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Storing a Map using JPA
...an entity, I am getting an exception: You must define at least one mapping for this table. Query: InsertObjectQuery(null). Any hints? I create an empty entity and set properties map, then trying to persist.
– Kamila
Jul 14 '16 at 6:43
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Postgresql SELECT if string contains
...LSE. The statement is not dynamic, only values are concatenated, no chance for SQL injection.
– Erwin Brandstetter
Apr 27 '14 at 10:48
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Why does += behave unexpectedly on lists?
... difference between these special methods.
The __iadd__ special method is for an in-place addition, that is it mutates the object that it acts on. The __add__ special method returns a new object and is also used for the standard + operator.
So when the += operator is used on an object which has an...
Why doesn't height: 100% work to expand divs to the screen height?
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In order for a percentage value to work for height, the parent's height must be determined. The only exception is the root element <html>, which can be a percentage height. .
So, you've given all of your elements height, except...
Make iframe automatically adjust height according to the contents without using scrollbar? [duplicat
For example:
17 Answers
17
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INSERT INTO … SELECT FROM … ON DUPLICATE KEY UPDATE
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MySQL will assume the part before the equals references the columns named in the INSERT INTO clause, and the second part references the SELECT columns.
INSERT INTO lee(exp_id, created_by, location, animal, starttime, endtime, entct,
ina...
Disabling implicit animations in -[CALayer setNeedsDisplayInRect:]
...he actions dictionary on the layer to return [NSNull null] as an animation for the appropriate key. For example, I use
NSDictionary *newActions = @{
@"onOrderIn": [NSNull null],
@"onOrderOut": [NSNull null],
@"sublayers": [NSNull null],
@"contents": [NSNull null],
@"bounds": [N...
Button in a column, getting the row from which it came on the Click event handler
... view model and thus it's hard to generisize the command enough to be good for a delete button. I want one delete button template column resource I can use to delete pretty much anything in my app.
– Eric
Sep 18 '14 at 22:36
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How do I hide an element on a click event anywhere outside of the element?
...he popup, then popup comes and then again vanishes immediately. What to do for that as the document is taking two actions at a time. to call the popup on body click and to fadeOut the popup on bodyClick
– Veer Shrivastav
Jun 29 '13 at 17:43
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Sending POST data in Android
...rks on Android 6.0+. Thanks to @Rohit Suthar, @Tamis Bolvari and @sudhiskr for the comments. *
public class CallAPI extends AsyncTask<String, String, String> {
public CallAPI(){
//set context variables if required
}
@Override
protected void on...