Questions tagged [powershell]
Windows PowerShell is a task automation and configuration management framework from Microsoft, consisting of a command-line shell and associated scripting language built on the .NET Framework. PowerShell provides full access to COM and WMI, enabling administrators to perform administrative tasks on both local and remote Windows systems as well as WS-Management and CIM enabling management of remote Linux systems and network devices.
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PowerShell script to harvest details of Windows Client & Server platforms
I'm a support analyst/help desk technician by trade. Here's a little PowerShell script I've cobbled together over the years to harvest details of Windows client and/or server platforms.
I use this ...
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PowerShell Script to Enumerate AV, Malware & Security Settings on Windows Client & Server Platforms
I wrote a PowerShell script to grab Antivirus Product Status drawing inspiration from this online resource: Get Antivirus Product Status with PowerShell, posted February 22, 2016. Cut down and ...
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Powershell - Trying to streamline a Get-Service Command
This is part of a larger script but, I feel like this part could be streamlined a bit. The code currently works but I feel like doing a Get-Process call twice is ...
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Upload/download files from/to Discord channel based on last write time
I have created a script which does the following:
Compare the last write times between...
local save files for the game Valheim and
remote save files (Valheim) on a discord channel where I exchange ...
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Fastest way of finding if current user has access to a folder with Powershell
I have a Powershell script that selects a random file in a lab environment and then reads, writes, creates, and deletes files to simulate a live environment. This lab also includes folders that I don'...
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Listing first 50 big files in directory and print relative paths and sizes
I use this Powershell command to recursively list first 50 big files in current directory and print relative paths and sizes in MiB. :
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Intune Remediation script to uninstall 7-Zip
I just wanted to have some advice on those remediation scripts; what do you think?
The idea is to detect every 7-Zip installed on the computer and search for those not up to date and uninstall them.
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PowerShell Script for Parsing JSON PyPI Package Data and find the latest version
Following this post, I have a PowerShell script that aims to interact with the Python Package Index (PyPI) to find the latest release of a specified package that is compatible with the current Python ...
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Powershell script that directly executes python script
Wrote this script after having some problems with clients on Win10 and consequent necessity to ship ultra-bloated .exe file of Python project over the Web to them. This is my first try to write ...
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Find all unique file owners through Powershell in an NTFS file system
I'm trying to find all unique file owners in an NTFS file system. Getting the number is fairly straightforward, but my current approac is very inefficient:
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Comparing a set of parameters contained in two separate strings in Powershell
I have a situation where I need to compare two strings with each other in a foreach loop that potentially run over millions of rows of data. The two strings will always contain between 1 and 12 ...
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Powershell function output as [pscustomobject]
I am currently working on a function to check for active SQL Server connections. While the function is functional, I find its implementation a bit verbose. Could you provide suggestions or ...
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Copying data from a network share to another
The code below copies large amount of data. It does so in 2 steps. I was wondering if both step1 and step2 can be done in parallel.
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Powershell Export function to create environment variables with bash syntax
A lot of the time when working in DevOps, documentation and code snippets from colleagues will be based on bash. Most of those same commands work seamlessly in PowerShell; but setting environment ...
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Java version switcher in PowerShell
I have written a command-line tool to switch between different java versions, and as this is my first larger PowerShell script, I would like to get some feedback on the code.
The powershell file ...
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How to tune my powershell script for best practices?
I have written a script for CVE-2023-24932 like below. But I want to improve my script. I am open to new ideas.
Here is my script:
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Powershell script real-time monitoring via Windows Service
I'm using a script to monitor a file. When a pattern is detected, it will send an email to notify someone.
I am creating a Windows Service via NSSM.
My question is : How can I improve performance of ...
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Powershell file parsing
I am using Powershell 7.
We have the following PowerShell script that will parse some very large file.
I no longer want to use 'Get-Content' as this is to slow.
The script below works, but it takes a ...
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Fetch specific data from nested JSON-file, then append it to a CSV-file
I have written a PowerShell-script, which reads specific data-pieces out of a given JSON-file. Then reassembles the read data. Finally prepends the data to a existing CSV-file by adding it to the top ...
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ADO wiki stats generator charting
I'm planning on adding an automated process to generate some stats once a week from a git repository, generates a markdown file with some stats, but looking for some suggestions for generating some ...
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Powershell Outlook Email Security custom classes
This provides custom classes to work with Outlook 2016's email security settings in trust center. Included are some top level functions to list outlook profiles, retrieve the data from a given profile,...
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Find directories and files matching certain pattern and copy them with powershell
I need to recreate project folders containing all article numbers acquired from a list.
It's searching for article names in the foldernames and inside the folders.
If the directory is found, it will ...
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Printer install script
I am attempting to clean up my code as best I can, but I am new to powershell and would like other's opinions on if there is anything else I can clean my code up with and any tips to overall improve ...
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Is there a better way of creating this small guessing game in PowerShell? [closed]
I have a guessing game in PowerShell trying to practice the while statement. I found this on the internet on someone's repo. I have a feeling it can be shortened but maybe I am wrong. This is pure for ...
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Any issue with this as a password generator?
Was trying to create a password generator like the one Bitwarden has...
Curious if anyone sees any issues with this? (wordlist shortened for readability)
There perhaps there's a more efficient way I'...
