Merge pull request #328 from biswajitdas-007/javascript

String methods added

backend/django.py

@@ -118,48 +118,3 @@ django-admin version                     # display the current django version
 # 8. $ django-admin startproject myproject
 # 9. $ django-admin startapp myapp
 # 10. $ python manage.py runserver
-
-# *****************************************************************************
-# Templates Tags
-# *****************************************************************************
-
-# {% extends "base.html "%}                   --> Base template forms basis for other templates  
-
-# {% block content %}                         --> Content tags extend templates to reduce repeated code
-# ...
-# {% endblock %} 
-
-# or
-
-# {% block content %} 
-# ... 
-# {% endblock content %}
-
-# {% load static "styles.css" %}              --> Used in header of HTML file to load static files
-
-# {{ variable_name }}                         --> Varriable tags used to display template varriables
-
-# {% if condition %}                          --> Templates can include logic using if statements.
-# {% elif condition %}
-# {% else %}
-# {% endif %}
-
-# <ul>
-#   {% for item in dictionary %}              --> Template variables can be iterated over using for loops inside template tags
-#     <li>{{ item.value }}</li>
-#   {% endfor %}
-# </ul>
-
-# {% url "some-other-page" %}                 --> Linking urls can be done using the url tag
-
-# {% url "items" item.id %}                   --> You can pass arguments between pages in the url tag
-
-# {{ variable_name | filter_name }}           --> Use | to filter varriables
-
-# {{ variable_name | filter_name:"argument"}} --> Arguments can be passed in to filters
-
-# {{ dictionary_name | dictsort:"key_name"}}  --> Dictionaries can be sorted using dicsort filter
-
-
-
-

languages/javascript.js

@@ -95,3 +95,9 @@ arr.reduce(callback[, initialValue])                 // Apply a function against
 arr.reduceRight(callback[, initialValue])            // Apply a function against an accumulator and each value of the array (from right-to-left) as to reduce it to a single value.
 arr.some(callback[, initialValue])                   // Returns true if at least one element in this array satisfies the provided testing function.
 arr.values()                                         // Returns a new Array Iterator object that contains the values for each index in the array.
+
+// String methods
+String.charAt(index)                                 // Returns the character at the specified index in a string.
+String.indexOf(character)                            // Returns the index of the first occurrence of a specified value in a string.
+String.substring(starting_index, ending_index)       // Returns a new string that is a subset of the original string.
+String.substring(starting_index)                     // Returns a substring from starting index to last index of string.

tools/ubuntu.sh

@@ -21,6 +21,7 @@ cat /proc/<process_id>/maps   # Show the current virtual memory usage of a Linux
 ip r # Display ip of the server
 
 lsof -i :9000 # List process running on port 9000
+kill -9 $(lsof -t -i:PORT) # Kill the process running on whichever port specified
 
 journalctl -u minio.service -n 100 --no-pager # List last 100 logs for specific service