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How can you represent inheritance in a database?
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Does other DBs support INHERITS besides PostgreSQL ? MySQL for example ?
– giannis christofakis
Mar 11 '16 at 9:00
1
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Getting View's coordinates relative to the root layout
Can I get a View's x and y position relative to the root layout of my Activity in Android?
10 Answers
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What Process is using all of my disk IO
...s axu | awk '{if (\$8==\"D\") {print \$0}}'"
Wed Aug 29 13:00:46 CLT 2012
root 321 0.0 0.0 0 0 ? D May28 4:25 \_ [jbd2/dm-0-8]
Wed Aug 29 13:00:47 CLT 2012
Wed Aug 29 13:00:48 CLT 2012
Wed Aug 29 13:00:49 CLT 2012
Wed Aug 29 13:00:50 CLT 2012
root 321 0.0 0.0 ...
How to make a SIMPLE C++ Makefile
...nix, the executables don't have any extensions.
One thing to note is that root-config is a utility which provides the right compilation and linking flags; and the right libraries for building applications against root. That's just a detail related to the original audience for this document.
Make M...
How to efficiently build a tree from a flat structure?
...t AssociatedObject { get; set; }
}
IEnumerable<Node> BuildTreeAndGetRoots(List<MyObject> actualObjects)
{
Dictionary<int, Node> lookup = new Dictionary<int, Node>();
actualObjects.ForEach(x => lookup.Add(x.ID, new Node { AssociatedObject = x }));
foreach (var ...
Clone private git repo with dockerfile
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# Install software
RUN apt-get install -y git
# Make ssh dir
RUN mkdir /root/.ssh/
# Copy over private key, and set permissions
# Warning! Anyone who gets their hands on this image will be able
# to retrieve this private key file from the corresponding image layer
ADD id_rsa /root/.ssh/id_rsa
#...
How does Java Garbage Collection work with Circular References?
... if they aren't reachable through a chain starting at a garbage collection root, so these objects will be collected. Even though objects may point to each other to form a cycle, they're still garbage if they're cut off from the root.
See the section on unreachable objects in Appendix A: The Truth ...
Android Debug Bridge (adb) device - no permissions [duplicate]
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Giving adb root access by default bothers me, especially since all devices do not need adb to as root. To make things easier you can create a bash script and run that with sudo
– Leon
May 10 '13 at...
Having links relative to root?
Is there a way to have all links on a page be relative to the root directory?
6 Answers
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SQL Server: SELECT only the rows with MAX(DATE)
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For MySql you can do something like the following:
select OrderNO, PartCode, Quantity from table a
join (select ID, MAX(DateEntered) from table group by OrderNO) b on a.ID = b.ID
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