Category Archives: General

The Universal Argument

Over at Wisdom and Wonder, Grant tells us how to move forward several spaces in the minibuffer. That’s just 【Ctrl+u 1 0 0 Ctrl+f】, of course but Fuco (who wowed us by doing the last VimGolf in Emacs challenge in … Continue reading

Posted in General | Tagged | 6 Comments

Emacs and Reprogrammability

A recurring theme here at Irreal is the notion of Emacs as a Lisp Machine (see here and here, for example) and the advantages that this point of view provides. Now Martin Fowler explores this idea a little more with … Continue reading

Posted in General | Tagged | 2 Comments

The Greatest Innovation

Chris Dixon asks “What would be the greatest technological leap you’d have to explain to someone who time traveled from the 1950’s?” It’s hard to argue with his answer. It surely has changed everything.

Posted in General | Leave a comment

UPS and the Traveling Salesman

If you know anything at all about United Parcel Service you know that they put a lot of effort into optimizing their operations. For example, the white roofs on their trucks are actually a translucent material that lets light into … Continue reading

Posted in General | Leave a comment

Tabs, Spaces, and All That

Xah Lee has a helpful post on dealing with tabs, whitespace, and indentation. Nothing in the post qualifies as advanced and most of you will be familiar with the material but I remember being confused about tabs and indentation when … Continue reading

Posted in General | Tagged | 2 Comments

Schadenfreude

Live by the copyright, die by the patent.

Posted in General | Leave a comment

An Easy VimGolf in Emacs Challenge

Here’s an interesting VimGolf challenge. As they say in the challenge, it’s a simple problem but they’re looking for interesting solutions. The challenge is to turn this app.config[‘CHALLENGE_FOLDER’] = SOLUTIONS_FOLDER app.config[‘SOLUTIONS_FOLDER’] = CHALLENGE_FOLDER into this app.config[‘CHALLENGE_FOLDER’] = CHALLENGE_FOLDER app.config[‘SOLUTIONS_FOLDER’] = … Continue reading

Posted in General | Tagged | 8 Comments

Cheswick on Passwords

Over at acmqueue William Cheswich has an interesting article on Rethinking Passwords. After listing the usual litany of problems with passwords as a security measure, Cheswick traces the historical roots of the problem. He says that we are stilling using … Continue reading

Posted in General | Tagged | Leave a comment

Killing Sentences

Recently I’ve had several occasions where I wanted to kill to the beginning of the current sentence. No problem, I thought, I’ll just write a quick bit of Elisp like (push-mark nil nil t) (backward-sentence) (kill-region) and bind it to … Continue reading

Posted in General | Tagged | 2 Comments

Seriously?

Surely this is a joke. Either that or someone has way too much time on their hands. And what about the people signing it?

Posted in General | Tagged | 2 Comments