Null coalescing operator in C Sharp, PHP, Bash and SQL

November 27th, 2017 | #csharp #php #bash #sql

TIL about the null coalescing operator in C#, PHP, Bash and SQL. In general, the null coalescing operator returns the result of its first operand—if it exists and is not null.

string siteName = suppliedName ?? "Default Name";

/* is logically equivalent to*/

string siteName = suppliedName != null ? suppliedName : "Default Name";
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Filter by tags in Kirby

November 26th, 2017 | #kirby #php #tonnygaric.com

Since a few days I have made it possible to filter my blogposts by tags. I found it very easy to implement tags in Kirby. In this blogposts I will show you how.

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Use PHP header() function to send HTTP headers to client

October 30th, 2017 | #php #http #html

TIL the header() function in PHP that sends raw HTTP headers to a client.

<?php
    header("X-Content-Type-Options: nosniff");
    header("X-Frame-Options: DENY");
?>
<!doctype html>
<html lang="en">
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© 2018 Tonny Garić | With from Nijmegen, The Netherlands