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How do I concatenate two arrays in C#?
...ore general-purpose solution that allows concatenating an arbitrary set of one-dimensional arrays of the same type. (I was concatenating 3+ at a time.)
My function:
public static T[] ConcatArrays<T>(params T[][] list)
{
var result = new T[list.Sum(a => a.Length)];
...
Find mouse position relative to element
...
For people using JQuery:
Sometimes, when you have nested elements, one of them with the event attached to it, it can be confusing to understand what your browser sees as the parent. Here, you can specify which parent.
You take the mouse position, and then subtract it from the parent element'...
AlertDialog.Builder with custom layout and EditText; cannot access view
...date 2:
As you are using View object created by Inflater to update UI components else you can directly use setView(int layourResId) method of AlertDialog.Builder class, which is available from API 21 and onwards.
share
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Two color borders
Client wants two color borders for an embossed look. Can I do this on one element? I was hoping to avoid stacking two DOM elements with individual borders.
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Call method in directive controller from other controller
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+1 One should never call a function in a directive from outside the directive - it's bad practice. Using a service to manage global state that a directive reads is super common and this is the correct approach. More applications...
How do I import a namespace in Razor View Page?
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I'd like to hopefully save someone a few minutes of pulling out their hair and say that if you're working within an area, you must add the namespace within the Web.config under /Areas/<AreaName>Views/ rather than /Views/.
– Nick...
Adding a column to an existing table in a Rails migration
... names in Rails are always plural (to match DB conventions). Example using one of the steps mentioned previously-
rails generate migration addEmailToUsers
rake db:migrate
Or
You can change the schema in from db/schema.rb, Add the columns you want in the SQL query.
Run this command: rake db:...
TypeScript “this” scoping issue when called in jquery callback
...uires some initial setup but pays off with its invincibly light, literally one-word syntax is using Method Decorators to JIT-bind methods through getters.
I've created a repo on GitHub to showcase an implementation of this idea (it's a bit lengthy to fit into an answer with its 40 lines of code, in...
Why does casting int to invalid enum value NOT throw exception?
...ype will fail to initialize
/// (throwing a <see cref="TypeInitializationException"/>) if
/// you try to provide a value that is not an enum.
/// </summary>
/// <typeparam name="T">An enum type. </typeparam>
public static class EnumUtil<T>
where T : struct, IConver...
How to keep onItemSelected from firing off on a newly instantiated Spinner?
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The process of laying out the components fires the selection listener. You'd therefore have to add the listener after the layout has been done. I have been unable to find a suitable, straightforward place to do this as the layout seems to happen at some poi...