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Run java jar file on a server as background process
...ction in the server itself, e.g. by processing a special kind of requests. Then, the server can be terminated by sending it a request of that special kind. Otherwise, killing the process by its ID is the simple way.
– Anton Beloglazov
Aug 27 '12 at 0:33
...
Gradle to execute Java class (without modifying build.gradle)
... OR the other option is you write your own plugin to do this and even then you have to change the build.gradle to pick up your plugin.
– First Zero
Jan 26 '14 at 7:40
3
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How to share my Docker-Image without using the Docker-Hub?
...o something like docker save 'dockerizeit/agent' > dk.agent.latest.tar. Then you can use docker load or docker import in a different host.
Host your own private registry. - Outdated, see comments See the docker registry image. We have built an s3 backed registry which you can start and stop as ne...
When to use in vs ref vs out
... assignment semantics. If a new value is assigned to one of the variables, then because the other points to the same memory location the new value will be reflected on the other side.
share
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improv...
Why doesn't Python have a sign function?
...instance of a user-defined class which implements the __abs__(self) method then abs(x) will call x.__abs__(). In order to work correctly, to handle abs(x) in the same way then Python will have to gain a sign(x) slot.
This is excessive for a relatively unneeded function. Besides, why should sign(x) ...
“Debug only” code that should run only when “turned on”
...n the person debugging manually sets the bool above to true.
// It then stays for the rest of the session until they set it to false.
}
#endif
// ...
}
Just to be complete, pragmas (preprocessor directives) are considered a bit of a kludge to use to control program flow. .NET has a buil...
What are the differences between Rust's `String` and `str`?
...On the stack: e.g. the following creates a stack-allocated byte array, and then gets a view of that data as a &str:
use std::str;
let x: &[u8] = &[b'a', b'b', b'c'];
let stack_str: &str = str::from_utf8(x).unwrap();
In summary, use String if you need owned string data (like...
Regular expression for first and last name
...hich transforms the exotic characters into the proper accent-less version, then write the /^[a-z ,.'-]+$/i regexp.
– gaborsch
Mar 2 '13 at 16:53
...
Using an ORM or plain SQL? [closed]
For some of the apps I've developed (then proceeded to forget about), I've been writing plain SQL, primarily for MySQL. Though I have used ORMs in python like SQLAlchemy , I didn't stick with them for long. Usually it was either the documentation or complexity (from my point of view) holding me b...
Postgres and Indexes on Foreign Keys and Primary Keys
...ys, original source.
Edit: Note that it will not check small tables (less then 9 MB) and some other cases. See final WHERE statement.
-- check for FKs where there is no matching index
-- on the referencing side
-- or a bad index
WITH fk_actions ( code, action ) AS (
VALUES ( 'a', 'error' ),
...