Calculate number of months between two dates using javascript

<script>

    var dtfrm ='10/01/2019';//////////dd/mm/yyyy

    var dtto = '31/03/2019';

    var d1 = dtfrm.split('/');

    var d2 = dtto.split('/');

    var frstdate = new Date(d1[2], (parseFloat(d1[1]) - 1).toFixed(0), d1[0]);

    var secdate = new Date(d2[2], (parseFloat(d2[1]) - 1).toFixed(0), d2[0]);

    if (frstdate > secdate) {

        var dtothr;

        dtothr = frstdate;

        frstdate = secdate;       

        secdate = dtothr;

    }

    var mnth = ((secdate.getFullYear() * 12 + secdate.getMonth()) - (frstdate.getFullYear() * 12 + frstdate.getMonth()));

  

    alert(mnth);

</script>

Result///

Delete read only condition files in c# or asp.net c# or windows services

public void Delete_file_ReadonlyCondition(string FilePath)

        {

         //// Set file permission to delete file

            FileAttributes attributes = File.GetAttributes(FilePath);

            if ((attributes & FileAttributes.ReadOnly) == FileAttributes.ReadOnly)

            {

                attributes &= ~FileAttributes.ReadOnly;

                File.SetAttributes(FilePath, attributes);

                File.Delete(FilePath);

            }

            else

            {

                FileInfo f = new FileInfo(FilePath);

                if (f.Exists)

                {

                    File.SetAttributes(FilePath, FileAttributes.Normal);

                    File.Delete(FilePath);

                }

            }

        }

xcopy command - copy files from one folder to another using command in c# or windows services

  

/////////////////// Create file for the process execute

public void Create_BatFile_ForCopyFiles()

        {

            string mDrive = "C:",  //// Drive where want to create file

                SourcePath = "\\WindowService\\Service\\Test.txt", //// Source path DIR

                BatFileName = "Testbatch.bat",   ///// Batch file name 'you can create folder with this batch file

                DestinationPath = "E:\\Folder1\\Folder2\\CopyTest.txt";  //// Destination path DIR

            string ProgramPath = mDrive + "\\"+BatFileName;

            try

            {

                List<string> list = new List<string>

                    {

                        ///// command =>> From path =>> To Path

                        "xcopy "+SourcePath+" "+DestinationPath+@"\"   //// @"\" auto permission to copy the file to the given path

                      };

                File.WriteAllLines(mDrive + "\\" + BatFileName, list.ToArray());/// create batch file in C drive

            }

            catch (Exception ex)

            {

            }

            Execute_Process(ProgramPath); //// Execute batch file with process to create list of file inside the DIR

        }

/////////////////// Execute process copy file 

        public void Execute_Process(string ProcessBatFileFullPathWithName)

        {

            try

            {

                Process prsCopy = new Process();

                prsCopy.StartInfo.RedirectStandardError = true;

                prsCopy.StartInfo.RedirectStandardInput = true;

                prsCopy.StartInfo.RedirectStandardOutput = true;

                prsCopy.StartInfo.UseShellExecute = false;

                prsCopy.StartInfo.CreateNoWindow = true;

                prsCopy.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;

                prsCopy.StartInfo.FileName = ProcessBatFileFullPathWithName;

                prsCopy.Start();

                prsCopy.WaitForExit();

            }

            catch (Exception ex)

            {

            }

        }

Create directory using command Prompt / batch file in c# windows services

        public void Create_BatFile_ForDirectories()

        {

            string mDrive = "C:", /////// Drive where want to create file

                mFolder = "\\WindowService\\Service", //// Directory folders names

                BatFileName = "Test.bat";       //// Batch file name 'you can create folder with this batch file

            string ProgramPath = mDrive + mFolder;

            try

            {               

                List<string> list = new List<string>

                    {

                        mDrive,

                        "dir " + mFolder

                      };

                File.WriteAllLines(mDrive + "\\" + BatFileName, list.ToArray()); /// create batch file in C drive

            }

            catch (Exception ex)

            {

            }

            Execute_Process(ProgramPath + "\\" + BatFileName); //// Execute batch file with process to create directory

        }

        public void Create_BatFile_ForListOfFiles()

        {

            string mDrive = "C:",  //// Drive where want to create file

                mFolder = "\\WindowService\\Service", //// Directory folders names

                mTxtFile = "Test.txt", //// Name of the text file where you want to list of the files inside the DIR

                BatFileName = "Testbatch.bat";   //// Batch file name 'you can create folder with this batch file

            string ProgramPath = mDrive + mFolder;

            try

            {

                List<string> list = new List<string>

                    {

                        mDrive,

                        "cd" + mFolder,

                        "dir *.* /s/b >>" + mTxtFile

                      };

                  //// create batch file in C drive

                File.WriteAllLines(mDrive + "\\" + BatFileName, list.ToArray());

            }

            catch (Exception ex)

            {

            }

          //// Execute batch file with process to create list of file inside the DIR

            Execute_Process(ProgramPath + "\\" + BatFileName); 

        }

        public void Execute_Process(string ProcessBatFileFullPathWithName)

        {

            try

            {

                Process prsCopy = new Process();

                prsCopy.StartInfo.RedirectStandardError = true;

                prsCopy.StartInfo.RedirectStandardInput = true;

                prsCopy.StartInfo.RedirectStandardOutput = true;

                prsCopy.StartInfo.UseShellExecute = false;

                prsCopy.StartInfo.CreateNoWindow = true;

                prsCopy.StartInfo.WindowStyle = ProcessWindowStyle.Hidden;

                prsCopy.StartInfo.FileName = ProcessBatFileFullPathWithName;

                prsCopy.Start();

                prsCopy.WaitForExit();

            }

            catch (Exception ex)

            {

            }

        }

Calling a Java-Script function named in a variable [FunctionName]

/////////
1.    window["FunctionName"]();

2.  function Abc()

            {

                alert('Function Calling');

            }

            var a = 'Abc';

            window[a]();

Datatable date sorting issue type dd/mm/yyyy

/////////// There are multiple types of the features in the jquery -

------- Js Plugin --

<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>

<script src="https://cdn.datatables.net/1.10.20/js/jquery.dataTables.min.js"></script>

jQuery.extend(jQuery.fn.dataTableExt.oSort, {

            "date-eu-pre": function (date) {

                date = date.replace(" ", "");

                if (!date) {

                    return 0;

                }

                var year;

                var eu_date = date.split(/[\.\-\/]/);

                /*year (optional)*/

                if (eu_date[2]) {

                    year = eu_date[2];

                }

                else {

                    year = 0;

                }

                /*month*/

                var month = eu_date[1];

                if (month.length == 1) {

                    month = 0 + month;

                }

                /*day*/

                var day = eu_date[0];

                if (day.length == 1) {

                    day = 0 + day;

                }

                return (year + month + day) * 1;

            },

            "date-eu-asc": function (a, b) {

                return ((a < b) ? -1 : ((a > b) ? 1 : 0));

            },

            "date-eu-desc": function (a, b) {

                return ((a < b) ? 1 : ((a > b) ? -1 : 0));

            }

        });

--------- Call Function--

     //// Example

     // $('#example').dataTable( {

     //   columnDefs: [

     //     { type: 'date-eu', targets: 0 }

     //   ]

     //});

Sequence----

1. == >  Extension
2. == >  Datatable.html
3. == >  Datatable.js