chore: HTML5 anchors compilant <a name= > <a id= (EbookFoundation…

…#6730)

* HTML5 anchors compilant `<a name=>` > `<a id=` for books

* HTML5 anchors compilant `<a name=>` > `<a id=` for courses

* HTML5 anchors compilant `<a name=>` > `<a id=` for contribs

* HTML5 anchors compilant `<a name=>` > `<a id=` for casts

* HTML5 anchors compilant `<a name=>` > `<a id=` for cheats

* HTML5 anchors compilant `<a name=>` > `<a id=` for interactives

* HTML5 anchors compilant `<a name=>` > `<a id=` for playgrounds

books/free-programming-books-ar.md

@@ -36,7 +36,7 @@
 * [مدخل إلى الذكاء الاصطناعي وتعلم الآلة](https://academy.hsoub.com/files/17-%D9%85%D8%AF%D8%AE%D9%84-%D8%A5%D9%84%D9%89-%D8%A7%D9%84%D8%B0%D9%83%D8%A7%D8%A1-%D8%A7%D9%84%D8%A7%D8%B5%D8%B7%D9%86%D8%A7%D8%B9%D9%8A-%D9%88%D8%AA%D8%B9%D9%84%D9%85-%D8%A7%D9%84%D8%A2%D9%84%D8%A9/) - Mohamed Lahlah (PDF)
 
 
-### <a name="csharp"></a>C#&lrm;
+### <a id="csharp"></a>C#&lrm;
 
 * [سبيلك المختصر لتعلم لغة c#&lrm; - برمجة الواجهات](https://www.mobarmijoun.com/2014/04/c_19.html) - Khaled Al-Saadani (Arab Coders Academy) (PDF)
 

books/free-programming-books-bg.md

@@ -16,14 +16,14 @@
 * [ANSI C - Пълен справочник](https://progstarter.com/index.php?option=com_content&view=article&id=9&Itemid=122&lang=bg) - Димо Петков
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Основи на програмирането със C#](https://csharp-book.softuni.bg) - Светлин Наков и колектив
 * [Принципи на програмирането със C#](https://introprogramming.info/intro-csharp-book) - Светлин Наков, Веселин Колев и колектив
 * [Програмиране за .NET Framework](https://www.devbg.org/dotnetbook) - Светлин Наков и колектив
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Основи на програмирането със C++](https://cpp-book.softuni.bg) - Светлин Наков и колектив
 

books/free-programming-books-cs.md

@@ -32,13 +32,13 @@
 * [Bash očima Bohdana Milara](http://i.iinfo.cz/files/root/k/bash_ocima_bohdana_milara.pdf) (PDF)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Programovací jazyk C#](http://www.cs.vsb.cz/behalek/vyuka/pcsharp/text.pdf) - Marek Běhálek (PDF)
 * [Systémové programování v jazyce C#](https://phoenix.inf.upol.cz/esf/ucebni/sysprog.pdf) (PDF)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Moderní programování objektových aplikací v C++](https://akela.mendelu.cz/~xvencal2/CPP/opora.pdf) (PDF)
 * [Objektové programování v C++](http://media1.jex.cz/files/media1:49e6b94e79262.pdf.upl/07.%20Objektov%C3%A9%20programov%C3%A1n%C3%AD%20v%20C%2B%2B.pdf) (PDF)

books/free-programming-books-de.md

@@ -67,13 +67,13 @@ Dirk Loser, Clemens Tamme, Philipp Schweinzer (PDF)
 * [Softwareentwicklung in C](https://web.archive.org/web/20190214185910/http://www.asc.tuwien.ac.at/~eprog/download/schmaranz.pdf) - Klaus Schmaranz (PDF)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Programmieren in C#: Einführung](http://www.highscore.de/csharp/einfuehrung)
 * [Visual C# 2012](http://openbook.rheinwerk-verlag.de/visual_csharp_2012) - Andreas Kühnel (Online)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Die Boost C++ Bibliotheken](http://dieboostcppbibliotheken.de) - Boris Schäling (Online)
 * [Lean Testing für C++-Programmierer (2018)](https://www.assets.dpunkt.de/openbooks/Openbook_Lean_Testing.pdf) - Andreas Spillner, Ulrich Breymann (PDF)

books/free-programming-books-dk.md

@@ -12,12 +12,12 @@
 * [Programmering i C](http://people.cs.aau.dk/~normark/c-prog-06/pdf/all.pdf) - Kurt Nørmark (PDF)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Object-oriented Programming in C#](http://people.cs.aau.dk/~normark/oop-csharp/pdf/all.pdf) - Kurt Nørmark (PDF)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Notes about C++](http://people.cs.aau.dk/~normark/ap/index.html) - Kurt Nørmark (HTML)
 

