ryanchang

LLDB Cheat Sheet

A complete gdb to lldb command map.

Print out

• Print object

(lldb) po responseObject
(lldb) po [responseObject objectForKey@"state"]

• p - Print primitive type

loderunner

ld – Wading through Mac OS X linker hell

Intro

Friend: I tried looking at static linking in Mac OS X and it seems nearly impossible. Take a look at this http://stackoverflow.com/a/3801032

Me: I have no idea what that -static flag does, but I'm pretty sure that's not how you link to a library. Let me RTFM a bit.

Minutes later...

doughgle

commit acc0182c3d3869802bc20c8bf4e04c3464936bcc
Author: Douglas Hellinger <[email protected]>
Date:   Sun Nov 19 22:48:46 2017 +0800

    Fix tracerPid=0 in /proc

diff --git a/fs/proc/array.c b/fs/proc/array.c
index 6f6fc16..bcf470d 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c

fnky

ANSI Escape Sequences

Standard escape codes are prefixed with Escape:

• Ctrl-Key: ^[
• Octal: \033
• Unicode: \u001b
• Hexadecimal: \x1B
• Decimal: 27