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PowerShell to query SQL database with a string from a filename
I am trying to write a PowerShell script that will check a folder for any files and then for every file it will grab part of the filename and check it against the SQL database.
If it found a match, it ...
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Veeam automation backup script in Powershell
I created a simple script to monitor the backup process for veeam, script accept only drives that should be on current days (to avoid override of data), monitor 2 backup jobs. Definitely could be done ...
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PowerShell function for provisioning a new Active Directory user
I created a function for creating a new user in AD, assigning an o360 license and enabling mailbox, however, my code is very chaotic and I do not have a much experience with PowerShell. Could you ...
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Tree for PowerShell
For anyone reading this old question, this module has evolved and improved a lot since then. It has been fully rewritten in C# and uploaded to the PowerShell Gallery! If you would like to try it out:
<...
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Powershell script to check for processes on remote systems and rename/copy files
Processing a set of conditions with 'Continue'
I found the following more readable, opposed to trying to parse out if/elseif. What are your thoughts about this? Is there a better way?
What The Code ...
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Conway's Game of Life in Powershell
I'm learning PowerShell for professional development, but decided to do a bit of a silly project to help learn scripting in more depth, and chose Conway's Game of Life. This is the first PowerShell ...
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Batch/Powershell program to retrieve system info
This is my first time coding! My intent for this program was to be able to give my technicians a flash drive that will pull system info and email it to me. Currently everything is working, but I was ...
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powershell script for creating a Domain Controller
I don't have a lot of experience creating/managing an active directory environment. This will be more of a lab environment where a solution could be tested. It will not have lots of regular users etc, ...
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Script to copy Egde-Chromium browsing history from a remote machine. Try-catch, custom object building
There are some Kiosk machines for people to take a survey. The survey is running by a 3rd party, so no way to get the data from them. To measure how much machines are in use I wrote a script to pull ...
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PowerShell script binary-decimal-hexadecimal-ipv4 convertor
This is a fully functional PowerShell script I wrote not long ago that converts data (numerical data) among 4 data formats: binary, decimal, hexadecimal and ipv4.
It supports 12 conversions, it can ...
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Disk usage reporting script performing poorly with lots of files
I am running a PowerShell script that shows disk usage for drives into HTML reports. While this works quite well it has a problem on some file servers with a massive amount of files. It can sometimes ...
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Powershell Refolder by Filename Before Delim
I'm pretty new to Powershell but have been using it more and more to automate tasks at work. Now I'm reaching out for some help. I typically use the scripts I write in a way where I copy and paste the ...
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Creating a specific distribution of random numbers in Powershell
I originally posted this on StackOverflow but was requested to post it here instead as it relates to optimization/performance of the code rather than a specific problem.
TL;DR: Get-Random produces an ...
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Compare hostnames and leases between CSV and DHCP info
I have 3 nested loops and they do the following:
Get scopes from DHCP
Get hostnames from csv file
Compares hostnames and leases, matches are added to a hash table
There are 5 DHCP servers, 100's of ...
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Sort items so that parents are created before their children
I've been asked to create some code to help automate the loading of data into a system based on employee data in a spreadsheet. However, the data isn't clean, so some people may have no manager, some ...
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Powershell SMTP report with attachment issues needs corrections
I created this tiny script to full fill a repeated request from audit. I want to expand it but ran into an issue with file creation.
This code will create the ...
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PowerShell script to convert .reg files to PowerShell commands
This is a PowerShell script I wrote a while ago that converts Windows Registry files to PowerShell commands(New-Item, Remove-Item...
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Optimizing PowerShell string hasher method
I am building a PowerShell class based tool that works with XML files of as much as a few hundred Kb size, and as many as a hundred of these files. I have extensive validation code that is time ...
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PowerShell CLI calculator
I found a project that aims to implement a CLI calculator app in as many different languages and ways as possible. Having a little experience in PS, I tried my hand at it. The requirements are as ...
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A big prank using VBScript
So, I have made a BIG prank in VBScript.
First part is to prank with a Dummy HTA splash screen using an encoded PNG image inside it (Not included) and kill all windowed processes+explorer and keep it ...
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Powershell duplicate image scanner
So I have made this Duplicate image scanner using powershell. It will operate using the SHA256 hashes of the files.
Any tips or suggestions on making this more dynamic/robust/efficient or adding new ...
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PowerShell - fast remove a directory with 10,000+ files
I am sick of File Explorer's super slow deletion speed, so I tried to write a PowerShell script to make deletion faster, and while it does its job, its speed isn't as high as what I intended it to be.
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PowerShell - calculate occurences of Friday the 13th between (including) two given years with builtin and without builtin
It's me again, talented programming beginner fast-learner, so I have overcomed yet another self-imposed programming challenge, I have developped two algorithms to calculate occurrences of Friday the ...
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Exporting Shellbags, Jump Lists, and LNK files with PowerShell
I'm new to PowerShell (started yesterday) and was wondering if there is a way of exporting Shell bags, Jump lists, and LNK files from the Reg to a local computer's desktop using PowerShell? I have ...
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PowerShell - Sort strings containing numbers numerically
I am a newbie in programming, but I do have potential, I am using PowerShell to hone my skills, I have written a simple function to sort strings consisted of numbers humanly (i.e. in a order like 1 2 ...
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