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Switching between Android Navigation Drawer image and Up caret when using fragments
...ors to act according to their shape
@Override
public boolean onOptionsItemSelected(MenuItem item) {
if (mDrawerToggle.isDrawerIndicatorEnabled() &&
mDrawerToggle.onOptionsItemSelected(item)) {
return true;
} else if (item.getItemId() == android.R.id.home && ...
What is the reason why “synchronized” is not allowed in Java 8 interface methods?
...ways be used with care.) The sync block requires the author to explicitly select a lock object; this allows them to participate in the synchronization policy of some other object, if they know what that policy is. The dangerous part is assuming that synchronizing on 'this' (which is what sync meth...
Converting a Uniform Distribution to a Normal Distribution
...
You can use the PDF if you're prepared to randomly select a direction relative to the mean; do I understand that right?
– Mark McKenna
Sep 28 '14 at 21:43
2...
How to convert a LocalDate to an Instant?
...s a time-zone. Unlike some other date and time libraries, JSR-310 will not select the time-zone for you automatically, so you must provide it.
LocalDate date = LocalDate.now();
Instant instant = date.atStartOfDay(ZoneId.systemDefault()).toInstant();
This example uses the default time-zone of the ...
Algorithm to randomly generate an aesthetically-pleasing color palette [closed]
...h new color is chosen to maximize its euclidian distance to the previously selected ones.
Here you can find a a good implementation in javascript:
http://afriggeri.github.com/RYB/
UPDATE 2:
The Sciences Po Medialb have just released a tool called "I want Hue" that generate color palettes for da...
Get url parameters from a string in .NET
...;', ';' }, StringSplitOptions.RemoveEmptyEntries)
.Select(parameter => parameter.Split(new[] { '=' }, StringSplitOptions.RemoveEmptyEntries))
.GroupBy(parts => parts[0],
parts => parts.Length > 2 ? string.Jo...
How to get the last N rows of a pandas DataFrame?
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This is because of using integer indices (ix selects those by label over -3 rather than position, and this is by design: see integer indexing in pandas "gotchas"*).
*In newer versions of pandas prefer loc or iloc to remove the ambiguity of ix as position or label:
df....
How do I pick randomly from an array?
... side note, is it proper to change the "correct answer" after I have first selected another answer?
– Paul Hoffer
Aug 15 '10 at 1:16
1
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Hibernate - Batch update returned unexpected row count from update: 0 actual row count: 0 expected:
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The solution is to use select for update when fetching the record to lock the row, so nothing else can delete it before you do.
– Matthew Read
May 19 '19 at 15:02
...
How do you disable the unused variable warnings coming out of gcc in 3rd party code I do not wish to
...
If you're using gcc and want to disable the warning for selected code, you can use the #pragma compiler directive:
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wunused-variable"
( your problematic library includes )
#pragma GCC diagnostic pop
For code you contro...