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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()...
MongoDB aggregation framework match OR
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edited Sep 14 '15 at 11:33
Balthazar
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answe...
How to loop through file names returned by find?
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13 Answers
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Bundle ID Suffix? What is it?
...by a period (.) — an App ID Prefix (your Team ID by default, e.g. ABCDE12345), and an App ID Suffix (a Bundle ID search string, e.g. com.mycompany.appname). [emphasis added]
So in this case the suffix is the full string com.awesomeapps.thebestapp.
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Mongoose's find method with $or condition does not work properly
...se').Types.ObjectId;
var objId = new ObjectId( (param.length < 12) ? "123456789012" : param );
// You should make string 'param' as ObjectId type. To avoid exception,
// the 'param' must consist of more than 12 characters.
User.find( { $or:[ {'_id':objId}, {'name':param}, {'nickname':param} ]},...
Check if a number is int or float
...ered Dec 27 '10 at 19:16
user225312user225312
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Detect viewport orientation, if orientation is Portrait display alert message advising user of instr
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31 Answers
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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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3 Answers
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