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Guia rápido

✅ Windows vars and tips

Variable Description

%APPDATA%

Path to the current user’s Application Data folder

%TEMP%

Path to the temporary folder for the current user

%USERPROFILE%

Path to the current user’s profile folder

%PROGRAMFILES%

Path to the Program Files folder

%SYSTEMROOT%

Path to the Windows installation directory

%USERNAME%

Current user’s username

%WINDIR%

Path to the Windows directory

%HOMEPATH%

Path to the current user’s home folder

%LOCALAPPDATA%

Path to the current user’s local AppData folder

shell:startup

AppData/Microsoft/Windows/Start Menu/Programs/Startup folder
Shortcut Program

control

Control Panel

sysdm.cpl

System Properties

ncpa.cpl

Network Connections

appwiz.cpl

Programs and Features

desk.cpl

Display Properties

firewall.cpl

Windows Firewall

inetcpl.cpl

Internet Options

timedate.cpl

Date and Time

mmsys.cpl

Sound

powercfg.cpl

Power Options

devmgmt.msc

Device Manager

compmgmt.msc

Computer Management

services.msc

Services

taskmgr

Task Manager

✅ Linux

Listar top 10 comandos com maior uso de cpu

ps -A --format=pcpu,args --sort=-pcpu | head -n 11 | cut -c 1-100

Serviços (exemplos de comandos)

sudo service --status-all
sudo service smbd status
sudo service smbd start
sudo service smbd stop

sudo systemctl list-units | grep smbd.service
sudo systemctl list-units | grep docker.service
sudo systemctl start docker.service
sudo systemctl stop docker.service
sudo systemctl enable docker.service
sudo systemctl disable docker.service
sudo systemctl status docker.service

SCP (copy files over ssh )

Copy files from server to local:

scp [email protected]:/folder/*.* /local/folder/

Copy files from local to server:

scp /local/folder/*.* [email protected]:/folder/

In this example, the server IP is 192.168.1.55

CHMOD

Add read/write permissions recursivelly for all groups in all files/folders:

sudo chmod -R a+rw /path/to/folder

✅ Sintaxes de comandos nas linguagens que utilizo

Comando C# Node Python

String interpolation

$"my name is {name}"

\'my name is ${name}\'

f’my name is {name}' (new) "my name is {}".format(name)

✅ Comandos de Terminal em Windows e Linux

ENV vars Mac Linux PowerShell

Show all

echo $ENV

printenv

dir env:

Show one

echo $ENV_VAR

echo $ENV_VAR

dir env:JAVA_HOME

Add new

export NEW_VAR=value

export NEW_VAR=value

$env:NEW_VAR = "value"
Comando Linux / Mac cmd or Powershell

AND operator (vários comandos)

&&

&&

Line Break (útil para linhas muito grandes)

\

^ para cmd e `backtick' para powershell

Exibir caminho de app no path

which

where

Localizar arquivo

find ./ -iname "teste"

dir -Recurse teste.txt

Variáveis de ambiente

env export VAR1=teste echo $VAR1

set set VAR1=teste echo %VAR1% Get-ChildItem Env:VAR1 Set-Item -Path Env:VAR1 -Value "teste"

Persistir variáveis de ambiente

/etc/enviromment ~/.bachrc /etc/profile

Windows + R, type: rundll32 sysdm.cpl,EditEnvironmentVariables or, type: SETX FOO BAR

Testar uma porta

Telnet 192.168.1.55 80 nc -vz 192.168.1.55 80

Telnet 192.168.1.55 80

Command substitution

$(pwd) or \'pwd\'

não tem

Flush DNS

sudo killall -HUP mDNSResponder; say dns cleared (mac) sudo /etc/init.d/networking restart linux

ipconfig /flushdns

Watch file

tail -f /var/log/syslog

Get-Content -Path "C:\scripts\test.txt" -Wait

remove all

rm -rf folder

Remove-Item -Force -Recurse folder

create file

touch file.txt

New-Item file.txt

✅ Git (exemplos)

Stash

Objetivo Comando

Stash one file

git stash push -m "message" — test.txt

Stash untracked files

git stash push -m "message" -u

Apply staged too

git stash apply --index

Apply specific stashed

git stash apply stash@{0}

✅ Docker (exemplos)

Imagens

Objetivo Comando

Baixar uma imagem

docker pull mcr.microsoft.com/dotnet/core/runtime:3.1

Listar imagens:

docker image list --all

Remover uma imagem

docker image rm mcr.microsoft.com/dotnet/core/runtime:3.1

Remover imagens sem container associado

docker image prune --all

Criar/Executar container (1)

docker run --name dotnet31 -it --rm --privileged mcr.microsoft.com/dotnet/core/runtime:3.1 /bin/bash

Criar/Executar container (2)

docker run --name ubuntu -it --rm --privileged -p 445:445 ubuntu:20.04 /bin/bash

Criar/Executar container (3)

docker run -it --rm --entrypoint /bin/bash app1 (override entrypoint)

Containers

Objetivo Comando

Criar container

docker container create -it --name 31 --privileged -v c:\temp:/home mcr.microsoft.com//core/runtime:3.1 /bin/bash

Listar containers

docker container list --all

Iniciar container

docker container start 31

Copiar arquivos para container

docker cp bin/. 31:home/bin

Conectar em um container

docker container exec -it 31 /bin/bash

Acompanhar logs

docker logs --follow 31

Parar container

docker container stop 31

Remover container

docker container rm 31

Remover containers parados

docker container prune

Limpar tudo (!!!!)

