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How does the getView() method work when creating your own custom adapter?
...flater takes your layout XML-files and creates different View-objects from its contents.
2: The adapters are built to reuse Views, when a View is scrolled so that is no longer visible, it can be used for one of the new Views appearing. This reused View is the convertView. If this is null it means...
What is the error “Every derived table must have its own alias” in MySQL?
...ts must be given an alias (AS whatever), which can the be used to refer to it in the rest of the outer query.
SELECT ID FROM (
SELECT ID, msisdn FROM (
SELECT * FROM TT2
) AS T
) AS T
In your case, of course, the entire query could be replaced with:
SELECT ID FROM TT2
...
Weird PHP error: 'Can't use function return value in write context'
I'm getting this error and I can't make head or tail of it.
12 Answers
12
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String formatting named parameters?
I know it's a really simple question, but I have no idea how to google it.
6 Answers
6...
Remove the last line from a file in Bash
...ion does not exist in GNU sed versions older than 3.95, so you have to use it as a filter with a temporary file:
cp foo.txt foo.txt.tmp
sed '$ d' foo.txt.tmp > foo.txt
rm -f foo.txt.tmp
Of course, in that case you could also use head -n -1 instead of sed.
MacOS:
On Mac OS X (as of 10.7.4), t...
differentiate null=True, blank=True in django
When we add a database field in django we generally write:
18 Answers
18
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What is the advantage of using abstract classes instead of traits?
What is the advantage of using an abstract class instead of a trait (apart from performance)? It seems like abstract classes can be replaced by traits in most cases.
...
Should the hash code of null always be zero, in .NET
...null as a set member, one can ask what the hash code of null should be. It looks like the framework uses 0 :
9 Answers
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HTML Entity Decode [duplicate]
How do I encode and decode HTML entities using JavaScript or JQuery?
17 Answers
17
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How to get name of calling function/method in PHP? [duplicate]
...ome ready to use implementation of function like GetCallingMethodName() ? It would be perfect if it gave method's class too (if it is indeed a method).
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