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What is the difference between onBlur and onChange attribute in HTML?
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An example to make things concrete. If you have a selection thus:
<select onchange="" onblur="">
<option>....
</select>
the onblur() is called when you navigate away. The onchange() is called when you select a different option from the selection - i.e....
Xcode: failed to get the task for process
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Make sure that the correct target is selected, and that you aren't adjusting code sign settings for the test/other target.
– Vincil Bishop
Jan 12 '15 at 16:41
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Get a list of distinct values in List
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Notes.Select(x => x.Author).Distinct();
This will return a sequence (IEnumerable<string>) of Author values -- one per unique value.
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Max return value if empty query
...oeSize = Workers.Where(x => x.CompanyId == 8)
.Select(x => x.ShoeSize)
.DefaultIfEmpty(0)
.Max();
The zero in DefaultIfEmpty is not necessary.
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How to detect orientation change?
...n the view controller's view's size is changed by its parent (i.e. for the root view controller when its window rotates or is resized).
override func viewWillTransition(to size: CGSize, with coordinator: UIViewControllerTransitionCoordinator) {
super.viewWillTransition(to: size, with: coordinat...
How to strip HTML tags from a string in SQL Server?
...L = REPLACE( @text, '&', '' );
with doc(contents) as
(
select chunks.chunk.query('.') from @textXML.nodes('/') as chunks(chunk)
)
select @result = contents.value('.', 'varchar(max)') from doc
return @result
end
go
select dbo.StripHTML('This <i>is</i> an &...
How do I copy items from list to list without foreach?
...single property to another list is needed:
targetList.AddRange(sourceList.Select(i => i.NeededProperty));
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Find out who is locking a file on a network share
...ocked by remote computer (which has the file open through a file share):
Select "Manage Computer" (Open "Computer Management")
click "Shared Folders"
choose "Open Files"
There you can even close the file forcefully.
sha...
How to programmatically send SMS on the iPhone?
...t with predefined (prefill) body text. Thos body text should be the manual selection from 4 possible options. E.g. The app opens and pop-ups "select reason". Then 4 options are available. Next the user selects one of these 4 options and then an automatic SMS is sent having as body text the choice of...
Sleep Command in T-SQL?
...(@hours * 60) * 60)) - (@mins * 60)
IF @hours > 23
BEGIN
select @hours = 23
select @mins = 59
select @secs = 59
-- 'maximum wait time is 23 hours, 59 minutes and 59 seconds.'
END
declare @sql nvarchar(24) = 'WAITFOR DELAY '+char(39)+cast(@hours as nvarchar(2))...