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SQL “select where not in subquery” returns no results
...onID
where t1.commonID is null
and t2.commonID is null
I ran a few tests and here were my results w.r.t. @patmortech's answer and @rexem's comments.
If either Table1 or Table2 is not indexed on commonID, you get a table scan but @patmortech's query is still twice as fast (for a 100K row mas...
Bootstrap close responsive menu “on click”
...a-target=".navbar-collapse.in">Products</a></li>
I didn't test it with nested dropdowns/menus, so YMMV.
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Can I restore a single table from a full mysql mysqldump file?
...P TABLE.*`mytable`/,/UNLOCK TABLES/p' dump.sql > mytable.sql
Also for testing purpose, you may want to change the table name before importing:
sed -n -e 's/`mytable`/`mytable_restored`/g' mytable.sql > mytable_restored.sql
To import you can then use the mysql command:
mysql -u root -p'pa...
Best approach to remove time part of datetime in SQL Server
...t efficient way in SQL Server to get date from date+time?
I saw a similar test elsewhere with similar results too.
I prefer the DATEADD/DATEDIFF because:
varchar is subject to language/dateformat issues
Example: Why is my CASE expression non-deterministic?
float relies on internal storage
it ext...
How do I pick randomly from an array?
... @fwilson random collections of objects in any order. Also good for testing different combinations or generating stub data
– Mike Rapadas
Aug 29 '14 at 0:14
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How to make an element in XML schema optional?
...
Indeed, tested it, and you only need to specify minOccurs="0" to make it optional if you want to allow one element max.
– Wouter Schut
Jan 10 '17 at 8:42
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Backbone.js get and set nested object attribute
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I didn't inspect backbone.js code, but from my test, if you have a nested custom Model and change a property of it with set(), its parent model will not fire a 'change' event itself; I had to fire the event myself. I really should just inspect the code, but is this your u...
Vertical line using XML drawable
... android:drawable="@drawable/horizontal_line" />
However I haven't tested this and expect it to have the same issues.
-- EDIT --
Oh, I actually figured out a fix. You can use a negative margin in your layout xml to get rid of the undesired extra space.
Such as:
<ImageView
android:...
How to find the php.ini file used by the command line?
...r you can specifiy the location, e.g.
php -c /home/me/php.ini -f /home/me/test.php
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How to recognize swipe in all 4 directions
...eSwipe(sender: UISwipeGestureRecognizer) {
print(sender.direction)
}
Tested in Simulator on iOS 8.4 and 9.2 and on actual device on 9.2.
Or, using mlcollard's handy extension here:
let swipeGesture = UISwipeGestureRecognizer() {
print("Gesture recognized !")
}
swipeGesture.direction = [...