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How does Rails keep track of which migrations have run for a database?
...ine and a dummy app
– Donato
May 7 '15 at 20:38
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What is sr-only in Bootstrap 3?
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I don't think it's confusing at all, it clearly says the class is used for information to be hidden, that is only meant to be seen by screen readers.
– Lee
Sep 8 '16 at 14:24
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Enabling WiFi on Android Emulator
...s a
simulated Wi-Fi access point ("AndroidWifi"), and Android
automatically connects to it.
More Information:
https://developer.android.com/studio/run/emulator.html#wifi
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Cannot download Docker images behind a proxy
I installed Docker on my Ubuntu 13.10 (Saucy Salamander) and when I type in my console:
25 Answers
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Get push notification while App in foreground iOS
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215
For displaying banner message while app is in foreground, use the following method.
iOS 10, Sw...
How to use/install gcc on Mac OS X 10.8 / Xcode 4.4
...rect link.
– chrisk
Jul 30 '12 at 5:15
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How to get the nvidia driver version from the command line?
... | N/A N/A |
| 54% 70 C N/A N/A / N/A | 25% 383MB / 1535MB | N/A Default |
|-------------------------------+----------------------+----------------------|
| Compute processes: GPU Memory |
| GPU PID Process name ...
How to make an ImageView with rounded corners?
...is a rectangle by default. How can I make it a rounded rectangle (clip off all 4 corners of my Bitmap to be rounded rectangles) in the ImageView?
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What does the [Flags] Enum Attribute mean in C#?
... Such collections are often used with bitwise operators, for example:
var allowedColors = MyColor.Red | MyColor.Green | MyColor.Blue;
Note that the [Flags] attribute doesn't enable this by itself - all it does is allow a nice representation by the .ToString() method:
enum Suits { Spades = 1, Clu...
Import CSV to SQLite
...l data. If that's the case with your CSV file, then you do not need to manually create the table using the create table command. The .import command will use the first line in your file to determine the column names and create the table accordingly. You still have to include the name of the table in...