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What is android:weightSum in android, and how does it work?
...t="1"
android:layout_width="0dp"/>
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weightSum is useful for having the layout rendered correctly for any device, which will not happen if you set width and height directly.
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What's the difference between getRequestURI and getPathInfo methods in HttpServletRequest?
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getPathInfo() gives the extra path information after the URI, used to access your Servlet, where as getRequestURI() gives the complete URI.
I would have thought they would be different, given a Servlet must be configured with its own URI pattern in the first pl...
Find first element by predicate
...ce, you should not use get();, but orElse() / orElseGet() / orElseThrow() (for a more meaningful error instead of a NSEE) as you might not know if the operations applied to the stream pipeline will result in an element.
– Alexis C.
Feb 24 '16 at 17:22
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Get value from hidden field using jQuery
...u had these problems:
Single quotes was not closed
You were using text() for an input field
You were echoing x rather than variable hv
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Warn user before leaving web page with unsaved changes
I have some pages with forms in my application.
18 Answers
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Getting rid of bullet points from
...apply to any element with a display property). Although they do define it, for their example, under the ol element. Personally I always default to defining it for both the list (ul/ol) and the li elements.
– David says reinstate Monica
Nov 27 '11 at 23:23
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Android ListView Divider
...vices, that translates to 2-3 pixels, and it usually looks ugly or sloppy
For dividers, 1px is the correct height if you want a 1 pixel divider and is one of the exceptions for the "everything should be dip" rule. It'll be 1 pixel on all screens. Plus, 1px usually looks better on hdpi and above scr...
how to get an uri of an image resource in android
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The format is:
"android.resource://[package]/[res id]"
[package] is your package name
[res id] is value of the resource ID, e.g. R.drawable.sample_1
to stitch it together, use
Uri path = Uri.parse("android.resource://your.p...
Android notification is not showing
...hout an icon. So, add the setSmallIcon call to the builder chain like this for it to work:
.setSmallIcon(R.drawable.icon)
Android Oreo (8.0) and above
Android 8 introduced a new requirement of setting the channelId property by using a NotificationChannel.
private NotificationManager mNotificationM...
Prevent Bootstrap Modal from disappearing when clicking outside or pressing escape? [duplicate]
... this is the right way of doing it design-time and I think is the best way for "separation-of-concerns"-minded devs.
– Dr. Gianluigi Zane Zanettini
Aug 25 '15 at 8:02
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