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Rake just one migration
...r_migrations.rb'
=> ["YourMigrations"]
>> YourMigrations.up
=> etc... as the migration runs
>> YourMigration.down
More usefully this could be put into a rake task etc.
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im...
Difference between e.target and e.currentTarget
...K, doAction1);
menu.button2.addEventListener(MouseEvent.CLICK, doAction2);
etc...
You can simply do:
menu.addEventListener(MouseEvent.CLICK, doAction);
And trigger a different action within doAction(event) depending on the event.target (using it's name property, etc...)
...
Is the 'type' attribute necessary for tags?
...ic event scripts in HTML4 (like in onload, onclick, onmouseover attributes etc.) you have to define <meta http-equiv="content-script-type" content="text/javascript"> in <head> or configure your server to send Content-Script-Type: text/javascript in HTTP headers.
– T...
Express-js can't GET my static files, why?
...he "public" directory in the application directory.
// GET /style.css etc
app.use(express.static(__dirname + '/public'));
// Mount the middleware at "/static" to serve static content only when their request path is prefixed with "/static".
// GET /static/style.css etc.
app.use('/s...
How to add a delay for a 2 or 3 seconds [closed]
...-------------------------------------------------------->
(UI, CONSOLE ETC.) | |
| |
OTHER THREAD ----- ADD A DELAY (Thread.Sleep) ------>
For other scenarios (e.g. starting o...
Google Maps Android API v2 - Interactive InfoWindow (like in original android google maps)
... with all the possibilities that come with it (like animated progress bars etc.). I think there is a good reason why even the google engineers don't do it this way in the Google Maps app. All I need is a button or two on the InfoWindow that will show a pressed state and trigger some actions when cli...
OS specific instructions in CMAKE: How to?
...ot on Linux
endif()
CMake boolean logic docs
CMake platform names, etc.
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Prevent text selection after double click
...nt.detail === 2) to really prevent ONLY double-click (and not triple-click etc.)
– Robin Stewart
Feb 26 at 4:17
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SQL query to group by day
...ay AS DAY(Created) PERSISTED
and now you could easily group by, order by etc. by day, month or year of the sale:
SELECT SaleDay, SUM(Amount)
FROM dbo.Sales
GROUP BY SaleDay
Those calculated fields will always be kept up to date (when your "Created" date changes), they're part of your table, the...
How can I selectively escape percent (%) in Python strings?
...3.6. It will continue to be supported in lieu of its similarity to c, c++, etc. str.format() and f-strings are preferred but not enforced.
– Aaron
Apr 7 '17 at 21:02
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