books/free-programming-books-el.md

@@ -14,7 +14,7 @@
 * [Διαδικαστικός προγραμματισμός](https://repository.kallipos.gr/bitstream/11419/1346/1/00_master%20document_KOY.pdf) - Μαστοροκώστας Πάρις (PDF)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Εισαγωγή στη C++](http://www.ebooks4greeks.gr/2011.Download_free-ebooks/Pliroforikis/glossa_programmatismoy_C++__eBooks4Greeks.gr.pdf) (PDF)
 * [Προγραμματισμός με τη γλώσσα C++](https://repository.kallipos.gr/bitstream/11419/6443/1/00_master_document-KOY.pdf) - Θεόδωρος Αλεβίζος (PDF)

books/free-programming-books-es.md

@@ -135,7 +135,7 @@
 * [Introducción a la programación con C](http://repositori.uji.es/xmlui/bitstream/handle/10234/24306/s29.pdf) (PDF) (descarga directa)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Aprenda C++ avanzado como si estuviera en primero](https://web.archive.org/web/20100701020037/http://www.tecnun.es/asignaturas/Informat1/AyudaInf/aprendainf/cpp/avanzado/cppavan.pdf) (PDF)
 * [Aprenda C++ básico como si estuviera en primero](https://web.archive.org/web/20100701020025/http://www.tecnun.es/asignaturas/Informat1/AyudaInf/aprendainf/cpp/basico/cppbasico.pdf) (PDF)

books/free-programming-books-et.md

@@ -18,7 +18,7 @@
 * [Programmeerimiskeel C](https://et.wikibooks.org/wiki/Programmeerimiskeel_C) - Wikiõpikud
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Microsoft Visual Studio Code ja C#](https://digiarhiiv.ut.ee/Ained/Doc/VFailid/CSharp_ja_VS.pdf) - Kalle Remm (PDF)
 

books/free-programming-books-fi.md

@@ -29,12 +29,12 @@
 * [Ohjelmoinnin perusteet ja C-kieli](http://cs.stadia.fi/~silas/ohjelmointi/c_opas) - Simo Silander
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Ohjelmointi 1: C#](https://jyx.jyu.fi/bitstream/handle/123456789/47417/978-951-39-4859-7.pdf) - Martti Hyvönen, Vesa Lappalainen, Antti-Jussi Lakanen (PDF)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++](https://fi.wikibooks.org/wiki/C%2B%2B) - Wikikirjasto
 * [C++-ohjelmointi](https://www.ohjelmointiputka.net/oppaat/opas.php?tunnus=cpp_ohj_01)

books/free-programming-books-he.md

@@ -26,7 +26,7 @@
 * [ארגון המחשב ושפת סף](https://data.cyber.org.il/assembly/assembly_book.pdf) – ברק גונן, המרכז לחינוך סייבר (PDF)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [מבוא לתכנות בסביבת האינטרנט בשפת C#](https://meyda.education.gov.il/files/free%20books/%D7%9E%D7%91%D7%95%D7%90%20%D7%9C%D7%AA%D7%9B%D7%A0%D7%95%D7%AA%20%D7%91%D7%A1%D7%91%D7%99%D7%91%D7%AA%20%D7%94%D7%90%D7%99%D7%A0%D7%98%D7%A8%D7%A0%D7%98%20090216.pdf) – מט״ח (PDF)
 

books/free-programming-books-hi.md

@@ -3,8 +3,7 @@
 * [C++](#cpp)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ Brief Notes \| Hindi](https://ehindistudy.com/2020/12/01/cpp-notes-in-hindi/) - Yugal Joshi
 * [C++ Introduction Book \| Hindi](https://ncsmindia.com/wp-content/uploads/2012/04/c++-hindi.pdf) - NCMS India (PDF)
-

books/free-programming-books-hu.md

@@ -37,7 +37,7 @@
 * [Arduino programozási kézikönyv](http://avr.tavir.hu) - Brian W. Evans írása alapján fordította, kiegészítette és frissítette Cseh Róbert (PDF - regisztráció szükséges)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Fejlett programozási technikák](http://www.ms.sapientia.ro/~manyi/teaching/c++/cpp.pdf) - Antal Margit (PDF)
 

