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Android - Dynamically Add Views into View
...t = (ViewGroup) findViewById(R.id.insert_point);
insertPoint.addView(v, 0, new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.FILL_PARENT));
You may have to adjust the index where you want to insert the view.
Additionally, set the LayoutParams according to how y...
How to get the first five character of a String
...can use:
Using String Constructor and LINQ's Take
string firstFivChar = new string(yourStringVariable.Take(5).ToArray());
The plus with the approach is not checking for length before hand.
The other way is to use String.Substring with error checking
like:
string firstFivCharWithSubString...
Why can a function modify some arguments as perceived by the caller, but not others?
... this useful as a shortcut:
Any time you see varname =, you're creating a new name binding within the function's scope. Whatever value varname was bound to before is lost within this scope.
Any time you see varname.foo() you're calling a method on varname. The method may alter varname (e.g. list...
Java 8 stream reverse order
...lt;T> input = ... ;
List<T> output =
input.collect(ArrayList::new,
(list, e) -> list.add(0, e),
(list1, list2) -> list1.addAll(0, list2));
It's probably possible to write a much more efficient reversing collector using some kind of customized ...
Why switch is faster than if
...o a bounds check for (id < 0) || (id > length).
Packets[] packets = new Packets[255];
static {
packets[0] = new Login(6);
packets[2] = new Logout(8);
packets[4] = new GetMessage(1);
packets[8] = new AddFriend(0);
packets[11] = new JoinGroupChat(7); // etc... not goin...
Convert generic List/Enumerable to DataTable?
...ember from NuGet:
IEnumerable<SomeType> data = ...
DataTable table = new DataTable();
using(var reader = ObjectReader.Create(data)) {
table.Load(reader);
}
This uses FastMember's meta-programming API for maximum performance. If you want to restrict it to particular members (or enforce the...
How to determine if a point is in a 2D triangle? [closed]
... the half-plane check, but perhaps a little bit harder to grasp if you are new to barycentric coordinates.
– Daniel Rikowski
Jan 12 '10 at 14:51
8
...
The OutputPath property is not set for this project
...
I had exact same error after adding a new configuration via ConfigurationManager in Visual Studio.
It turned out when the 'Production' configuration was added for the whole solution (and each project) the OutputPath element was not added to the .csproj files.
T...
Gesture recognizer and button actions
...
For broader use, consider some variant on Ramesh's or flypig's test clauses. In my case, for example, I ended up with the line: if ( [touch.view isKindOfClass:[UIControl class]] || [[touch.view superview] isKindOfClass:[UITableViewCell class]] ) ...
Waiting on a list of Future
...cancel the processing. Something like this:
Executor executor = Executors.newFixedThreadPool(4);
CompletionService<SomeResult> completionService =
new ExecutorCompletionService<SomeResult>(executor);
//4 tasks
for(int i = 0; i < 4; i++) {
completionService.submit(new Call...