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MySQL Cannot drop index needed in a foreign key constraint
... to add a column. Consequently I also want to update the UNIQUE field to encompass that new column. I'm trying to remove the current index but keep getting the error MySQL Cannot drop index needed in a foreign key constraint
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How do I pass a class as a parameter in Java?
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How to copy a java.util.List into another java.util.List
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Javadoc: docs.oracle.com/javase/1.4.2/docs/api/java/util/…
– lcguida
Jan 14 '13 at 13:55
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How can I get zoom functionality for images?
Is there a common way to show a big image and enable the user to zoom in and out and pan the image?
13 Answers
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How to get a date in YYYY-MM-DD format from a TSQL datetime field?
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This post comes up in Google for converting to YYYYMMDD - so that one is: CONVERT(char(10), GetDate(),112)
– NealWalters
Jul 2 '14 at 14:26
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Difference Between Select and SelectMany
...To understand resultSelector more The below link helps blogs.interknowlogy.com/2008/10/10/…
– jamir
Jul 16 '19 at 11:52
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How to change colors of a Drawable in Android?
...'t do this in XML (except for on 5.0+). Tinting isn't even available in AppCompat, so we're stuck having to call setColorFilter every time we use the icons instead of having selectors with different color tints. Still, it's a much better solution than editing pngs directly and having extra static as...
Java Date cut off time information
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The recommended way to do date/time manipulation is to use a Calendar object:
Calendar cal = Calendar.getInstance(); // locale-specific
cal.setTime(dateObject);
cal.set(Calendar.HOUR_OF_DAY, 0);
cal.set(Calendar.MINUTE, 0);
cal.se...
What is the difference between match_parent and fill_parent?
...om API Level 8 and is replaced by match_parent.
http://developer.android.com/reference/android/view/ViewGroup.LayoutParams.html
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javascript i++ vs ++i [duplicate]
...tly faster. this may be system-dependent, but in theory it should. jsperf.com/plusplusi-vs-iplusplus
– aelgoa
Feb 24 '13 at 8:14
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