books/free-programming-books-id.md

@@ -37,12 +37,12 @@
 * [Belajar Pemrograman C untuk Pemula](https://www.petanikode.com/tutorial/c/) - Ahmad Muhardian (:construction: *in process*)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Menguasai Pemrograman Berorientasi Objek Dengan Bahasa C#](https://mahirkoding.id/ebook-pemrograman-berorientasi-objek-c-pdf/)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Belajar C++ Dasar Bahasa Indonesia](https://github.com/kelasterbuka/CPP_dasar-dasar-programming) - Kelas Terbuka
 * [Koding C++ Dengan Qt](https://leanpub.com/koding-cpp-qt) *(Membutuhkan akun Leanpub atau email yang valid)*

books/free-programming-books-it.md

@@ -97,12 +97,12 @@
 * [Tricky C](http://www.dmi.unict.it/diraimondo/web/wp-content/uploads/classes/so/mirror-stuff/Tricky_C.pdf) (PDF)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [ABC# - Guida alla programmazione](http://antoniopelleriti.it/wp-content/uploads/2019/04/ABCsharp-guida-alla-programmazione-in-csharp.pdf) - A. Pelleriti (PDF)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Corso C++ standard](http://didatticait.altervista.org/programmazione/CPP/CPP-dispense/CORSO_C.pdf) - (PDF)
 * [Il linguaggio C++](https://hpc-forge.cineca.it/files/CoursesDev/public/2012%20Autumn/Introduzione%20alla%20programmazioni%20a%20oggetti%20in%20C++/corsocpp.pdf) - (PDF)

books/free-programming-books-ja.md

@@ -272,7 +272,7 @@
 * [猫でもわかるプログラミング](http://kumei.ne.jp/c_lang) - 粂井康孝
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++11の文法と機能(C++11: Syntax and Feature)](https://ezoeryou.github.io/cpp-book/C++11-Syntax-and-Feature.xhtml) - 江添亮
 * [C++入門](https://www.asahi-net.or.jp/~yf8k-kbys/newcpp0.html) - 小林健一郎

books/free-programming-books-ko.md

@@ -57,7 +57,7 @@
 * [BeeJ's Guide to Network Programming - 인터넷 소켓 활용](https://blogofscience.com/Socket_Programming-KLDP.html)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [씹어먹는 C++](https://github.com/kev0960/ModooCode/raw/master/book/cpp/main.pdf) - 이재범 (PDF)
 

books/free-programming-books-langs.md

@@ -462,7 +462,7 @@ That section got so big, we decided to split it into its own file, the [BY SUBJE
 * [TONC GBA Programming - Game Boy Advance Development](http://www.coranac.com/tonc/text/toc.htm)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [C# Notes for Professionals](http://goalkicker.com/CSharpBook/) - Compiled from StackOverflow documentation (PDF)
 * [C# Programming](https://en.wikibooks.org/wiki/C_Sharp_Programming) - Wikibooks
@@ -485,7 +485,7 @@ That section got so big, we decided to split it into its own file, the [BY SUBJE
 * [Xamarin.Forms Succinctly](https://www.syncfusion.com/ebooks/xamarin-forms-succinctly) - Alessandro Del Sole
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ Annotations](https://fbb-git.gitlab.io/cppannotations/) - Frank B. Brokken (HTML, PDF)
 * [C++ Core Guidelines](https://github.com/isocpp/CppCoreGuidelines/blob/master/CppCoreGuidelines.md) - Editors: Bjarne Stroustrup, Herb Sutter

books/free-programming-books-my.md

@@ -7,7 +7,7 @@
 * [Web Development](#web-development)
 
 
-### <a name="golang"></a>Go
+### <a id="golang"></a>Go
 
 * [The Little Go Book](https://github.com/nainglinaung/the-little-go-book) - Karl Seguin, Naing Lin Aung ([HTML](https://github.com/nainglinaung/the-little-go-book/blob/master/mm/go.md), [PDF](https://github.com/nainglinaung/the-little-go-book/blob/master/mm/go.pdf), [EPUB](https://github.com/nainglinaung/the-little-go-book/blob/master/mm/go.epub))
 
