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Quality Loss of JPG/JPEG Compression
Where in a picture the quality is lost the most when using JPG/JPEG compression? Quality loss happens most near areas with sharp contrasts between adjacent pixels. Areas with smooth variations of tone and color will have the least quality loss. Because of this fact, JPG/JPEG is best file format for ... 2013-11-01, ∼3501🔥, 0💬

"for" Loop Parameter Modifiers
How to use "for" Loop Parameter Modifiers? Here is a batch file, For-Loop-Parameter.bat, that dumps the "for" loop parameter "%%p" with different modifiers: @echo off rem For-Loop-Parameter.bat - Show components of a for loop parameter for %%p in (%1) do ( echo ---------------- echo p = %%p echo ~p ... 2022-02-04, ∼3482🔥, 0💬

What Is Windows Batch File
What is Windows Batch File? A Windows batch file (also called batch program or batch script) is a text file that contains one or more Windows commands and has a .bat or .cmd file name extension. When you run a batch file, Windows will use CMD.EXE program to runs the commands sequentially as they app... 2017-12-04, ∼3479🔥, 0💬

Get Directory Properties in Windows PowerShell
How to get directory properties in Windows PowerShell? I want to know how many files are there in a directory. If you want to get measurement properties of a directory in Windows PowerShell like total file size, you can use the "Get-ChildItem ... -Recurse | Measure-Object -Sum Length" pipeline. Here... 2016-10-22, ∼3478🔥, 0💬

"Get-Command -CommandType cmdlet" on Windows PowerShell
What is the "Get-Command -CommandType cmdlet" command doing in Windows PowerShell? "Get-Command -CommandType cmdlet" will return a list of all cmdlets available on Windows PowerShell. You can also filter the output by limiting to only cmdlets from the PowerShell modules:. PS C:\fyicenter&gt; Get... 2016-11-05, ∼3465🔥, 0💬

"Remove-Job" Cmdlet in Windows PowerShell
How to use "Remove-Job" cmdlet in Windows PowerShell? You can use the "Remove-Job" cmdlet to remove an stopped or completed background job by using the "-id n" or "-name xxx" to specify the background job. If the background job is still running, you can use the "-Force" option to remove it. Here is ... 2016-10-08, ∼3439🔥, 0💬

Run cmd.exe Program with Options
What options are supported by the cmd.exe program? You can get a list of options supported by the cmd.exe program with the "cmd /?" command: C:\fyicenter&gt;cmd /? Starts a new instance of the Windows command interpreter CMD [/A | /U] [/Q] [/D] [/E:ON | /E:OFF] [/F:ON | /F:OFF] [/V:ON | /V:OFF] ... 2021-12-28, ∼3421🔥, 0💬

"rmdir" Command Help Reference
How to get "rmdir" command help reference? You can run the "rmdir /?" command to get "rmdir" command help reference as shown below: C:\fyicenter&gt;rmdir /? Removes (deletes) a directory. RMDIR [/S] [/Q] [drive:]path RD [/S] [/Q] [drive:]path /S Removes all directories and files in the specified... 2017-12-09, ∼3420🔥, 0💬

What Are Batch Built-in Variables
What What Are Batch Built-in Variables? Batch built-in variables are variables that defined by the batch execution context: %CD% - expands to the current directory string. %DATE% - expands to current date using same format as DATE command. %TIME% - expands to current time using same format as TIME c... 2021-10-10, ∼3404🔥, 0💬

Quotation without the Closing Mark
What will happen if a quotation is missing the closing mark in a batch parameter? I entered 3 quotation marks (double quotes) in the command line. If a quotation is missing the closing mark in a batch parameter, that parameter will be extended to the end of the line. Quotations have higher precedenc... 2021-07-02, ∼3367🔥, 1💬

"@" - Stop Echoing the Command
How to stop echoing the command when running in a batch file? By default, when a command is executed in a batch file, the command will be echoed on the screen before the execution. You can stop this default behavior by starting the line with @ as shown in this batch file, quiet.bat: rem Public comme... 2021-07-10, ∼3341🔥, 0💬

Installing and Using jpgQ
How to download and install jpgQ? How to use it to estimate the quality level of JPG/JPEG file? If you are interested in using jpgQ, follw these steps to download and install jpgQ: 1. Go to http://www.mediachance.com/dig icam/jpgq.htm2. Locate and download the jpegq.zip file on the page. The file si... 2013-11-05, ∼3330🔥, 0💬

