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Best way to check if object exists in Entity Framework?
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I know this is a very old thread but just incase someone like myself needs this solution but in VB.NET here's what I used base on the answers above.
Private Function ValidateUniquePayroll(PropertyToCheck As String) As Boolean
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Can't connect to local MySQL server through socket homebrew
...l
sudo ln -s /tmp/mysql.sock /var/mysql/mysql.sock
This solved it for me. Now my phpMyAdmin works happily with localhost and 127.0.0.1.
Credit goes to Henry
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Difference between final and effectively final
...eferenced from a lambda expression must be final or effectively final . I know that when I use variables inside anonymous class they must be final in outer class, but still - what is the difference between final and effectively final ?
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How do I uninstall nodejs installed from pkg (Mac OS X)?
I installed NodeJS from pkg file on my Mac. Now I need to uninstall it. Tell me please how to do it.
I tried to remove files from this list:
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How to run a single RSpec test?
...s bee available but there is an Rspec configuration for run filtering - so now you can add this to your spec_helper.rb:
RSpec.configure do |config|
config.filter_run_when_matching :focus
end
And then add a focus tag to the it, context or describe to run only that block:
it 'runs a test', :focu...
Take screenshots in the iOS simulator
...is an option
Menubar ▶ Window ▶ Enable "Show Device Bezel"
Now,
Press ⌘ + shift + 4 + Spacebar, all together in Mac Keyboard. (A window snap capture mode will become active)
Select Simulator window/frame, that you want to capture. It will save screenshot with device bezel (with ...
Detect If Browser Tab Has Focus
...le only one can have focus. Use whichever technique suits your needs, but know the difference.
– jaredjacobs
Sep 19 '18 at 16:47
1
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What does “var FOO = FOO || {}” (assign a variable or an empty object to that variable) mean in Java
...times. If the <script> tags have the defer attribute set you can't know in which order they'll be interpreted, so as described above this fixes that problem too.
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How to stop app that node.js express 'npm start'
...(80, () => {
console.log('HTTP server listening on port 80');
});
// Now for the socket.io stuff - NOTE THIS IS A RESTFUL HTTP SERVER
// We are only using socket.io here to respond to the npmStop signal
// To support IPC (Inter Process Communication) AKA RPC (Remote P.C.)
const io = require('...
Is there still any reason to learn AWK?
...s on the environment you find yourself in. If you are a *nix person, then knowing awk is a Good Thing. The only other scripting environment that can be found on virtually every *nix is sh. So while grep, sed, etc can surely replace awk on a modern mainstream linux distro, when you move to more exoti...