# Tag Archives: Emacs-lisp

## Scripting with Emacs

Sebastian Wiesner over at lunarsite has an excellent tutorial on scripting with Emacs. By “scripting with Emacs” he means we'd like to have a shell script containing some Elisp or a reference to a file containing some Elisp into which … Continue reading

## Sharp Quote and Emacs

Artur Malabarba has some good advice on sharp quoting Elisp functions. It's common for Elisp programmers to use a single quote (i.e the quote form) to mark functions. Malabarba explains why it's better practice to use #' (i.e. the function … Continue reading

## Why Lambda?

Thankful Monster explains something I didn't know. Very interesting. So that's where lambda comes from. I always just kind of thought it was picked at random. pic.twitter.com/wAY1PYN73B — Gerascophobia (@itsbeardo) October 25, 2014

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## let with Lexical and Dynamic Scope

Artur Malabarba points to this excellent Stack Exchange entry on the speed of let with lexical versus dynamic scope. Malabarba asks why let is faster with lexical scope than it is with dynamic scope. lunaryorn provides an excellent and detailed … Continue reading

## Casting Spels in Emacs Lisp

Conrad Barski (with Jim Webb) has released an Elisp version of his entertaining introduction to Lisp. Perfect for the N00b but even experts may find it delightful.

## Elisp and the Clojure Threading Macros

One set of Clojure features that its adherents are quite fond of is the threading macros ->, ->>, and -->. Unless you're familiar with Clojure, you probably don't know what they do. You might wonder why we should care. The … Continue reading

## Debugging Emacs Lisp

Nic Ferrier has posted a nice video tutorial on debugging Elisp. Ferrier covers the basics of instrumenting your code, stepping through it, setting breakpoints, and other edebug functions. He also demonstrates macrostep, a package that allows you to expand and … Continue reading

## Generating Random Trees

I've mentioned Atabey Kaygun's blog before. He mostly writes short posts on some mathematical algorithm, which he illustrates with Lisp. One such post was about generating random trees of nodes in such a way that every possible tree having nodes … Continue reading