nkaretnikov

# put in ~/.config/karabiner/karabiner.json under complex_modifications.rules and restart karabiner-elements

    {
      "description": "Change left_command to return_or_enter if pressed alone (keep as modifier with other keys)",
      "manipulators": [
        {
          "type": "basic",
          "from": {
            "key_code": "left_command",
            "modifiers": {

nkaretnikov

notes

Lists the plugins (I use vim-lsp): https://github.com/MaskRay/ccls/wiki/Editor-Configuration

Example shortcuts and a list of commands: https://github.com/prabirshrestha/vim-lsp

Install plug first: https://github.com/junegunn/vim-plug

nkaretnikov

# Change the prefix to C-t.
unbind C-b
set -g prefix C-t

# Default shell.
set-option -g default-shell /bin/zsh
# set -g default-shell $SHELL 
# Make clipboard copy/paste work.
# set -g default-command "reattach-to-user-namespace -l ${SHELL}"

nkaretnikov

diff --git a/readkmem/main.c b/readkmem/main.c
index bd0f398..f8aa47b 100644
--- a/readkmem/main.c
+++ b/readkmem/main.c
@@ -324,7 +324,7 @@ readkmem(void *buffer, mach_vm_address_t target_addr, size_t size)
         kern_return_t kr = mach_vm_read_overwrite(g_kmem_source.kernel_port, target_addr, size, (mach_vm_address_t)buffer, &outsize);
         if (kr != KERN_SUCCESS)
         {
-            ERROR_MSG("mach_vm_read_overwrite failed!");
+            ERROR_MSG("mach_vm_read_overwrite failed! kr: %d", kr);

nkaretnikov

from idaapi import *
from idc import *

TRACE_FILE = AskFile(0, "*.txt", "Select trace file")
if not TRACE_FILE:
    Warning("Failed to select trace file")

else:
    HIGHLIGHT = AskLong(0, "Choose action: 0 = clear, 1 = highlight")

nkaretnikov

Start debugserver:

tty0 # debugserver localhost:8000 main

Start tracing:

tty1 $ lldb
tty1 (lldb) command script import trace.py

nkaretnikov

Start debugserver.

tty0$ sudo debugserver localhost:8000 main

Run the script in lldb. Note that the second pc line is incorrect (pc: 0xffffffffffffffff).

tty1$ lldb --version
lldb version 10.0.0 (https://github.com/llvm/llvm-project.git revision a7e9059967c4bff83ae6c3b595828bbbc8aaf82e)
  clang revision a7e9059967c4bff83ae6c3b595828bbbc8aaf82e

nkaretnikov

#!/usr/bin/env python

# min-heap

# Construct a heap from an array respecting the shape property.
def build_heap(A):
    n = len(A)
    # Implicit cast to int.
    for i in reversed(range(n / 2)):
        heapify(A, n, i)

nkaretnikov

{-# LANGUAGE BangPatterns, CPP, MagicHash, UnboxedTuples #-}

module Main where

import Control.Monad (forM_)
import GHC.Enum
import GHC.Types
import GHC.Prim
import GHC.Word

nkaretnikov

customOptions :: Options
customOptions = defaultOptions
  { fieldLabelModifier      = tail
  , constructorTagModifier  = map toLower
  , unwrapUnaryRecords      = True
  }

data Auth = Auth
  { _username :: String
  , _password :: String