in Groovy but cannot seem to get it to work. I am just trying to loop through a map object in groovy and print out the key and value but this code does not work.
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Using Transactions or SaveChanges(false) and AcceptAllChanges()?
...e been investigating transactions and it appears that they take care of themselves in EF as long as I pass false to SaveChanges() and then call AcceptAllChanges() if there are no errors:
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传感器组件 · App Inventor 2 中文网
... 加速度传感器
不可见组件，可检测振动并使用 SI 单位(m/s2)在三个维度上近似测量加速度。其组成部分是：
X分量：当手机静止在平坦表面上时为 0，当手机倾斜时为正向右（即左侧抬起），当手机倾斜到右侧时为负向左...
How to view revision history for Mercurial file?
For a given file in a Mercurial repository, how can you see the revision history?
4 Answers
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Linq Syntax - Selecting multiple columns
This is my Linq Syntax which I am using to my entity model
3 Answers
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