Xah Talk Show 2025-04-01 Ep639 emacs lisp html make citation, extract photo taken date in image file

make citation

• make xah-html-make-citation auto order somewhat. also, allow omit url.

• Emacs: HTML. Make Citation Link

extract date in image file, and rename in file

• Command to Delete EXIF Metadata in Image Files

• in a photo file, which header is the date time the photo was taken
• https://x.com/i/grok/share/IB4mGEAozptjcX72qU8ESDfYH

# Path to your photo file
$photoPath = "C:\path\to\your\image.jpg"

# Load the image
Add-Type -AssemblyName System.Drawing
$image = [System.Drawing.Image]::FromFile($photoPath)

# EXIF Property ID for DateTimeOriginal (36867 or 0x9003)
$propertyId = 36867

# Get the property item
try {
    $propertyItem = $image.GetPropertyItem($propertyId)
    # The value is stored as an ASCII string in the EXIF data
    $dateTimeBytes = $propertyItem.Value
    $dateTimeString = [System.Text.Encoding]::ASCII.GetString($dateTimeBytes).Trim([char]0)
    Write-Output "DateTimeOriginal: $dateTimeString"
} catch {
    Write-Output "DateTimeOriginal not found or an error occurred: $_"
}

# Clean up
$image.Dispose()

exiftool -DateTimeOriginal image.jpg

• What's bem smacss cubecss
• https://x.com/i/grok/share/NJfTaVA1rbMWadqn4fbzKLVv3

• gosh, zoomer gen of idiocy