Author Archives: Luis Fernando Chaim

English Tenses

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  1. Present Tenses:
    • Simple Present: Used for habitual actions or general truths. (e.g., “I eat breakfast every morning.”)
    • Present Continuous: Describes ongoing actions happening right now. (e.g., “I am eating breakfast now.”)
  2. Past Tenses:
    • Simple Past: Used for actions completed in the past. (e.g., “I ate breakfast an hour ago.”)
    • Past Continuous: Describes past actions that were in progress at a specific time. (e.g., “I was eating breakfast when you called.”)
  3. Future Tenses:
    • Simple Future: Refers to actions that will happen. (e.g., “I will eat breakfast tomorrow.”)
    • Future Continuous: Describes actions that will be in progress at a specific time in the future. (e.g., “I will be eating breakfast at 8 AM tomorrow.”)
  4. Perfect Tenses:
    • Present Perfect: For actions that occurred at an unspecified time or have relevance to the present. (e.g., “I have eaten breakfast already.”)
    • Past Perfect: Indicates an action that was completed before another past event. (e.g., “I had eaten breakfast before you arrived.”)
    • Future Perfect: Describes actions that will be completed before a certain future time. (e.g., “I will have eaten breakfast by the time you arrive.”)
  5. Perfect Continuous Tenses:
    • Present Perfect Continuous: Focuses on the duration of an action that started in the past and continues into the present. (e.g., “I have been eating breakfast for 30 minutes.”)
    • Past Perfect Continuous: Indicates ongoing action in the past that was completed before another action. (e.g., “I had been eating breakfast when the phone rang.”)
    • Future Perfect Continuous: Refers to long actions that will continue up to a point in the future. (e.g., “I will have been eating breakfast for 30 minutes by the time you arrive.”)

 

Motivation to join us – Aria

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Question

Answer the following question, with best possibles answers. Question: What’s motivation to join us?

Answer

Motivation to Join Us

Joining our team can be a transformative experience for individuals looking to grow both personally and professionally. Here are some compelling reasons to consider:

1. Professional Growth

  • Skill Development: Access to training programs and workshops that enhance your skills.
  • Career Advancement: Opportunities for promotions and career progression within the company.

2. Positive Work Environment

  • Collaborative Culture: Work with a team that values collaboration and open communication.
  • Supportive Leadership: Guidance from leaders who are committed to your success.

3. Impactful Work

  • Meaningful Projects: Engage in projects that make a difference in the community or industry.
  • Innovation: Be part of a team that values creativity and encourages new ideas.

4. Competitive Benefits

  • Comprehensive Packages: Attractive salary, health benefits, and retirement plans.
  • Work-Life Balance: Flexible working hours and remote work options to support your personal life.

5. Networking Opportunities

  • Build Connections: Collaborate with professionals from diverse backgrounds and industries.
  • Mentorship: Access to mentors who can provide guidance and support in your career journey.

6. Company Values

  • Shared Vision: Join a team that aligns with your values and mission.
  • Diversity and Inclusion: A commitment to fostering an inclusive workplace where everyone feels valued.

7. Personal Fulfillment

  • Passion Projects: Engage in work that you are passionate about, leading to greater job satisfaction.
  • Community Engagement: Participate in initiatives that give back to the community.

Joining us means becoming part of a dynamic team that’s focused on achieving excellence while fostering a culture of support and growth. We look forward to welcoming you!

Top 20 tricky Job Interview questions

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Here are 20 tricky job interview questions along with suggested responses to help you navigate them effectively:

1. Tell me about yourself.

  • Best Answer: Start with a brief overview of your professional background, highlight your key achievements, and conclude with what you are looking for in your next opportunity.
  • Example: “I have over 5 years of experience in marketing, specializing in digital strategies. I successfully led a campaign that increased our online engagement by 40% last year. I am now looking for a role where I can further develop my skills and contribute to a dynamic team.”

2. What are your greatest weaknesses?

  • Best Answer: Choose a real weakness and describe what you’re doing to improve it.
  • Example: “I tend to be a perfectionist, which can slow me down. However, I’m learning to prioritize tasks and set realistic goals to maintain quality without compromising deadlines.”

3. Why should we hire you?

  • Best Answer: Highlight your unique skills, experiences, and how they align with the company’s needs.
  • Example: “I bring a unique combination of technical expertise and creative problem-solving skills that will help your team achieve its objectives. My experience in project management and my passion for innovation make me a strong fit.”

4. Tell me about a time you faced a challenge at work.

  • Best Answer: Use the STAR method (Situation, Task, Action, Result) to structure your response.
  • Example: “In my last job, we faced a tight deadline on a major project. I organized daily check-ins, delegated tasks based on team strengths, and we delivered on time while exceeding quality expectations.”

5. Where do you see yourself in five years?

  • Best Answer: Focus on your professional growth and how it aligns with the company’s future.
  • Example: “In five years, I see myself in a leadership position, having taken on more responsibilities and contributing to strategic decision-making within the company.”

6. Why are you leaving your current job?

  • Best Answer: Keep it positive, focusing on future opportunities rather than negative experiences.
  • Example: “I’ve enjoyed my time at my current job, but I’m looking for new challenges that align more closely with my career goals and allow for growth.”

7. What did you like least about your last job?

  • Best Answer: Mention something minor and how you learned from that experience.
  • Example: “While I appreciated my last role, I found the lack of collaborative projects limiting. I enjoy teamwork and believe it drives innovation.”

8. How do you handle stress and pressure?

  • Best Answer: Share techniques you use to manage stress effectively.
  • Example: “I handle stress by staying organized, breaking tasks into manageable parts, and taking short breaks to recharge. This helps me maintain focus and productivity.”

9. Describe your ideal work environment.

  • Best Answer: Align your preferences with the company’s culture.
  • Example: “I thrive in collaborative environments that encourage creativity and open communication, as I believe teamwork drives the best results.”

10. What are your salary expectations?

  • Best Answer: Provide a salary range based on market research and your experience.
  • