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How do I grep recursively?
...erviceProvider.php:21: $options['hidden'] = $app['git.hidden'];
tests/InterfaceTest.php:32: $options['hidden'] = array(self::$tmpdir . '/hiddenrepo');
vendor/klaussilveira/gitter/lib/Gitter/Client.php:20: protected $hidden;
vendor/klaussilveira/gitter/lib/Gitter/Client.php:170: ...
Rails migration for change column
... end
Step 3:
Don't forget to do this command:
rake db:migrate
I have tested this solution for Rails 4 and it works well.
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...
Extract digits from a string in Java
...){
sb.append(c);
}
}
return sb.toString();
}
Test Code:
public static void main(final String[] args){
final String input = "0-123-abc-456-xyz-789";
final String result = stripNonDigits(input);
System.out.println(result);
}
Output:
0123456789
BTW: I ...
Postgres: How to do Composite keys?
...error in creating a composite key. It may be a logic error, because I have tested many varieties.
2 Answers
...
How to detect the currently pressed key?
....Forms;
using System.Runtime.InteropServices;
namespace MouseKeyboardStateTest
{
public abstract class Keyboard
{
[Flags]
private enum KeyStates
{
None = 0,
Down = 1,
Toggled = 2
}
[DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]
...
Is it possible to figure out the parameter type and return type of a lambda?
...e element of a tuple
// composed of those arguments.
};
};
// test code below:
int main()
{
auto lambda = [](int i) { return long(i*10); };
typedef function_traits<decltype(lambda)> traits;
static_assert(std::is_same<long, traits::result_type>::value, "err");
...
'Missing contentDescription attribute on image' in XML
...s accessible with a directional
controller, such as a trackball or D-pad.
Test your application by turning on accessibility services like TalkBack
and Explore by Touch,
and try using your application using only directional controls.
...
Why am I seeing an “origin is not allowed by Access-Control-Allow-Origin” error here? [duplicate]
...in.
Ex 1: your domain is example.com and you want to make a request to test.com => you cannot.
Ex 2: your domain is example.com and you want to make a request to inner.example.com => you cannot.
Ex 3: your domain is example.com:80 and you want to make a request to example.com:81 => y...
Upload files with HTTPWebrequest (multipart/form-data)
...load");
HttpUploadFile("http://your.server.com/upload",
@"C:\test\test.jpg", "file", "image/jpeg", nvc);
It could be extended to handle multiple files or just call it multiple times for each file. However it suits your needs.
...
Calling setCompoundDrawables() doesn't display the Compound Drawable
...
Use This (I tested). It works good
Drawable image = context.getResources().getDrawable( R.drawable.ic_action );
int h = image.getIntrinsicHeight();
int w = image.getIntrinsicWidth();
image.setBounds( 0, 0, w, h );
button.setCompound...