How to install and use Grunt

This article depicts simplified steps to install and use Grunt. For more information about Grunt please go through following articles click here and here.

1. Go to https://nodejs.org/en/download/ to download and install node.js on your machine.
2. Go to command prompt and run following command which should display the node version installed on your machine.
node -v
3. Type npm to check node package manager is installed.
4. Install latest npm using following command
npm install npm –g
5. Run following command to Grunt's command line interface (CLI) globally.
npm install -g grunt-cli
6. In the command prompt using cd command, navigate to the project directory folder.
7. Now run following command to create default project.jason file.
npm init –f
8. Run following command to install latest version of grunt in your project. It will create node_modules folder in your project.
npm install grunt --save-dev
9. Now we will see configure grunt task to minify js file. For this install grunt-contrib-uglify plugin using following command.
npm install grunt-contrib-uglify --save-dev
10. After running above command you can observe following:-
         a. Another folder created inside node_modules folder with name grunt-contrib-uglify. Similarly you can install any plugin from npm.
         b. Package.json file is updated with
11. Now create a gruntfile.js in the same location where package.json exist (this is root folder of project).
12. Copy following code in to gruntfile.js

module.exports = function(grunt) {
  // Project configuration.
  grunt.initConfig({
    pkg: grunt.file.readJSON('package.json'),
    uglify: {
      options: {
        banner: '/*! <%= pkg.name %> <%= grunt.template.today("yyyy-mm-dd") %> */\n'
      },
      build: {
        src: 'src/<%= pkg.name %>.js',
        dest: 'build/<%= pkg.name %>.min.js'
      }
    }
  });

  // Load the plugin that provides the "uglify" task.
  grunt.loadNpmTasks('grunt-contrib-uglify');

  // Default task(s).
  grunt.registerTask('default', ['uglify']);

};

13. Now create src folder and create a js file with some js code. File name should be same as package name. Open package.json and check name property.
14. Now in the command prompt run following command
Grunt
15. This will create a minified file of js in to build folder.

Sharepoint 2013 blank values in Taxonomy Fields

When Taxonomy Fields are used in a site collection, a hidden list is created by SharePoint to save the terms that are tagged in that Site Collections. You can access the taxonomy hidden list from URL:-

{SiteCollection}}/Lists/TaxonomyHiddenList/AllItems.aspx

There is a Timer job called "Taxonomy Update Scheduler" that does the update Operation on TaxonomyHiddenList on an hourly basis with updated value from managed meta data services.

By default TaxonomyHidden list is having read permission to "Authenticated Users". But if you remove permission of "Authenticated Users" from site then it will also remove their permissions from this taxonomy hidden list. Due to this when non administrator user browse to list then he/she we see blank values in the managed meta data columns.  For more information on this issue you can browse to this article

To resolve this issue you need to give grant permission to the TaxonomyHiddenList. Now this can be done manually or through powershell. Following is the powershell solution which iterate through all the site collection and give read permission to owner, members and visitors on the TaxonomyHiddenList:-