ercoppa

#!/usr/bin/env bash

# Notifies the user if the battery is low.
# Executes some command (like hibernate) on critical battery.
# This script is supposed to be called from a cron job.

function notify-send() {
    # Detect the name of the display in use
    local display=":$(ls /tmp/.X11-unix/* | sed 's#/tmp/.X11-unix/X##' | head -n 1)"

ercoppa

#!/usr/bin/env bash

function notify-send() {
    # Detect the name of the display in use
    local display=":$(ls /tmp/.X11-unix/* | sed 's#/tmp/.X11-unix/X##' | head -n 1)"

    # Detect the user using such display
    local user=$(who | grep '('$display')' | awk '{print $1}' | head -n 1)

    # Detect the id of the user

ercoppa

SUBSYSTEMS=="input", ATTRS{name}=="Keychron K2", RUN+="/bin/sh -c 'echo 0 > /sys/module/hid_apple/parameters/fnmode'"

ercoppa

biar@pfp-VirtualBox:~$ python2 -m pip install --user pip
biar@pfp-VirtualBox:~$ python -m pip install --user angr

ercoppa

all:
	gcc -o main-i386 main.c -m32
	mips-linux-gnu-gcc -o main-mips main.c

clean:
	-rm main-i386 main-mips

gen:
	objdump -d main-i386 | grep '<avoid>' | cut -f1 -d' ' | head -n 1 > avoid-i386.txt
	objdump -d main-mips | grep '<avoid>' | cut -f1 -d' ' | head -n 1 > avoid-mips.txt

ercoppa

1. wget http://gcc.parentingamerica.com/releases/gcc-5.5.0/gcc-5.5.0.tar.xz
2. untar and cd
3. ./contrib/download_prerequisites
4. cd .. && mkdir gcc-build && cd gcc-build && ../gcc-5.5.0/configure --prefix=pwd/inst --disable-multilib
5. unset LIBRARY_PATH CPATH C_INCLUDE_PATH PKG_CONFIG_PATH CPLUS_INCLUDE_PATH INCLUDE
6. make -j3

ercoppa

```
export PATH=/home/ercoppa/Desktop/code/llvm-3.4-cmake/bin:$PATH
./configure --make-llvm-lib
make
```

ercoppa

.globl foo

.text

foo:
	movl    4(%esp), %eax   # load arg0 into eax
	leal	(foo_real), %ecx
	jmp	*%ecx

.data

ercoppa

cd ~/hadoop/sbin/

# save old scripts
mv start-dfs.sh start-dfs.sh.orig
mv start-yarn.sh start-yarn.sh.orig
mv stop-dfs.sh stop-dfs.sh.orig
mv stop-yarn.sh stop-yarn.sh.orig

touch start-dfs.sh && chmod +x start-dfs.sh
touch start-yarn.sh && chmod +x start-yarn.sh