com presentations: PHP London talk: php-london20.xml slides/internals/php74-null-coalesce-assignment.xml slides/internals/php74-numeric-literal-separator.xml slides/internals/php74-variance-properties-ok.xml slides/internals/php74-variance-properties-wrong.xml slides/internals/radians.png slides/xdebug/cc-speedup.xml slides/xdebug/xdebug-2.9.xml

Commit:    acfb146bd45006bb151ba4d0486719f4b15e8a05
Author:    Derick Rethans <[email protected]>         Thu, 2 Jan 2020 10:39:04 +0000
Parents:   bcbe5b0fad1aa06b40a708379ecae08248eca7a7
Branches:  master

Link:       http://git.php.net/?p=presentations.git;a=commitdiff;h=acfb146bd45006bb151ba4d0486719f4b15e8a05

Log:
PHP London talk

Changed paths:
  A  php-london20.xml
  M  slides/internals/php74-null-coalesce-assignment.xml
  M  slides/internals/php74-numeric-literal-separator.xml
  M  slides/internals/php74-variance-properties-ok.xml
  M  slides/internals/php74-variance-properties-wrong.xml
  A  slides/internals/radians.png
  A  slides/xdebug/cc-speedup.xml
  A  slides/xdebug/xdebug-2.9.xml


Diff:
diff --git a/php-london20.xml b/php-london20.xml
new file mode 100644
index 00000000..06946fb8
--- /dev/null
+++ b/php-london20.xml
@@ -0,0 +1,69 @@
+<?xml version="1.0" encoding="utf-8"?>
+<presentation css="derick.css">
+<topic>PHP</topic>
+<title>The La(te)st PHP 7 — What's&#160;new&#160;in&#160;PHP&#160;7.4</title>
+<event>PHP London</event>
+<location>London, UK</location>
+<date>January 2nd, 2020</date>
+<speaker>Derick Rethans</speaker>
+<email>[email protected]</email>
+<twitter>derickr</twitter>
+<url>https://derickrethans.nl/talks/php-london20</url>
+<joindin></joindin>
+<slide>slides/xdebug/title.xml</slide>
+<slide>slides/mongodb/me.xml</slide>
+
+<slide>slides/internals/php74-typed-properties.xml</slide>
+<slide>slides/internals/php74-typed-properties-read.xml</slide>
+<slide>slides/internals/php74-typed-properties-write.xml</slide>
+<slide>slides/internals/php74-typed-properties-write-coersive.xml</slide>
+<slide>slides/internals/php74-typed-properties-write-strict.xml</slide>
+<slide>slides/internals/php74-variance-return-ok.xml</slide>
+<slide>slides/internals/php74-variance-return-wrong.xml</slide>
+<slide>slides/internals/php74-variance-argument-ok.xml</slide>
+<slide>slides/internals/php74-variance-argument-wrong.xml</slide>
+<slide>slides/internals/php74-variance-properties-ok.xml</slide>
+<slide>slides/internals/php74-variance-properties-wrong.xml</slide>
+
+<slide>slides/internals/php74-null-coalesce-assignment.xml</slide>
+<slide>slides/internals/php74-spread-operator.xml</slide>
+<slide>slides/internals/php74-invalid-container-read.xml</slide>
+
+<slide>slides/internals/php74-ffi.xml</slide>
+<slide>slides/internals/php74-ffi-example.xml</slide>
+<slide>slides/internals/php74-preloading.xml</slide>
+<slide>slides/internals/php74-preloading-setup.xml</slide>
+<slide>slides/internals/php74-preloading-zf.xml</slide>
+<slide>slides/internals/php74-preloading-with-ffi.xml</slide>
+
+<slide>slides/internals/php74-reference-reflection.xml</slide>
+<slide>slides/internals/php74-custom-serialization.xml</slide>
+<slide>slides/internals/php74-custom-serialization-inheritence.xml</slide>
+
+<slide>slides/internals/php74-always-hash.xml</slide>
+<slide>slides/internals/php74-unbundle.xml</slide>
+
+<slide>slides/xdebug/phpinternalsnews.xml</slide>
+<slide>slides/internals/phpinternalsnews-me.xml</slide>
+
+<slide>slides/internals/php74-saner-string-number-comparisons.xml</slide>
+<slide>slides/internals/php74-weakref.xml</slide>
+<slide>slides/internals/php74-short-arrow-functions.xml</slide>
+<slide>slides/internals/php74-short-arrow-functions-example.xml</slide>
+<slide>slides/internals/php74-lsp-operator-precedence-lsp.xml</slide>
+<slide>slides/internals/php74-operator-precedence-ternary.xml</slide>
+<slide>slides/internals/php74-concat-operator-precedence.xml</slide>
+<slide>slides/internals/php74-hash-argon.xml</slide>
+<slide>slides/internals/php74-__tostring-exceptions.xml</slide>
+<slide>slides/internals/php74-base-convert.xml</slide>
+<slide>slides/internals/php74-numeric-literal-separator.xml</slide>
+<slide>slides/internals/php74-deprecate-curly-brace.xml</slide>
+<slide>slides/internals/php74-postgresql-escape.xml</slide>
+<!-- <slide>slides/internals/php74-arginfo.xml</slide> -->
+<slide>slides/internals/php74-deprecations.xml</slide>
+<slide>slides/internals/php74-timeline.xml</slide>
+
+<slide>slides/internals/questions-new.xml</slide>
+<slide>slides/xdebug/resources.xml</slide>
+
+</presentation>
diff --git a/slides/internals/php74-null-coalesce-assignment.xml b/slides/internals/php74-null-coalesce-assignment.xml
index c876bca9..bb8e3041 100644
--- a/slides/internals/php74-null-coalesce-assignment.xml
+++ b/slides/internals/php74-null-coalesce-assignment.xml
@@ -1,6 +1,7 @@
 <slide>
 <title>Null Coalescing Assignment Operator</title>
 
