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What's the best way to join on the same table twice?
This is a little complicated, but I have 2 tables. Let's say the structure is something like this:
5 Answers
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Using async-await on .net 4
I'm currently starting to create an application that would profit a lot from C# 5's async-await feature. But I'm not sure which version of VS and of the async runtime to use.
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Run java jar file on a server as background process
I need to run a java jar in server in order to communicate between two applications. I have written two shell scripts to run it, but once I start up that script I can't shut down / terminate the process. If I press ctrl + C or close the console, the server will shut down. Could anyone help me how ...
Is it possible to use raw SQL within a Spring Repository
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YES, You can do this on bellow ways:
1. By CrudRepository (Projection)
Spring Data Repositories usually return the domain model when using query methods. However, sometimes, you may need to alter the view of that model for various r...
git ahead/behind info between master and branch?
I have created a branch for testing in my local repo ( test-branch ) which I pushed to Github .
5 Answers
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Gradle to execute Java class (without modifying build.gradle)
...t equivalent to mvn exec:java in gradle, you need to either apply the application plugin or have a JavaExec task.
application plugin
Activate the plugin:
plugins {
id 'application'
...
}
Configure it as follows:
application {
mainClassName = project.hasProperty("mainClass") ? getPr...
How to share my Docker-Image without using the Docker-Hub?
I'm wondering where Docker's images are exactly stored to in my local host machine.
Can I share my Docker-Image without using the Docker-Hub or a Dockerfile but the 'real' Docker-Image? And what is exactly happening when I 'push' my Docker-Image to Docker-Hub?
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Efficiently updating database using SQLAlchemy ORM
I'm starting a new application and looking at using an ORM -- in particular, SQLAlchemy.
6 Answers
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What's the difference between libev and libevent?
...ibevent safely in multithreaded environments, watcher structures are big because they combine I/O, time and signal handlers in one, the extra components such as the http and dns servers suffered from bad implementation quality and resultant security issues, and timers were inexact and didn't cope we...
Pull request vs Merge request
...e feature:
Merge or pull requests are created in a git management application and ask an assigned person to merge two branches. Tools such as GitHub and Bitbucket choose the name pull request since the first manual action would be to pull the feature branch. Tools such as GitLab and Gitorious ch...