@@ -31,4 +31,3 @@
 
 * [Professional Web Developer](http://eimaung.com/professional-web-developer) - Ei Maung
 * [Rockstar Developer](http://eimaung.com/rockstar-developer) - Ei Maung
-

books/free-programming-books-nl.md

@@ -15,7 +15,7 @@
 * [Programmeren in C](https://nl.wikibooks.org/wiki/Programmeren_in_C) - Wikibooks
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Programmeren in C Sharp](https://nl.wikibooks.org/wiki/Programmeren_in_C_Sharp) - Wikibooks
 

books/free-programming-books-pl.md

@@ -69,7 +69,7 @@
 * [Wgłąb języka C](http://helion.pl/online/wglab/wglab.zip) (ZIP)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Darmowy kurs C#](http://kurs.aspnetmvc.pl/Csharp)
 * [Kurs C#](http://zajacmarek.com/kurs-c-sharp/) - Marek Zając
@@ -78,7 +78,7 @@
 * [Wstęp do programowania w C#](http://c-sharp.ue.katowice.pl/ksiazka/c_sharp_wer2_0.pdf) - Anna Kempa, Tomasz Staś (PDF)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++](https://pl.wikibooks.org/wiki/C++) - Wikibooks
 * [Język C++ – podstawy programowania](http://www.dz5.pl/ti/cpp/zz_dodatki/kurs_cpp_szczegolowy2.pdf) - Paweł Mikołajczak (PDF)

books/free-programming-books-pt_BR.md

@@ -101,12 +101,12 @@
 * [Projeto de Algoritmos em C](http://www.ime.usp.br/~pf/algoritmos/)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [C# e Orientação a Objetos](https://www.caelum.com.br/apostila-csharp-orientacao-objetos/) - Caelum
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Apostila Linguagem C++](http://www.ime.usp.br/~slago/slago-C++.pdf) - Silvio Lago (PDF)
 * [Estrutura de Dados](http://calhau.dca.fee.unicamp.br/wiki/images/0/01/EstruturasDados.pdf) (PDF)

books/free-programming-books-ru.md

@@ -143,15 +143,15 @@
 * [Язык Си в примерах](https://ru.wikibooks.org/wiki/Язык_Си_в_примерах) - Викиучебник
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [Паттерны проектирования в C# и .NET](https://metanit.com/sharp/patterns) - Евгений Попов
 * [Полное руководство по языку программирования С# 7.0 и платформе .NET 4.7](https://metanit.com/sharp/tutorial) - Евгений Попов
 * [Сетевое программирование в С# и .NET](https://metanit.com/sharp/net) - Евгений Попов
 * [Design Patterns via C#](http://itvdn.com/ru/patterns) - Александр Шевчук, Дмитрий Охрименко, Андрей Касьянов (PDF) *(Требуется аккаунт)*
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Введение в язык программирования С++](http://lib.ru/CPPHB/cpptut.txt_with-big-pictures.html) - Бьерн Страуструп
 * [Введение в язык Си++](http://stolyarov.info/books/cppintro) - Андрей Столяров (PDF)

books/free-programming-books-sv.md

@@ -10,7 +10,7 @@
 * [C-programmering](https://sv.wikibooks.org/wiki/C-programmering) - Wikibooks
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Programmera spel i C++ för nybörjare](https://sv.wikibooks.org/wiki/Programmera_spel_i_C%2B%2B_f%C3%B6r_nyb%C3%B6rjare) - Wikibooks
 

books/free-programming-books-tr.md

@@ -47,7 +47,7 @@
 * [GNU C Kütüphanesi Basvuru Klavuzu](http://www.belgeler.org/glibc/glibc.html)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ Dersleri](https://www.yusufsezer.com.tr/cpp-dersleri/) - Yusuf Sezer
 

books/free-programming-books-vi.md

@@ -3,6 +3,6 @@
 * [Go](#golang)
 
 
-### <a name="golang"></a>Go
+### <a id="golang"></a>Go
 
 * [The Little Go Book](https://github.com/nainglinaung/the-little-go-book) - Karl Seguin, Naing Lin Aung ([HTML](https://github.com/quangnh89/the-little-go-book/blob/master/vi/go.md))

books/free-programming-books-zh.md

@@ -335,12 +335,12 @@
 * [Linux C 编程一站式学习](http://docs.linuxtone.org/ebooks/C&CPP/c/)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [精通C#(第6版)](http://book.douban.com/subject/24827879/)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [100个gcc小技巧](https://github.com/hellogcc/100-gcc-tips/blob/master/src/index.md)
 * [100个gdb小技巧](https://github.com/hellogcc/100-gdb-tips/blob/master/src/index.md)

