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Rails: How does the respond_to block work?
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I am new to Ruby and got stuck at this same code. The parts that I got hung up on were a little more fundamental than some of the answers I found here. This may or may not help someone.
respond_to is a method on the superclass ActionController.
it takes a block, w...
How to assign text size in sp value using java code
...y. It's easily done as follows: SCREEN_DENSITY = getResources().getDisplayMetrics().density; yourView.setTextSize(TypedValue.COMPLEX_UNIT_SP, (desiredTextHeightInSP / SCREEN_DENSITY);
– PeteH
Sep 13 '14 at 23:50
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Detect if a page has a vertical scrollbar?
I just want some simple JQ/JS to check if the current page/window (not a particular element) has a vertical scrollbar.
13 A...
Launch Bootstrap Modal on page load
I don't know javascript at all. The bootstrap documentation says to
18 Answers
18
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Android Studio with Google Play Services
...ces-maps:6.5.87'
}
You can find the complete dependency list here
Some side notes:
Use the latest play services library version. If it's an old version, android studio will highlight it. As of today (February 5th is 6.5.87) but you can check the latest version at Gradle Please
After a m...
Eclipse returns error message “Java was started but returned exit code = 1”
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The error message points to a problem with your Java version. Do you have a JDK installed?
Try adding the following (noting the new line):
/!\ make sure, that the -vm option occurs before the -vmargs command.
Everything after -...
How to have a transparent ImageButton: Android
...geButton so as to place those buttons on a SurfaceView. But Eclipse, gives me an error in the project as soon as I include the transparent line in xml.
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How do I change my Ruby version using RVM?
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Fixed it. I needed to add:
[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # This loads RVM
to .zshrc
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Is there a way for non-root processes to bind to “privileged” ports on Linux?
It's very annoying to have this limitation on my development box, when there won't ever be any users other than me.
23 Answ...
UIButton: set image for selected-highlighted state
... the solution: need to add addition line
[button setImage:[UIImage imageNamed:@"pressed.png"] forState:UIControlStateSelected | UIControlStateHighlighted];
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