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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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What is the difference between a “function” and a “procedure”?
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A function returns a value and a procedure just executes commands.
The name function comes from math. It is used to calculate a value based on input.
A procedure is a set of command which can be executed in order.
In most programming languages, even...
How can I validate a string to only allow alphanumeric characters in it?
...n use LINQ:
if (yourText.All(char.IsLetterOrDigit))
{
//just letters and digits.
}
yourText.All will stop execute and return false the first time char.IsLetterOrDigit reports false since the contract of All cannot be fulfilled then.
Note! this answer do not strictly check alphanumerics (whi...
Getting a slice of keys from a map
... It's slightly better to set the actual size instead of capacity and avoid append altogether. See my answer for details.
– Vinay Pai
Jan 8 '15 at 19:37
3
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How to secure MongoDB with username and password
... for the user name & password. I tried the tutorial from the MongoDB site and did following:
15 Answers
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What is the difference between a.getClass() and A.class in Java?
...oth in different circumstances (just like there are with Class.forName() and ClassLoader.loadClass() .
7 Answers
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What are some methods to debug Javascript inside of a UIWebView?
...oint inside of XCode for a js file. No problemo, I'll just go back to 2004 and use alert statemen-- oh wait they don't seem to work inside of a UIWebView either!
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Remove padding from columns in Bootstrap 3
...umn encasing another column. Afterall, .row doesn't have the extra margins and padding that a col-md-12 would bring and also discounts the space that a column would introduce with negative left & right margins.
<div class="container">
<div class="row">
<h2>OntoExp...
How do I Search/Find and Replace in a standard string?
...one can do better, but this solution has the merit of being easy to understand.
– Zonko
Sep 21 '11 at 8:57
1
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Convert xlsx to csv in Linux with command line
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The Gnumeric spreadsheet application comes with a command line utility called ssconvert that can convert between a variety of spreadsheet formats:
$ ssconvert Book1.xlsx newfile.csv
Using exporter Gnumeric_stf:stf_csv
$ cat newfile.csv
Foo,Bar,Baz
1,2,3
123.6,7.89,
2012/05/14...