overlap
Getting results between two dates in PostgreSQL
SELECT * FROM mytable WHERE (start_date, end_date) OVERLAPS (‘2012-01-01’::DATE, ‘2012-04-12’::DATE); Datetime functions is the relevant section in the docs.
Overlapping matches in Regex
Update 2016: To get nn, nn, nn, SDJMcHattie proposes in the comments (?=(nn)) (see regex101). (?=(nn)) Original answer (2008) A possible solution could be to use a positive look behind: (?<=n)n It would give you the end position of: nnnn nnnn nnnn As mentioned by Timothy Khouri, a positive lookahead is more intuitive … Read more
How to prevent edges in graphviz to overlap each other
I’m assuming you have a directed graph which you layout with dot. I don’t think there’s a magic switch to prevent overlapping edges. Graphviz tries to do that out of the box. Some suggestions that may help, depending on the graph: edge concentrators (concentrate=true): Merge multiple edges with a common endpoint into single edges, and … Read more
Is it a bad practice to use negative margins in Android?
In 2010, @RomainGuy (core Android engineer) stated that negative margins had unspecified behavior. In 2011, @RomainGuy stated that you can use negative margins on LinearLayout and RelativeLayout. In 2016, @RomainGuy stated that they have never been officially supported and won’t be supported by ConstraintLayout. In December 2020(v2.1.0, official release June 2021), negative margin support for … Read more
How would you make two s overlap?
Just use negative margins, in the second div say: <div style=”margin-top: -25px;”> And make sure to set the z-index property to get the layering you want.
Determine if two rectangles overlap each other?
if (RectA.Left < RectB.Right && RectA.Right > RectB.Left && RectA.Top > RectB.Bottom && RectA.Bottom < RectB.Top ) or, using Cartesian coordinates (With X1 being left coord, X2 being right coord, increasing from left to right and Y1 being Top coord, and Y2 being Bottom coord, increasing from bottom to top — if this is not … Read more