eduardolfalcao

show database;
create database <db_name>;
# create schema <db_name>;

use <db_name>;
show tables;

# mariadb não suporta domínios
# Exemplo de domínio: sexo, assumindo somente os valores F ou M

eduardolfalcao

# como baixar repositório pela primeira vez
git clone <url-do-repositório>

# sobre .gitignore
# evita versionar arquivos de determinada extensão

# README.md
# Página principal com informações sobre o repositório.

# como saber quais arquivos foram ou não versionado...

eduardolfalcao

tmux

tmux ls

tmux attach-session -t my_session

ctrl + b:
1) ": divides pane horizontally (up and down)
2) %: divides pane vertically (left and right)
3) (holiding ctrl+b) right/left/up/down arrows: resize pane

eduardolfalcao

#include <stdio.h>
#include <stdlib.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <string.h>
#include <unistd.h>
#include "config.h"
#include "test.h"
#if HAVE_OPENSSL_SHA_H

eduardolfalcao

#!/bin/bash

# Dependencies
# tpm2-tools-4.0.1-1.fc31.x86_64
# tpm2-tss-2.3.1-1.fc31.x86_64
# tpm2-tss-engine-master

set -euxo pipefail

export TPM2TOOLS_TCTI="device:/dev/tpmrm0"

eduardolfalcao

  GNU nano 4.3                                             disk-encryption.sh                                                       
#!/bin/bash

set -euxo pipefail

rpm -qa clevis* cryptsetup* luks* tpm2* e*fspr* | sort

# Creation

# dd if=/dev/zero of=/dev/sda1 bs=1M status=progress

eduardolfalcao

#!/bin/bash

set -euxo pipefail

export TPM2TOOLS_TCTI="device:/dev/tpmrm0"
export TPM2_PKCS11_TCTI="device:/dev/tpmrm0"
#export TPM2_PKCS11_LOG_LEVEL=2

tpm2_print_handles () {
  for i in transient saved-session loaded-session;

eduardolfalcao

#!/bin/bash

set -euo pipefail

cat /sys/kernel/security/ima/ascii_runtime_measurements | awk '{print $5}' | sort | uniq -c | sort -n -r

eduardolfalcao

shift+v: select lines
y: copy selected lines
d: delete selected lines
p: paste 

u: undo

insert (once): add text
insert (twice): replace

eduardolfalcao

export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
mvn package         #jar goes to target dir

## DOCKERFILE
FROM openjdk:8-jdk-alpine #or sconecuratedimages/apps:8-jdk-alpine
RUN apk --upgrade add maven
ADD . /
RUN mvn package
COPY ${JAR_FILE} app.jar
ENTRYPOINT ["java","-jar","/app.jar","arg1","arg2"]