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# if-let
(defmacro when-with
  ``Similar to with, but if binding is false or nil, returns
  nil without evaluating the body. Otherwise, the same as `with`.``
  [[binding ctor dtor] & body]
  ~(if-let [,binding ,ctor]
     ,(defer-impl :when-with [(or dtor :close) binding] body)))

# if-let
(defmacro if-with

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# create file
$ echo hello > fun.txt

# symmetric encryption
$ gpg --verbose --verbose --pinentry-mode loopback --symmetric fun.txt
gpg: enabled compatibility flags:
gpg: using cipher AES256.CFB
gpg: writing to 'fun.txt.gpg'

# decryption

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$ janet
Janet 1.41.3-dev-8f446736 linux/x64/gcc - '(doc)' for help
repl:1:> (tabseq [i :in [:a :b]] i i)
@{:a :a :b :b}
repl:2:> (defn loop [&] nil)
<function loop>
repl:3:> (tabseq [i :in [:a :b]] i i)
repl:3:9: compile error: unknown symbol i

# reference: https://ianthehenry.com/posts/janet-game/the-problem-with-macros/

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• Rsync to exFAT SD-card
• Why does Rsync seem to overwrite an already existing file on ExFat?
• rsync to EXFAT drive
• Rsyncing exFAT external hard drive recopying everything
• Rsync between NTFS and FAT32 formatted storage devices

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This talk was given by Gregor Kiczales of Xerox PARC at OOPSLA ’94, 10/26/94. © 1994, University Video Communications. A transcript, with point- and-click retrieval of the slides, is available at http:/www.xerox.com/PARC/spl/eca/oi/gregor-invite/gregor- transcript.html

Why are black boxes so hard to reuse?

I think our field will go through a revolution. We will fundamentally change the way we think about and use abstraction in the engineering of software.

The goal of this talk is to summarize the need for and the basic nature of this abstraction framework.

The change is not new problems or new systems, but a new way of thinking about existing problems and existing systems.

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• How do I view my iCloud storage?

  On iCloud.com:

  1. Go to iCloud.com: https://www.icloud.com/.
  2. Sign in with your Apple ID and password.
  3. Click on the iCloud icon in the top left corner.
  4. Click on Storage.

• Sign in and use iCloud.com
• Use iCloud Settings on iCloud.com
• Check your iCloud storage on iCloud.com > 1. Go to icloud.com/storage, then sign in to your Apple Account (if necessary).

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• https://www.baeldung.com/linux/synchronize-linux-directories
• https://fitus.github.io/

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• https://webmasters.stackexchange.com/a/78114
• https://datatracker.ietf.org/doc/html/rfc3986#section-2.2
• https://en.wikipedia.org/wiki/Percent-encoding#Reserved_characters
• https://meta.stackexchange.com/questions/13501/links-to-urls-containing-parentheses

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2026-03-24

• Origin of our species: Why humans were once so much more diverse

2026-03-23

• Authors celebrate “historic” settlement coming soon in Anthropic class action

2026-03-22

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dupeguru - gui