https://quicktasks.ismael.casimpan.com/tags/powershell/Recent content in powershell on IT QuicktasksHugo -- gohugo.ioCopyright © 2018–2022, Ismael Casimpan Jr.; All Rights ReservedTue, 24 May 2022 23:17:11 +0800https://quicktasks.ismael.casimpan.com/post/change-default-wsl2-user/Tue, 24 May 2022 23:17:11 +0800https://quicktasks.ismael.casimpan.com/post/change-default-wsl2-user/ In WSL2 Console, create /etc/wsl.conf with this contents: 1[user] 2default=username Then in powershell (administrator): 1wsl --shutdown Reopen terminal and make sure default user is now changed. Reference: https://superuser.com/questions/1566022/how-to-set-default-user-for-manually-installed-wsl-distrohttps://quicktasks.ismael.casimpan.com/post/check-windows-uptime/Sun, 06 Feb 2022 23:17:12 +0800https://quicktasks.ismael.casimpan.com/post/check-windows-uptime/ Sometimes, you need to check the uptime of a Windows machine. Here's the Powershell command for that: 1PS C:\> systeminfo|find "System Boot Time" This was tested working under Windows 10 Pro and worth noting that it also works in the old cmd. For other methods, see this article.https://quicktasks.ismael.casimpan.com/post/reboot-linux-in-wsl/Sun, 06 Feb 2022 23:17:11 +0800https://quicktasks.ismael.casimpan.com/post/reboot-linux-in-wsl/ Linux systemcmd or init way of rebooting will not work in a Windows Subsystem for Linux or wsl-run Linux. You need to use the Powershell command below: 1wsl --shutdown For other methods, see this article.https://quicktasks.ismael.casimpan.com/post/processing-each-powershell-array-value/Sat, 03 Jul 2021 00:56:25 +0800https://quicktasks.ismael.casimpan.com/post/processing-each-powershell-array-value/ Using the example in variable assignment And you want to do something to each variable, you may do the following: 1foreach ($i in $container_ids) { 2$i 3} So for instance, you want to delete all the containers: 1foreach ($i in $container_ids) { 2docker rm $i 3}https://quicktasks.ismael.casimpan.com/post/assign-command-output-to-powershell-array/Sat, 03 Jul 2021 00:55:25 +0800https://quicktasks.ismael.casimpan.com/post/assign-command-output-to-powershell-array/ From powershell CLI; 1$container_ids=docker ps -qa 2$container_ids In the command above, 1st line does the assignment. 2nd line prints the values. You will then have an output such as the following: 16fc00bc6a 2ba3c76ca3 3a9b4e46ebhttps://quicktasks.ismael.casimpan.com/post/check-windows-64bit/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/check-windows-64bit/ 1PS C:\> [Environment]::Is64BitProcess 2PS C:\> [Environment]::Is64BitOperatingSystem both will return "True" if you're on a 64 bit Windows. See https://stackoverflow.com/questions/31977657/determining-32-64-bit-in-powershellhttps://quicktasks.ismael.casimpan.com/post/get-current-computer-name-using-powershell/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/get-current-computer-name-using-powershell/ 1PS C:\> $env:COMPUTERNAME See https://blogs.technet.microsoft.com/heyscriptingguy/2015/06/20/powertip-use-powershell-to-get-computer-name/https://quicktasks.ismael.casimpan.com/post/get-md5-of-file/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/get-md5-of-file/ 1PS C:\> Get-FileHash -Path $file -Algorithm MD5 See https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/get-filehash?view=powershell-6https://quicktasks.ismael.casimpan.com/post/powershell-version/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/powershell-version/ 1PS /Users/example> $PSVersionTable 23Name Value 4---- ----- 5PSVersion 7.0.2 6PSEdition Core 7GitCommitId 7.0.2 8OS Darwin 19.5.0 Darwin Kernel Version 19.5.0: Tue May 26 20:41:44 PDT 2020; root:xnu-6153.121.2~2/RELEASE_X86_64 9Platform Unix 10PSCompatibleVersions {1.0, 2.0, 3.0, 4.0…} 11PSRemotingProtocolVersion 2.3 12SerializationVersion 1.1.0.1 13WSManStackVersion 3.0https://quicktasks.ismael.casimpan.com/post/get-system-path/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/get-system-path/ 1PS C:\> $env:PATH See https://blogs.technet.microsoft.com/heyscriptingguy/2011/07/23/use-powershell-to-modify-your-environmental-path/https://quicktasks.ismael.casimpan.com/post/install-powershell-in-mac/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/install-powershell-in-mac/ Install 1brew cask install powershell Run 1pwsh To update/upgrade later on: 1brew update 2brew cask upgrade powershell See https://docs.microsoft.com/en-us/powershell/scripting/install/installing-powershell-core-on-macos?view=powershell-7https://quicktasks.ismael.casimpan.com/post/unix2dos-in-powershell/Sun, 12 Jul 2020 00:20:25 +0800https://quicktasks.ismael.casimpan.com/post/unix2dos-in-powershell/ 1get-content<filename>|%{$_.replace("`n","`r`n")}|out-file-filepath<newfilename>More explanation in https://sus42.wordpress.com/2013/01/21/unix2dos-using-powershell/