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SQL join: selecting the last records in a one-to-many relationship
...n StackOverflow.
Here's how I usually recommend solving it:
SELECT c.*, p1.*
FROM customer c
JOIN purchase p1 ON (c.id = p1.customer_id)
LEFT OUTER JOIN purchase p2 ON (c.id = p2.customer_id AND
(p1.date < p2.date OR (p1.date = p2.date AND p1.id < p2.id)))
WHERE p2.id IS NULL;
Explana...
jQuery get the location of an element relative to window
...lement and calculate its relative position with respect to window
Refer :
1. offset
2. scroll
3. scrollTop
You can give it a try at this fiddle
Following few lines of code explains how this can be solved
when .scroll event is performed, we calculate the relative position of the element with resp...
The resulting API analysis is too large when upload app to mac store
...eated App Scanner to do the same thing, but it hasn't been updated since 2011. Unfortunately, for large projects -- and this includes projects with a lot of extra pods from CocoaPods -- there is no current (2014) good way of solving this problem other than proactively naming things such that they wo...
How do I make a UITableViewCell appear disabled?
...
164
You can just disable the cell's text fields to gray them out:
Swift 4.x
cell!.isUserInteract...
Drawable image on a canvas
...
179
The good way to draw a Drawable on a canvas is not decoding it yourself but leaving it to the ...
Prevent multiple instances of a given app in .NET?
...
151
Use Mutex. One of the examples above using GetProcessByName has many caveats. Here is a good a...
Render HTML to PDF in Django site
...gIO()
pdf = pisa.pisaDocument(StringIO.StringIO(html.encode("ISO-8859-1")), result)
if not pdf.err:
return HttpResponse(result.getvalue(), content_type='application/pdf')
return HttpResponse('We had some errors<pre>%s</pre>' % escape(html))
Then you can use it like...
Remove file from the repository but keep it locally
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edited Jul 1 '18 at 3:03
answered Aug 12 '10 at 16:21
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