Tutorial by Topics: d

An Unicode code point, what programmers often think of one character, often corresponds to what the user thinks is one character. Sometimes however a “character” is made up of multiple code points, as the examples above show. This means that operations like slicing a string, or getting a characte...

I would recommend to a beginner to start with this style of coding. And if anybody can suggest a better way(p.s i opted this technique and is working efficiently for me in an app used by more then 100k users), feel free for any suggestions. TIA.

All ancestors of a node /path to the node/ancestor::node() A specific ancestor of a node /path to the node/ancestor::ancestor_name Parent of a node /path to the node/parent::node() Following siblings of a node /path to the node/following-sibling::node() A specific s...

Note that a UserControl is very different from a Control. One of the primary differences is that a UserControl makes use of a XAML layout file to determine where to place several individual Controls. A Control, on the other hand, is just pure code - there's no layout file at all. In some ways, cre...

Warning Prepared statement cannot care a wild parameter for the table names. For exemple this following statement is not correct : $query = "SELECT name, city FROM ? WHERE id = ? AND country = ?"; The correct prepared query would be : $query = "SELECT name, city FROM users WHE...

Create your own api with Microsoft SQL database and implemente them in Xamarin forms application.