大约有 197 项符合查询结果（耗时：0.0274秒） [XML]
How to make a edittext box in a dialog
...est (because it is) and that makes pressing enter on an attached physical (BT) keyboard (or a Chromebook) making the focus jump to the next item, the positive button. meaning that after entering the text, pushing enter twice the dialogue is positively ended.
– Jan Bergström
...
Converting RGB to grayscale/intensity
...nitors (Rec709), and are detailed in the ITU documents for Rec709 and also BT.2380-2 (10/2018)
FOOTNOTES
(1) Cones are the color detecting cells of the eye's retina.
(2) However, the chosen tristimulus wavelengths are NOT at the "peak" of each cone type - instead tristimulus values are chosen such...
How to add a button to a PreferenceScreen?
...d="@+id/resetButton"
android:text="@string/ajustes_almacenamiento_bt"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:onClick="resetearBD">
</Button>
...
How does the paste image from clipboard functionality work in Gmail and Google Chrome 12+?
...der.readAsDataURL(blob);
}
}
Example running code: http://jsfiddle.net/bt7BU/225/
So the changes to nicks answer were:
var items = event.clipboardData.items;
to
var items = (event.clipboardData || event.originalEvent.clipboardData).items;
Also I had to take the second element from the p...
@RequestParam vs @PathVariable
...
@PathVariable is to obtain some placeholder from the URI (Spring call it an URI Template)
— see Spring Reference Chapter 16.3.2.2 URI Template Patterns
@RequestParam is to obtain a parameter from the URI as well — see Spring Reference Chapter...
MongoDB and “joins” [duplicate]
...
Well this is a correct answer bt it raises the question of why MongoDB does not support this server side? Is it just to discourage it's use and encourage denormalization? Denormalizing is sometimes just too inefficient on resources. Why force the client/s...
Calling Java from Python
...rk for any package? I tried: s = gateway.jvm.ch.ethz.ssh2.crypto.Base64() bt_out = s.decode(); Here class Base64 has method encode() and decode() and is part of package ch.ethz.ssh2.crypto in my .jar file. I get from py4j.reflection import MethodInvoker ImportError: No module named reflection
...
What is the iBeacon Bluetooth Profile
...at is the preferred method for distinguishing between iBeacon devices: The BT MAC address, the UUID or the major / minor values?
– nickaknudson
Nov 15 '13 at 2:46
...
Setting DIV width and height in JavaScript
... Then please add it to your example, otherwise the script will fail - btw: Do you know the Firebug plugin for Firefox? This will help you a lot
– powerMicha
Apr 12 '12 at 9:23
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How to check if hex color is “too black”?
...xtract blue
var luma = 0.2126 * r + 0.7152 * g + 0.0722 * b; // per ITU-R BT.709
if (luma < 40) {
// pick a different colour
}
EDIT
Since May 2014 tinycolor now has a getBrightness() function, albeit using the CCIR601 weighting factors instead of the ITU-R ones above.
EDIT
The resultin...