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How to create id with AUTO_INCREMENT on Oracle?
...XTVAL
INTO :new.id
FROM dual;
END;
/
UPDATE:
IDENTITY column is now available on Oracle 12c:
create table t1 (
c1 NUMBER GENERATED by default on null as IDENTITY,
c2 VARCHAR2(10)
);
or specify starting and increment values, also preventing any insert into the identity colum...
Explicit specialization in non-namespace scope [duplicate]
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This answer is not correct anymore, specialization is now allowed in class scope in conformant C++14 (& later) compilers : wg21.cmeerw.net/cwg/issue727
– Jean-Michaël Celerier
Sep 5 '19 at 10:14
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How to express infinity in Ruby?
...nteger and that value and it seems to be working fine. I am just wondering now if this is safe!
– Amokrane Chentir
Apr 25 '11 at 12:38
1
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Casting interfaces for deserialization in JSON.NET
...serialization process. The problem I am running into is that it does not know how to handle interface-level properties in a class. So something of the nature:
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Nginx 403 error: directory index of [folder] is forbidden
... and it was because of permissions. I set folder and file permissions, and now it is working fine.
– Altaf Hussain
Sep 15 '15 at 7:10
2
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if arguments is equal to this string, define a variable like this string
I am doing some bash script and now I got one variable call source and one array called samples , like this:
3 Answers
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tomcat - CATALINA_BASE and CATALINA_HOME variables
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I can't say I know the best practice, but here's my perspective.
Are you using these variables for anything?
Personally, I haven't needed to change neither, on Linux nor Windows, in environments varying from development to production. Unl...
No empty constructor when create a service
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I don´t know if it is documented anywhere, but if you want to instantiate inner non static classes, the outer class must be instantiated first. Now if you start a service, the instance is created by the system, which won´t know that ...
How to break a line of chained methods in Python?
...all the .filter calls is that if you change subkeyword to sub_keyword, you now have to fix the indentation of every single line just because you changed the variable name. Not good when style actually hinders maintainability...
– kevlarr
Oct 12 '17 at 15:45
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Correct way to detach from a container without stopping it
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Update: As mentioned in below answers Ctrl+p, Ctrl+q will now turn interactive mode into daemon mode.
Well Ctrl+C (or Ctrl+\) should detach you from the container but it will kill the container because your main process is a bash.
A little lesson about docker.
The container is n...