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MySQL Multiple Joins in one query?
...derived tables one after the other.
See this link explaining the process:
https://www.interfacett.com/blogs/multiple-joins-work-just-like-single-joins/
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javascript remove “disabled” attribute from html input
...eem to work in inline mode, but there is a workaround: method 3.
see demo https://jsfiddle.net/eliz82/xqzccdfg/
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Mounting multiple volumes on a docker container?
...ts are also explained in detail in the current Docker documentation.
From: https://docs.docker.com/storage/bind-mounts/
$ docker run -d \
-it \
--name devtest \
--mount type=bind,source="$(pwd)"/target,target=/app \
--mount type=bind,source="$(pwd)"/target,target=/app2,readonly,bind-propagat...
How to use WPF Background Worker
... in .net 4.5 use Task for threading. Here is some documentation about Task
https://docs.microsoft.com/en-us/dotnet/api/system.threading.tasks.task
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Failed to instantiate module [$injector:unpr] Unknown provider: $routeProvider
... answer:
Option 1:
Either include this in your JS file:
<script src="https://ajax.googleapis.com/ajax/libs/angularjs/1.2.0rc1/angular-route.min.js"></script>
Option 2:
or just use the URL to download 'angular-route.min.js' to your local.
and then (whatever option you choose) add th...
Is it possible to group projects in Eclipse?
...xplorer view. In the view menu, click "Projects Layout > Hierarchical". https://www.eclipse.org/mars/noteworthy/#_nested_hierarchical_view_of_projects
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Devise - How do I forbid certain users from signing in?
...
Sounds like you may be interested in cancan
https://github.com/ryanb/cancan
http://railscasts.com/episodes/192-authorization-with-cancan
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How to check if a given directory exists in Ruby
...ld use Kernel#test:
test ?d, 'some directory'
it gets it's origins from https://ss64.com/bash/test.html
you will notice bash test has this flag -d to test if a directory exists
-d file True if file is a Directory. [[ -d demofile ]]
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Where are environment variables stored in registry?
...on Manager\Environment"
Get-Item HKCU:\Environment
Powershell/.NET: (see https://msdn.microsoft.com/en-us/library/system.environmentvariabletarget(v=vs.110).aspx)
[System.Environment]::GetEnvironmentVariables([System.EnvironmentVariableTarget]::Machine)
[System.Environment]::GetEnvironmentVariabl...
How can I assign the output of a function to a variable using bash?
...ed often, e.g. functions ending in echo "$returnstring"
This is relevant. https://stackoverflow.com/a/38997681/5556676
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