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What are 'get' and 'set' in Swift?
...eter variable, they do this:
let someVar = myTriangle.perimeter
... Which calls this:
get{
return 3.0 * self.sideLength
}
And thus it's essentially like if the calling controller did this:
let someVar = 3.0 * myTriangle.sideLength
When you set the variable from another object, it looks like ...
Are soft deletes a good idea? [duplicate]
...make a view for the table that does that for you. you can then make a view called recycle_bin or similar that shows only deleted records (doing a union on tables that do soft deletes on their common fields)
– Neil McGuigan
Jan 29 '12 at 10:25
...
Why all the Active Record hate? [closed]
... with LEFT JOIN companies on companies.id = person.company_id, and automatically generates associated Company objects so you can do people.first.company and it doesn't need to hit the database because the data is already present.
@pix0r
The inherent problem with Active Record is that databa...
Is there an easy way to add a border to the top and bottom of an Android View?
...wable/borderbottom"
And in the drawable directory add the following XML, called borderbottom.xml
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item android:top="-2dp" android:left="-2dp" android:right="-2dp">
...
What is the best practice for making an AJAX call in Angular.js?
...a is to create a service that returns a promise to the returned data, then call that in your controller and handle the promise there to populate your $scope property.
The Service
module.factory('myService', function($http) {
return {
getFoos: function() {
//return the promise...
How to fetch the row count for all tables in a SQL SERVER database [duplicate]
...and row counts for the current database
-- Remove OBJECTPROPERTY function call to include system objects
SELECT o.NAME,
i.rowcnt
FROM sysindexes AS i
INNER JOIN sysobjects AS o ON i.id = o.id
WHERE i.indid < 2 AND OBJECTPROPERTY(o.id, 'IsMSShipped') = 0
ORDER BY o.NAME
If you're using ...
Django optional url parameters
...o Does that mean a 'project_config/foo/bar' in the 2nd option will automatically pass the {'project_id': 'bar'} kwargs to the view?
– Original BBQ Sauce
Jul 22 '19 at 16:02
ad...
SQL Server: Filter output of sp_who2
...res out there - I'm sure Adam Machanic did a really good one, AFAIK.
Adam calls it Who Is Active:
http://whoisactive.com
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What does the `forall` keyword in Haskell/GHC do?
I'm beginning to understand how the forall keyword is used in so-called "existential types" like this:
8 Answers
...
How can I create a “Please Wait, Loading…” animation using jQuery?
...y request. Could be good or bad, depending on the need.
C) Use individual callbacks for a particular request:
$('#form').submit(function() {
$.ajax({
url: '/whatever.php',
beforeSend: function() { $('#wait').show(); },
complete: function() { $('#wait').hide(); }
});...