docker system prune --all

Docker compose

Objetivo Comando

Docker compose ``iterativo''

sudo docker-compose run --rm service1

Exemplo de docker-compose.yml ``iterativo'':

version: "3"
services:
  service1:
    image: mcr.microsoft.com//core/runtime:3.1
    stdin_open: true
    tty: true
    command: "/bin/bash"

Docker (more)

docker system prune --all
docker volume prune

✅ dotnet core

dotnet publish --configuration release --runtime linux-x64
dotnet publish --configuration release --runtime osx-x64 --self-contained true -p:PublishSingleFile=true
dotnet publish --configuration Release --runtime win-x64 --self-contained -p:PublishSingleFile=true -p:PublishTrimmed=true
dotnet nuget locals all --clear

✅ Configuração do VS Code

Instalar os plugins:

  • EditorConfig for VS Code

  • ESLint

  • vscode-icons

Configurar o settings.json (CTRL + SHIFT + P) - Preferences - Open Settings:

{
    "editor.fontFamily": "'Source code pro', Consolas, 'Courier New', monospace",
    "editor.fontSize": 14,
    "window.zoomLevel": 0,
    "workbench.startupEditor": "newUntitledFile",
    "workbench.iconTheme": "vscode-icons",
    "vsicons.presets.foldersAllDefaultIcon": true,
    "terminal.integrated.shell.windows": "C:\\WINDOWS\\System32\\cmd.exe",
    "editor.codeActionsOnSave": {
        "source.fixAll.eslint": true
    },
    "workbench.colorCustomizations": {
        "tab.activeBorderTop": "#ff0000"
    }
}

✅ Abrir VS Code no MACOS pelo prompt:

  • Open the Command Palette (Ctrl+Shift+P) and type `shell command' to find the Shell Command:

  • Install `code' command in PATH command.

✅ Temp (catalogar depois…)

Subnet CIDR examples:

+--------+-----------------+
| CIDR   | Subnet Mask     |
+--------+-----------------+
| /32    | 255.255.255.255 |
| /24    | 255.255.255.0   |
| /16    | 255.255.0.0     |
| /8     | 255.0.0.0       |
+--------+-----------------+

Atalhos do Windows:

  • Network connections ⇒ Win+R ncpa.cpl

  • more...

  • more…

  • etc…

Tirar o `verdão'' do background da exibição dos diretórios no comando `ls. Colocar isso no .bashrc da pasta home do usuário.

LS_COLORS='ow=01;36;40'
export LS_COLORS

CTRL + D no Visual Studio igual ao Visual Studio Code: Tools ⇒ Options ⇒ Keyboard ⇒ Show Command containing string:

Edit.InsertNextMatchingCaret
Edit.Duplicate

ssh no git:

ssh-keygen -t rsa -b 4096 -C "[email protected]"

Instalar Java runtime 8 no MAC (pra usar com o VSTABI): https://www.java.com/en/download/mac_download.jsp

Instalar o Java Development Kit 8 no MAC (pra desenvolver com o Eclipse): https://www.oracle.com/java/technologies/javase/javase-jdk8-downloads.html

trocar cor da janela do windows não ativado (chipa Microsoft!!!):
https://superuser.com/questions/1245923/registry-keys-to-change-personalization-settings

remove windows 10 watermark https://www.youtube.com/watch?v=X-E7syOcPEE

find ./* | xargs xattr -r -d com.apple.quarantine

Dica do Akita

As Administrator!!!!

wmic diskdrive list brief
wsl --mount \\.\PHYSICALDRIVE1
echo $env:JAVA_HOME
dotnet nuget locals all --clear

The root account is disabled by default in Ubuntu, so there is no root password, that’s why su fails with an authentication error.

WIP

Command Visual Studio Visual Studio Code LunarVim Rider

Info (Hover)

Ctrl + K, Ctrl + I

Ctrl + K, Ctrl + I

K

Ctrl + Q

Go to Definition

F12

F12

gd

Ctrl + B / Ctrl + Click

Go to Implementation

Ctrl + F12

Ctrl + F12

gD

Ctrl + Shift + B

Go to References

Shift + F12

Shift + F12

gr

Alt + F7

Rename Symbol

Ctrl + R, Ctrl + R

F2

:lua vim.lsp.buf.rename()

Shift + F6

Refactoring

Ctrl + R, Ctrl + R

Ctrl + Shift + R

:lua vim.lsp.buf.code_action()

Ctrl + Alt + Shift + T

Format Document

Ctrl + K, Ctrl + D

Shift + Alt + F

:lua vim.lsp.buf.format()

Ctrl + Alt + L

Quick Fix

Ctrl + .

Ctrl + .

:lua vim.lsp.buf.code_action()

Alt + Enter

Peek Definition

Alt + F12

Alt + F12

:lua vim.lsp.buf.definition()

Ctrl + Shift + I

Navigate Back

Ctrl + -

Alt + Left Arrow

Ctrl + o

Ctrl + Alt + Left

Navigate Forward

Ctrl + Shift + -

Alt + Right Arrow

Ctrl + i

Ctrl + Alt + Right

Show Errors

Ctrl + Shift + M

Ctrl + Shift + M

:lua vim.diagnostic.open_float()

Alt + 6

Open Terminal

Ctrl + ~

Ctrl + \'

:term

Alt + F12

Use sudo to become root:

sudo -i