Is there a shorthand for the following: $a ??= []; # Note: $a ??= [] is equivalent to $a = isset($a) ? $a : [] $b ??= []; #... $z ??= []; One possible solution is: foreach (array("a", "b", ...,…
I am exporting default function from JS file in React to App.js. This function calls another function inside, that was declared in its corresponding file but was not exported. How React knows where to get this function? Does export also…
Resources I've read https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/create Object.create not working as expected I have a simple script const defaults = { allowInputStyleChange: true }; var entry = Object.create(defaults); console.log(JSON.stringify(defaults)); console.log(JSON.stringify(entry)); This results in {"allowInputStyleChange":true} {} I was expecting {"allowInputStyleChange":true} {"allowInputStyleChange":true} Am I understanding…
Consider that I have a table t1 in my postgres database like so: CREATE TABLE t1 ( id SERIAL PRIMARY KEY, col_2 TEXT DEFAULT "foo", col_3 TEXT NOT NULL DEFAULT "bar", ... col_X INTEGER NOT NULL DEFAULT 42 ); And…
I am trying to create a table with a column with a DATE type. I would like to set the default value for this field to be CURRENT_DATE. This does not work as expected, especially when compared to doing the…
I've looked everywhere and read everything and nothing I do seems to work so I'll ask this question again. I have an ASP.NET WebForms application that has a page that can collect multiple pieces of data (textboxes and dropdowns) in…
I have a dialog and at the bottom a normal box sizer with 3 buttons in it. When I do m_buttonCancel->SetDefault(); the code works in the sense that pressing enter does cancel, but there is no visual clue that this…
I have a web app, that logging some events (not important what). My web server is in different timezone , i want to log date and time of my timezone. I created simple DB table with fields: ID - BIGINT…