english links

modules/10-basics/10-hello-world/description.en.yml

@@ -20,4 +20,4 @@ instructions: |
 
 tips:
   - |
-    [see more about 'Hello, World!'](https://ru.wikipedia.org/wiki/Hello,_world!)
+    [see more about 'Hello, World!'](https://en.wikipedia.org/wiki/%22Hello,_World!%22_program)

modules/10-basics/40-instructions/description.en.yml

@@ -41,9 +41,9 @@ instructions: |
 
   tips:
   - |
-    [more about interpreters](https://ru.wikipedia.org/wiki/Интерпретатор)
+    [more about interpreters](https://en.wikipedia.org/wiki/Interpreter_(computing))
   - |
-    [Statements and declarations by category](https://developer.mozilla.org/ru/docs/Web/JavaScript/Reference/Statements)
+    [Statements and declarations by category](https://developer.mozilla.org/en/docs/Web/JavaScript/Reference/Statements)
 
 definitions:
   - name: interpreter

modules/10-basics/45-testing/description.en.yml

@@ -28,7 +28,7 @@ theory: |
       "ello, World!"
   </pre>
 
-  In addition to our tests, it's very useful to experement with code in the console [of a browser](https://developer.mozilla.org/ru/docs/Tools/%D0%9A%D0%BE%D0%BD%D1%81%D0%BE%D0%BB%D1%8C_%D0%B1%D1%80%D0%B0%D1%83%D0%B7%D0%B5%D1%80%D0%B0). In a situation when something isn't clear for you or you want to experiment with code, feel free to do all of this in the console. Ideally, it's best to execute all the code given in the lessons on your own. In addition to console it's also helpful to use the following service [repl.it](https://repl.it/languages/javascript).
+  In addition to our tests, it's very useful to experement with code in the console [of a browser](https://developer.mozilla.org/en-US/docs/Tools/Browser_Console). In a situation when something isn't clear for you or you want to experiment with code, feel free to do all of this in the console. Ideally, it's best to execute all the code given in the lessons on your own. In addition to console it's also helpful to use the following service [repl.it](https://repl.it/languages/javascript).
 
 instructions: |
   Display the following number: `9780262531962`.
@@ -39,4 +39,4 @@ definitions:
       code designed to check if a program works correctly; it does so by comparing a set of known valid results against the actual output of the program.
 tips:
   - |
-    [TDD](https://ru.wikipedia.org/wiki/Разработка_через_тестирование)
+    [TDD](https://en.wikipedia.org/wiki/Test-driven_development)

modules/10-basics/50-syntax-errors/description.en.yml

@@ -24,7 +24,7 @@ instructions: |
 
 tips:
   - |
-    [JavaScript errors](https://habr.com/ru/post/249525/)
+    [JavaScript errors](https://davidwalsh.name/fix-javascript-errors)
 
 definitions:
   - name: "Syntax error"