+<image filename="radians.png" align="right"/>
 Null Coalescing Assignment Operator — Midori Kocak
 https://wiki.php.net/rfc/null_coalesce_equal_operator — https://github.com/php/php-src/pull/1795
 
diff --git a/slides/internals/php74-numeric-literal-separator.xml b/slides/internals/php74-numeric-literal-separator.xml
index cd84a30b..199e0275 100644
--- a/slides/internals/php74-numeric-literal-separator.xml
+++ b/slides/internals/php74-numeric-literal-separator.xml
@@ -42,8 +42,8 @@ $gpio    = 0b01010100_01101000_01100101_01101111;
 <blurb>To avoid:</blurb>
 
 <example>
-$phoneNumber = 345_6789;
-$creditCard = 231_6547_9081_2543;
+$phoneNumber    = 44_7503_067089;
+$creditCard     = 4231_6547_9081_2543;
 $socialSecurity = 111_11_1111;
 </example>
 </div>
diff --git a/slides/internals/php74-variance-properties-ok.xml b/slides/internals/php74-variance-properties-ok.xml
index b6ae151f..65380820 100644
--- a/slides/internals/php74-variance-properties-ok.xml
+++ b/slides/internals/php74-variance-properties-ok.xml
@@ -11,12 +11,12 @@ typed properties are invariant
 class 🌐sphere {}
 class 🌏planet extends 🌐sphere {}
 
-class Bakery
+class Copernicus
 {
 	public 🌏planet $gravity;
 }
 
-class Patisserie extends Bakery
+class Galileo extends Copernicus
 {
 	public 🌏planet $gravity;
 }
diff --git a/slides/internals/php74-variance-properties-wrong.xml b/slides/internals/php74-variance-properties-wrong.xml
index b46cb2ab..4f18741f 100644
--- a/slides/internals/php74-variance-properties-wrong.xml
+++ b/slides/internals/php74-variance-properties-wrong.xml
@@ -11,19 +11,19 @@ typed properties are invariant
 class 🌐sphere {}
 class 🌏planet extends 🌐sphere {}
 
-class Bakery
+class Copernicus
 {
-	public 🌐sphere $temperature;
+	public 🌐sphere $gravity;
 }
 
-class Patisserie extends Bakery
+class Galileo extends Copernicus
 {
-	public 🌏planet $temperature;
+	public 🌏planet $gravity;
 }
 ?>
 </example>
 
-<blurb class="error">Fatal error: Type of Patisserie::$temperature must be 🌐sphere (as in class Bakery)</blurb>
+<blurb class="error">Fatal error: Type of Galileo::$gravity must be 🌐sphere (as in class Copernicus)</blurb>
 <break lines="2"/>
 <blurb class="center">Property types are *in-variant*:<br/>~they can *not* represent a more specific or a more broad type~</blurb>
 </slide>
diff --git a/slides/internals/radians.png b/slides/internals/radians.png
new file mode 100644
index 00000000..77e34ec3
Binary files /dev/null and b/slides/internals/radians.png differ
diff --git a/slides/xdebug/cc-speedup.xml b/slides/xdebug/cc-speedup.xml
new file mode 100644
index 00000000..8795c055
--- /dev/null
+++ b/slides/xdebug/cc-speedup.xml
@@ -0,0 +1,11 @@
+<slide>
+<title>Xdebug 2.9: Code Coverage</title>
+
+<blurb class="center">Running time of Zeta Document package tests</blurb>
+<break lines="3"/>
+<div effect="fade-in"><blurb class="center">*2.7.2*: Time:  2.83 minutes</blurb></div>
+<div effect="fade-in"><blurb class="center">*2.8.0*: Time: 46.04 minutes</blurb></div>
+<div effect="fade-in"><blurb class="center">*2.8.1*: Time: 22.26 minutes</blurb></div>
+<div effect="fade-in"><blurb class="center">*2.9.0*: Time:  *1.21* minutes</blurb></div>
+
+</slide>
diff --git a/slides/xdebug/xdebug-2.9.xml b/slides/xdebug/xdebug-2.9.xml
new file mode 100644
index 00000000..198fb05c
--- /dev/null
+++ b/slides/xdebug/xdebug-2.9.xml
@@ -0,0 +1,4 @@
+<slide class="title">
+<break lines="8"/>
+<blurb class="big-centre">Xdebug 2.9</blurb>
+</slide>