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postgresql COUNT(DISTINCT …) very slow
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323
You can use this:
SELECT COUNT(*) FROM (SELECT DISTINCT column_name FROM table_name) AS temp;...
onTouchListener warning: onTouch should call View#performClick when a click is detected
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133
Here you go:
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()...
How to serialize a lambda?
...ned?
– Kirill Rakhman
Apr 6 '14 at 13:09
12
Note: this only works if you apply the cast during co...
Passing two command parameters using a WPF binding
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Alexander Abakumov
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answered Aug 29 '09 at 9:50
Kent BoogaartKent Boogaart
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Does a valid XML file require an XML declaration?
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Clojure differences between Ref, Var, Agent, Atom, with examples
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Zignd
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answered Feb 3 '12 at 23:05
Arthur UlfeldtArthur Ulfeldt
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Cron and virtualenv
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gak
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answered Jul 20 '10 at 4:40
arsars
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Inject errors into already validated form?
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wolendranh
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answered Oct 9 '08 at 19:49
John MillikinJohn ...
How to Apply Corner Radius to LinearLayout
...harth Lele
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Difference between Iterator and Listiterator?
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