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How to get a group of toggle buttons to act like radio buttons in WPF?
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If a add content other then a simple string i get a "Element is already the child of another element." error. Is there a way arround this?
– Tobias Hoefer
Jul 21 '15 at 12:49
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JavaScript: empty array, [ ] evaluates to true in conditional structures. Why is this?
...-falsy/
The following values are always falsy:
false
0 (zero)
"" (empty string)
null
undefined
NaN (a special Number value meaning Not-a-Number!)
All other values are truthy, including "0" (zero in quotes), "false" (false in quotes), empty functions, empty arrays, and empty objects.
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How to send email from Terminal?
...document". The text between the two EOFs is treated as a multiline quoted string. It is described in 'man bash'
– Joe Inwap
Apr 6 at 1:42
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How to change spinner text size and text color?
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Now use this file to show your spinner items like:
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, R.layout.spinner_item,list);
You don't need to set the drop down resource. It will take spinner_item.xml only to show your items in spinner.
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Java “user.dir” property - what exactly does it mean?
...cally" because it can be changed, eg when you run an app with Runtime.exec(String[] cmdarray, String[] envp, File dir)
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Android ListView not refreshing after notifyDataSetChanged
...data again.
The idea is something similar to this :
private ArrayList<String> titles;
private MyListAdapter adapter;
private ListView myListView;
@Override
public void onCreate(Bundle savedInstanceState){
super.onCreate(savedInstanceState);
setContentView(R.layout.main_activity);
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Are HTTP cookies port specific?
...ly in Chrome, as most other browsers don't send cookies to "localhost" (=a string without two dots)
– Max
Mar 6 '14 at 11:35
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Generate a random date between two other dates
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Convert both strings to timestamps (in your chosen resolution, e.g. milliseconds, seconds, hours, days, whatever), subtract the earlier from the later, multiply your random number (assuming it is distributed in the range [0, 1]) with that...
What is the best way to conditionally apply a class?
...of 1/19/2012) now supports an expression that must evaluate to either 1) a string of space-delimited class names, or 2) and array of class names, or 3) a map/object of class names to boolean values. So, using 3): ng-class="{selected: $index==selectedIndex}"
– Mark Rajcok
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dynamic_cast and static_cast in C++
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Here's a rundown on static_cast<> and dynamic_cast<> specifically as they pertain to pointers. This is just a 101-level rundown, it does not cover all the intricacies.
static_cast< Type* >(ptr)
This takes the pointer in ptr and tries to safely cast it to a pointer of type Type...