安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Whats so great about Lisp? - Stack Overflow
I don't know enough Lisp to say whether it's good or bad It seems like everyone who has used Lisp loves it, yet the most popular languages these days are descended from C So what is it about Lis
- When to use (or quote) in Lisp? - Stack Overflow
In Emacs Lisp for example a symbol can have 1) data associated with it AND (at the same time - for the same symbol) 2) code associated with it - depending on the context, either the data or the code gets called For example, in Elisp: (progn (fset 'add '+ ) (set 'add 2) (add add add) ) evaluates to 4 Because (add add add) evaluates as: (add
- What is lisp used for today and where do you think its going?
Lisp is used in many applications, but mostly not the way CS students learn it They use Lisp for basic CS concepts Real Lisp software often looks different More macros, more object-oriented, more imperative, lots of low-level stuff,
- Why should I learn Lisp? [closed] - Stack Overflow
I really feel that I should learn Lisp and there are plenty of good resources out there to help me do it I'm not put off by the complicated syntax, but where in "traditional commercial programming"
- lisp - Add Mtext with properties assigned - Stack Overflow
Instead of using a command call, use either entmake or entmakex with an appropriate DXF data list - that way, you can supply the relevant DXF group value for Text Style, Colour, Text Height, Alignment etc in a single call There are hundreds of existing examples demonstrating the use of entmake entmakex
- syntax - What does # mean in LISP - Stack Overflow
Often Lisp users develop embedded languages and to make that a bit easier, the Common Lisp standard tries to keep character usage down to a minimum and also provides the mechanism of macro characters and dispatch macro characters
- What makes Lisp macros so special? - Stack Overflow
But Lisp is different Lisp macros do have access to the parser, and it is a really simple parser A Lisp macro is not handed a string, but a preparsed piece of source code in the form of a list, because the source of a Lisp program is not a string; it is a list And Lisp programs are really good at taking apart lists and putting them back
- lisp - What is an S-Expression - Stack Overflow
Code in any language that amount to a value is an expression Lisp code is just lists with elements, a fundmental datastructure in lisp, however the plan was to use a syntax (m-expressions) more similar to Java and Python, but the initial version just evaluated the code in data form and that was called s-expressions s-expressions make a structured tree very similar to the tree sturcture a
|
|
|