"Remove-PSSession" Cmdlet in Windows PowerShell
What is the "Remove-PSSession" cmdlet in Windows PowerShell? You can use the "Remove-PSSession" cmdlet to remove one or more existing PSSessions in Windows PowerShell by using the "-id n" or "-name xxx" to specify the PSSession. Here is an example of using the "Remove-PSSession" cmdlet: PS C:\fyicen... 2016-10-13, ∼3305🔥, 0💬

Start Windows PowerShell
How to start Windows PowerShell? On most Windows systems, you follow these steps to start Windows PowerShell: 1. Enter "Windows PowerShell" in the Windows search box. You will see "Windows PowerShell" in the matched result list. 2. Click "Windows PowerShell" in the matched result list. You will see ... 2016-11-11, ∼3285🔥, 0💬

"Test-Connection" Cmdlet in Windows PowerShell
How to use "Test-Connection" cmdlet in Windows PowerShell? "Test-Connection" cmdlet in Windows PowerShell is similar to the old "ping" command. The Test-Connection cmdlet sends Internet Control Message Protocol (ICMP) echo request packets ("pings") to one or more remote computers and returns the ech... 2016-10-17, ∼3278🔥, 0💬

Main Features of Windows PowerShell
What are main features of Windows PowerShell? Here are main features of Windows PowerShell: Discoverability Windows PowerShell makes it easy to discover its features. For example, to find a list of cmdlets that view and change Windows services, type: Get-Command *-Service After discovering which cmd... 2016-11-11, ∼3248🔥, 0💬

%1 and %* - Receive Parameters in Batch File
How to receive parameters in batch file? If a batch file is invoked with parameters, you receive them in special variables: %0 - The file name of this batch file. %1, %2, %3, ... - The first, second, third, ..., parameters provided when this batch file was invoked. %* - All parameters in a single st... 2021-07-10, ∼3243🔥, 0💬

Use CON to Enter Data to File
How to use CON file name to enter data to a file quickly? I don't want to use any editors. Since CON is a special file name referring to the console including keyboard, you can use it with the "copy" command to enter data to a file. For example, if you want to create small batch file called "random.... 2021-04-02, ∼3225🔥, 0💬

File Name with Relative Path or Absolute Path
Should I provide file name with Relative Path or Absolute Path? When provide a file name, you have choice of using relative path or absolute path: 1. If you provide a file name with an absolute path, the system will go to the directory of the given path to locate the file. Providing an absolute path... 2022-08-30, ∼3215🔥, 1💬

💬 2022-08-30 Jimmy: All this info, all in one place has been perfect, accurate, jargon free and it's enjoyable! Cheers - just wish I found you soone...

Types of Commands on Windows PowerShell
What types of commands I can run in Windows PowerShell? Can I still run the old DOS command "DIR"? Windows PowerShell allows you to run the following types of commands: 1. Cmdlets (or CommandLets) - A cmdlet is a lightweight command that is used in the Windows PowerShell environment. The Windows Pow... 2016-11-08, ∼3213🔥, 0💬

cmd.exe - Command Prompt Program
Where to find introduction information on the Command Prompt Program: cmd.exe? Here is a collection of tutorials compiled by FYIcenter.com team to provide introduction information on the Command Prompt Program: cmd.exe. What Is cmd.exe Program Start cmd.exe Command Prompt Run cmd.exe at the Command ... 2021-07-02, ∼3190🔥, 1💬

Picture Qualities of Camera/Phone
What are picture quality levels supported by my cell phone or camera? Since most cameras/phones save pictures in JPG/JPEG file format, the "Photo/Picture Quality" setting is really referring to the quality level during the JPG/JPEG compression process when saving pictures in the camera or phone. In ... 2013-11-07, ∼3171🔥, 0💬

Put Data into File in Windows PowerShell
How to put data into a file in Windows PowerShell? You can use the "Set-Content" or "Add-Content" cmdlet to put data into a file in Windows PowerShell. The "Set-Content" cmdlet is a string-processing cmdlet that writes or replaces the content in the specified item, such as a file. You can type the c... 2016-10-22, ∼3166🔥, 0💬

"shift" Command Help Reference
How to get "echo" command help reference? You can run the "shift /?" command to get "shift" command help reference as shown below: C:\fyicenter&gt;shift /? Changes the position of replaceable parameters in a batch file. SHIFT [/n] If Command Extensions are enabled the SHIFT command supports the ... 2017-12-09, ∼3155🔥, 0💬

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Administration Adware Spyware Apache Bluetooth DOS Commands Edge General Internet Connection Internet Explorer Media Center Media Player Mozilla Firefox MS Access Performance PHP Programming Security Silverlight Tips Tools Tutorials Windows 10 Windows 7 Windows 8 Windows Phone Windows Server 2008 Windows Server 2012 Windows Server 2016 Windows Vista Windows XP