sharepoint column color coding based on field values and nowrap for long values

<script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.10.0/jquery.min.js"></script>
<script type="text/javascript">
$(document).ready(function(){


$("td.ms-cellstyle.ms-vb2").filter( function (index) {  return $(this).text() == "Assigned to Commander";})
    .css("color", "lightpurple").css("font-weight", "bold").css("white-space","nowrap");

   
   

$("td.ms-cellstyle.ms-vb2").filter( function (index) {return $(this).text() == "Assigned to Bureau";})
    .css("color", "#a2aa0b").css("font-weight", "bold").css("white-space","nowrap");
   
   
     
$("td.ms-cellstyle.ms-vb2").filter( function (index) {return $(this).text() == "Assigned to Investigating Member";})
    .css("color", "#85aa0b").css("font-weight", "bold").css("white-space","nowrap");
   
         
$("td.ms-cellstyle.ms-vb2").filter( function (index) {return $(this).text() == "Sent for Approval";})
    .css("color", "#6baa0b").css("font-weight", "bold").css("white-space","nowrap");
   
   
$("td.ms-cellstyle.ms-vb2").filter( function (index) {return $(this).text() == "Approved For System Update";})
    .css("color", "#4a8bd6").css("font-weight", "bold").css("white-space","nowrap");
   

$("td.ms-cellstyle.ms-vb2").filter( function (index) {return $(this).text() == "Approved";})
    .css("color", "#226d04").css("font-weight", "bold").css("white-space","nowrap");
   

$Text = $("td.ms-cellstyle.ms-vb2:contains('Rejected')");
$Text.css("color", "#fc7735");
$Text.css("font-weight", "bold");

Web Part That Can Read and Write Data to an External Data Source Using BCS sharepoint 2013

CODE behind:

using System;
using System.Drawing;
using System.Web.UI;
using Microsoft.SharePoint.BusinessData.SharedService;
using Microsoft.BusinessData.MetadataModel;
using Microsoft.BusinessData.Runtime;
using Microsoft.SharePoint.Administration;
using Microsoft.SharePoint;

using Microsoft.BusinessData.Infrastructure;
using Microsoft.BusinessData.MetadataModel.Collections;

namespace spvwp.CommanderWebPart
{
    public partial class CommanderWebPartUserControl : UserControl
    {
        #region Properties

        //protected string EntityNamespace
        //{
        //    get { return ECTNamespace.Text.Trim(); }
        //}

        //protected string EntityName
        //{
        //    get { return ECTName.Text.Trim(); }
        //}

        //protected bool EntityValuesAreSet
        //{
        //    get
        //    {
        //        if (EntityNamespace == string.Empty ||
        //          EntityName == string.Empty)
        //            return false;
        //        else
        //            return true;
        //    }
        //}

        #endregion

        protected void Page_Load(object sender, EventArgs e)
        {
        }

        protected void btncreate_Click(object sender, EventArgs e)
        {
            try
          {

            using (new Microsoft.SharePoint.SPServiceContextScope(SPServiceContext.GetContext(SPContext.Current.Site)))
            {
                // Get the BDC service and metadata catalog.
                BdcService service = SPFarm.Local.Services.GetValue<BdcService>();
                IMetadataCatalog catalog = service.GetDatabaseBackedMetadataCatalog(SPServiceContext.Current);

                // Get the entity by using the specified name and namespace.
                IEntity entity = catalog.GetEntity("<entity namespace>", "<entity name>");
                ILobSystemInstance LobSystemInstance = entity.GetLobSystem().GetLobSystemInstances()[0].Value;

                IView createview = entity.GetCreatorView("Create");
                IFieldValueDictionary valueDictionary = createview.GetDefaultValues();

                // Set the values of the entity fields.

                valueDictionary["CommanderName"] = txtCommanderName.Text;


                // Call the creator method and display the returned
                // Customer ID.
                Identity id = entity.Create(valueDictionary, LobSystemInstance);

                CommanderID.Text = id.GetIdentifierValues().GetValue(0).ToString();

                StatusLabel.ForeColor = Color.Green;
                StatusLabel.Text = "Commander added successfully With ID: " + CommanderID.Text;

            }
          }
            catch (Exception ex)
            {
                StatusLabel.ForeColor = Color.Red;
                StatusLabel.Text = "Unable to create Commander." +
                  ex.Message;
            }

        }
    }
}

Webpart After Deployed to SharePoint 2013:

jquery fileupload validation , allowing only specific file extensions

  $("#FileUploadToServer").change(function () {
           
        //    var fileExtension = [ 'jpg', 'png', 'pdf'];
        //    if ($.inArray($(this).val().split('.').pop().toLowerCase(), fileExtension) == -1) {
        //        alert("Only formats are allowed : " + fileExtension.join(', '));
        //        $('#FileUploadToServer').val('');
        //    }
        //});

get current loggedin user ,hide iput fields fro specific users

<script type="text/javascript">
    $(document).ready(function() {
    //set text box width...
       $('input[title="Name Required Field"]').width('200');
     
       $('input[title="Office/Work Location"]').width('200');

   
     // get current logged in user  
         var res = $().SPServices.SPGetCurrentUser({
fieldName: "Name",
debug: false
});
var rows = $('table.tg tr');
var tr1 = rows.filter('.tr1');
var tr2 = rows.filter('.tr2');
var tr3 = rows.filter('.tr3');
var tr4 = rows.filter('.tr4');
var tr5 = rows.filter('.tr5');
var tr6 = rows.filter('.tr6');
var tr7 = rows.filter('.tr7');
var tr8 = rows.filter('.tr8');
var tr9 = rows.filter('.tr9');
var tr10 = rows.filter('.tr10');
var tr11 = rows.filter('.tr11');
var tr12 = rows.filter('.tr12');
var tr13 = rows.filter('.tr13');
var tr14 = rows.filter('.tr14');
var tr15 = rows.filter('.tr15');
var tr16 = rows.filter('.tr16');
var tr17 = rows.filter('.tr17');
var tr18 = rows.filter('.tr18');
var tr19 = rows.filter('.tr19');
var tr20 = rows.filter('.tr20');
var tr21 = rows.filter('.tr21');
var tr22 = rows.filter('.tr22');
var tr23 = rows.filter('.tr23');

//alert(res);
var t=res.split('|');
//alert(t[2]);
//........................  members..............//
//jhenderson@****.com
//ajohnson@****.com
//anguyen@**.com(or)idruke@**.com
//krushe@***.com
//tgarrett@***.com
//
//
//hide specific input boxes(in my case its table,so hided <tr> in this code)
if(t[2]=="rkumar@***.com")
{
//alert(t);
//alert("iam the user");
 tr1.hide();tr10.hide();tr4.hide();tr2.hide();tr1.hide();tr22.hide();
 }
   
    });
</script>

Change color of even row in the list for all pages SharePoint 2013

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.11.2/jquery.min.js"></script>
<script>    
$(document).ready(function(){


$("tr:even").css("background-color", "green");});
</script> 

or try 

<style>
#MSOZoneCell_WebPartWPQ2 .ms-alternating 
{ background-color:  green; } 
</style>

set lookup field values using sharepoint designer