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Create a new Ruby on Rails application using MySQL instead of SQLite
...rails project, change the adapter in the config/database.yml file to mysql and make sure you specify a valid username and password, and optionally, a socket:
development:
adapter: mysql2
database: db_name_dev
username: koploper
password:
host: localhost
socket: /tmp/mysql.sock
Next, m...
Command line: piping find results to rm
I'm trying to work out a command which deletes sql files older than 15 days.
4 Answers
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Get to UIViewController from UIView?
...r directly.
The view should instead be independent of the view controller, and be able to work in different contexts.
Should you need the view to interface in a way with the view controller, the recommended way, and what Apple does across Cocoa is to use the delegate pattern.
An example of how to ...
Reverse / invert a dictionary mapping
...g aspect of this new implementation is considered an implementation detail and should not be relied upon. There is no guarantee it will stay that way so don't write code relying on Dict having the same behavior as OrderedDict.
– Mattias
Aug 26 '18 at 17:44
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Calculate date/time difference in java [duplicate]
...hich even in JVM bytecode is a few instructions), less clear (it's longer, and frankly if something finds "1000" or "60" to be magic numbers in that context, they're not working with a full deck) and, pivotally, it doesn't do what the OP wanted.
– Parthian Shot
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How do I fix the error 'Named Pipes Provider, error 40 - Could not open a connection to' SQL Server'
...
And the simplest solution - check if your slash is back...
I spent about an hour trying to figure out what's wrong with SERVER/INSTANCENAME when everything is configured correctly, named pipes, user access rights... and sud...
Symfony 2: How do I check if a user is not logged in inside a template?
...wer answers the OP's question, I would like to add more details.
I understand the OP did not want to check roles, but I am including them so other SO users can copy and paste from this in the future. - everytime I google this, I end up here!
Symfony Doc Sources:
http://symfony.com/doc/current/bo...
How does Google's Page Speed lossless image compression work?
...website it will suggest cases where an image can be losslessly compressed, and provide a link to download this smaller image.
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How can I count occurrences with groupBy?
...lect the items in a stream into a map which groups equal objects together, and maps to the number of occurrences.
6 Answers...
Android - custom UI with custom attributes
...es or attributes to newly created UI elements (I mean not inherited, but brand new to define some specific behavior I am not able to handle with default propertis or attributes)
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