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ExpandableListView - hide indicator for groups with no children
In an ExpandableListView , is there a way to hide the group indicator for groups with no children?
13 Answers
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How do ports work with IPv6?
...t changed between the two versions is the addressing scheme, DHCP [DHCPv6] and ICMP [ICMPv6]. So basically, anything TCP/UDP related, including the port range (0-65535) remains unchanged.
Edit: Port 0 is a reserved port in TCP but it does exist. See RFC793
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Number of occurrences of a character in a string [duplicate]
...dibly expensive, if the string is large. Worst case if the string is large and (almost) entirely made up of repeated delimiters (&), it could allocate 12-24x the original size of the string due to object overheads in .Net. I would go with the second approach, and if that's not fast enough then w...
Leaflet - How to find existing markers, and delete markers?
...sed by the latest. So one way to go is to create a global array of marker, and you add your marker in the global array.
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Should I use the Reply-To header when sending emails as a service to others?
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You may want to consider placing the customer's name in the From header and your address in the Sender header:
From: Company A <joe.bloggs@a.com>
Sender: notifications@b.com
Most mailers will render this as "From notifications@b.com on behalf of Company A", which is accurate. And then a...
How can I build multiple submit buttons django form?
I have form with one input for email and two submit buttons to subscribe and unsubscribe from newsletter:
5 Answers
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Java Generics (Wildcards)
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In your first question, <? extends T> and <? super T> are examples of bounded wildcards. An unbounded wildcard looks like <?>, and basically means <? extends Object>. It loosely means the generic can be any type. A bounded wildcard (<? ext...
NameError: global name 'xrange' is not defined in Python 3
...ror but a runtime exception instead.
If you do know what your are doing and are actively making a Python 2 codebase compatible with Python 3, you can bridge the code by adding the global name to your module as an alias for range. (Take into account that you may have to update any existing range()...
Why can't stash be applied to the working directory?
...d an untracked file that was subsequently added to the repo. When you try and check it out, git rightly refuses because it would be overwriting an existing file.
To fix, you could do something like deleting that file (it's okay, it's still in the repo), applying your stash, and then replacing the ...
How to make an app's background image repeat
I have set a background image in my app, but the background image is small and I want it to be repeated and fill in the whole screen. What should I do?
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