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how to permit an array with strong parameters
...oller::Parameters.permit expects each argument to be a Hash or a Symbol. Ruby magic will turn all key value pairs s at the end of a method call into one hash, but Ruby won't know what to do if you mix symbols with key/value pairs in your method call.
– sameers
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Is it bad practice to return from within a try catch finally block?
... imageUploader: {
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ItemsControl with horizontal orientation
... imageUploader: {
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Is functional GUI programming possible? [closed]
...and recursion for constructing a simple interface in the WPF controls demo by Flying Frog Consultancy.
– Funk
Jun 1 '16 at 10:08
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How to draw a line in android
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There are two main ways you can draw a line, by using a Canvas or by using a View.
Drawing a Line with Canvas
From the documentation we see that we need to use the following method:
drawLine (float startX, float startY, float stopX, float stopY, Paint paint)
Here i...
Remove a folder from git tracking
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Timeout command on Mac OS X?
... 0
$ timeout 1 bash -c 'echo "hi" && sleep 2 && echo "bye"' 2> /dev/null; echo \$?
hi
142
$ timeout 3 bash -c 'echo "hi" && sleep 2 && echo "bye"' 2> /dev/null; echo \$?
hi
bye
0
EOF
)
echo "$IT"
exit
}
if [ "$1" == "help" ]
then
s...
Disable Interpolation when Scaling a
...only recently been added to the canvas specification and isn’t supported by all browsers, but some browsers have implemented vendor-prefixed versions of this property. On the context there exists mozImageSmoothingEnabled in Firefox and webkitImageSmoothingEnabled in Chrome and Safari, and setting ...
Focus-follows-mouse (plus auto-raise) on Mac OS X
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You can do it for Terminal.app by issuing the following command at the command line:
defaults write com.apple.Terminal FocusFollowsMouse -bool true
For X11 apps you can do this:
defaults write com.apple.x11 wm_ffm -bool true
In Snow Leopard, use this...
What is the difference between tinyint, smallint, mediumint, bigint and int in MySQL?
...xception below) and all have the same storage requirements:
| Bytes Range (signed) Range (unsigned)
--------------------------------------------------------------------------------------------
tinyint | 1 byte -128 to 127 ...