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How to update attributes without validation
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Yo can use:
a.update_column :state, a.state
Check: http://apidock.com/rails/ActiveRecord/Persistence/update_column
Updates a single attribute of an object, without calling save.
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Get the data received in a Flask request
...pe: application/json" -X POST -d '{"userId":"1", "username": "fizz bizz"}' http://localhost:5000/foo
Or to use Postman:
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How to format numbers as currency string?
...456.00"
1234567 --> "1,234,567.00"
12345.67 --> "12,345.67"
DEMO: http://jsfiddle.net/hAfMM/9571/
Extended short solution
You can also extend the prototype of Number object to add additional support of any number of decimals [0 .. n] and the size of number groups [0 .. x]:
/**
* Numbe...
Running multiple AsyncTasks at the same time — not possible?
...mple test app to play with number of tasks, serial vs. parallel execution: https://github.com/vitkhudenko/test_asynctask
UPDATE: 4 (thanks @penkzhou for pointing this out)
Starting from Android 4.4 AsyncTask behaves differently from what was described in UPDATE: 2 section. There is a fix to preven...
Is Tomcat running?
...that is is functional, you will have to establish a connection and send an HTTP request and get a response. You can do this programatically, or using any web browser.
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How to close activity and go back to previous activity in android
...he built-in 'back' button and Android itself will do all the work for you: http://developer.android.com/guide/components/tasks-and-back-stack.html
Also, implementing a custom "back" button violates Core App Quality Guideline UX-N1: http://developer.android.com/distribute/googleplay/quality/core.htm...
How to undo another user’s checkout in TFS?
...he workspace
tf workspace /delete WorkspaceName;User
/server:http://server:8080/tfs/MyTeamCollection
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When should you NOT use a Rules Engine? [closed]
...ork now.
More details on this topic can be found on a post I've written: http://dwhbp.com/post/2011/10/30/Implementing-a-Business-Rule-Engine.aspx
Overall, the biggest advantage of using a Business Rule Engines is that it allows the users to take back control over the Business Rule definitions an...
Generating random number between 1 and 10 in Bash Shell Script [duplicate]
...+ 1 ))
EDIT. Changed brackets into parenthesis according to the comment.
http://web.archive.org/web/20150206070451/http://islandlinux.org/howto/generate-random-numbers-bash-scripting
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Symfony 2: How do I check if a user is not logged in inside a template?
... future. - everytime I google this, I end up here!
Symfony Doc Sources:
http://symfony.com/doc/current/book/security.html
http://symfony.com/doc/current/cookbook/security/remember_me.html
Check if any user logged in (regardless of role)
As answered, you can use app.user to check if any user ...