Filter a PowerShell file listing with Get-ChildItem
- Published: 2026.10.17
- Updated: 2026.10.16
- Windows
List files by extension, include subfolders or hidden files, and choose file objects or relative names with Get-ChildItem.
Articles by KMMR
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Unstage a file in Git while keeping your edits
- Published: 2026.10.17
- Updated: 2026.10.16
- Development
Use git restore --staged to remove changes from the next commit while preserving the working file. Verify both diffs and understand new-file and HEAD cases.
Sort numbers in JavaScript and keep the original array
- Published: 2026.10.18
- Updated: 2026.10.16
- Development
Fix numeric ordering with sort comparators, sort descending, preserve the input array and order objects by numeric properties.
Cannot open a WSL web app from Windows? Check localhost and the listening port
- Published: 2026.10.19
- Updated: 2026.10.16
- Infrastructure Windows
Check a WSL web app from Linux through TCP and HTTP on Windows, using a loopback-only test server to narrow down localhost connection failures.
WSL containers: build an image and save files to Windows
- Published: 2026.10.08
- Updated: 2026.10.08
- Infrastructure
Build a small image with wslc, mount a dedicated Windows folder and keep the output after a temporary container exits.
JavaScript normalize(): choosing NFC or NFKC for string comparisons
- Published: 2026.10.07
- Updated: 2026.10.07
- Development
Learn why identical-looking Unicode strings compare differently, how NFC and NFKC change them, and how to preserve names while creating search keys.
Fix name encoding issues caused by surrogate pairs
- Published: 2026.10.04
- Updated: 2026.10.04
- Technology
Trace supplementary Unicode characters through input, transport, storage and fonts, with UTF-16 examples and MySQL utf8mb4 checks.
Fix a long DKIM TXT value in Amazon Route 53
- Published: 2026.10.04
- Updated: 2026.10.04
- Cloud Infrastructure
Resolve CharacterStringTooLong by keeping quoted DKIM chunks in one Route 53 TXT value, rather than creating separate values on new lines.
Change a Git remote URL after moving a repository
- Published: 2026.10.04
- Updated: 2026.10.04
- Development Technology
Update an existing Git clone to a moved repository, check fetch and push URLs, and verify access without recloning.
Test TCP ports on Windows with Test-NetConnection
- Published: 2026.10.04
- Updated: 2026.10.04
- Infrastructure Windows
Check SSH or HTTPS TCP connectivity on Windows and distinguish network reachability from DNS, authentication and certificate failures.