casts/free-podcasts-screencasts-en.md

@@ -45,7 +45,7 @@
 * [How to program in C# - Beginner Course \| Brackeys](https://www.youtube.com/playlist?list=PLPV2KyIb3jR6ZkG8gZwJYSjnXxmfPAl51) (screencast)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ Complete Course](https://www.youtube.com/watch?v=18c3MTX0PK0&list=PLlrATfBNZ98dudnM48yfGUldqGD0S4FFb) (screencast)
 * [C++ Programming Video Lectures](https://www.youtube.com/playlist?list=PLTZbNwgO5ebo64D1k0DJQGX30X6iSTmRr) (screencast)

courses/free-courses-ar.md

@@ -66,15 +66,15 @@
 * [Introduction to Programming ( C Language - مقدمة في البرمجة ( لغة السي](https://www.youtube.com/playlist?list=PLMm8EjqH1EFXI8wByY0umF_DQON2S9uws) - Ahmed Sallam
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [C#](https://www.youtube.com/playlist?list=PLltZRmsFXWnIfLM0BKgJNZYVnvCDZNAh_) - 6wrni
 * [C# Programming Course Level 1 Basics By Arabic](https://www.youtube.com/playlist?list=PLnzqK5HvcpwQLsXXXxx_mX3WvUEgGM0iA) - محمد شوشان
 * [C# Programming Course Level 2 Object Oriented Programming By Arabic](https://www.youtube.com/playlist?list=PLnzqK5HvcpwQfXeFaGHRYQfyQrJjOy43u) - محمد شوشان
 * [Unit Testing in C# [Arabic]](https://www.youtube.com/playlist?list=PLwj1YcMhLRN28xijrXMO255JHsO3csus-) - خالد السعداني
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [Arabic C++ For kids & beginners (برمجة لصغار السن والمبتدئيين)](https://www.youtube.com/playlist?list=PLPt2dINI2MIbwnEoeHZnUHeUHjTd8x4F3) - Arabic Competitive Programming
 * [C++ Intensive - برمجة الحاسوب](https://www.youtube.com/playlist?list=PLPt2dINI2MIZPFq6HyUB1Uhxdh1UDnZMS) - Arabic Competitive Programming

courses/free-courses-bn.md

@@ -41,14 +41,14 @@
 * [Pattern Printing in C](https://www.youtube.com/playlist?list=PLgH5QX0i9K3oTxQhx2kejYmQn6qtRULCD) - Anisul Islam
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [C# and ASP.NET MVC Full Bangla Tutorial BITM](https://www.youtube.com/playlist?list=PL_g-DE60bXDBpjMPUWGbmCLHnQDIIcw-6) - Learn With Nirash
 * [C# bangla tutorial \| Basic to advance in depth bangla course](https://www.youtube.com/playlist?list=PLbC4KRSNcMnqQakB2xlZPoaV6uau4wTIt) - Learn Hunter
 * [C# OOP (object oriented programming) BanglaTutorials](https://www.youtube.com/playlist?list=PLqCbg_KAOnCe1RLKP2SVmSHZOCD-fWe3p) - Asp Dot Net Explorer
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ Bangla Tutorial Course](https://www.youtube.com/playlist?list=PLgH5QX0i9K3q0ZKeXtF--CZ0PdH1sSbYL) - Anisul Islam
 

courses/free-courses-de.md

@@ -12,7 +12,7 @@
 * [TypeScript](#typescript)
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ Grundlagen Tutorials von Pilzschaf](https://www.youtube.com/playlist?list=PLStQc0GqppuVs05kWvLBoHcWCULX3ueIM) - Pilzschaf
 

courses/free-courses-en.md

@@ -241,7 +241,7 @@
 * [The Arduino Platform and C Programming](https://www.coursera.org/learn/arduino-platform)
 
 
-### <a name="csharp"></a>C\#
+### <a id="csharp"></a>C\#
 
 * [C# 101](https://channel9.msdn.com/Series/CSharp-101) - Scott Hanselman, Kendra Havens Microsoft.
 * [C# Programming All-in-One Tutorial Series (6 HOURS!)](https://www.youtube.com/watch?v=qOruiBrXlAw) - Caleb Curry (YouTube)
@@ -250,7 +250,7 @@
 * [Learn how to program: C# and .NET](https://www.learnhowtoprogram.com/c-and-net) - Epicodus Inc.
 
 
-### <a name="cpp"></a>C++
+### <a id="cpp"></a>C++
 
 * [C++ For Programmers](https://www.udacity.com/course/c-for-programmers--ud210) - Catherine Gamboa (Udacity)
 * [C++ Programming Tutorial for Beginners (For Absolute Beginners)](https://www.youtube.com/playlist?list=PLS1QulWo1RIYSyC6w2-rDssprPrEsgtVK) - ProgrammingKnowledge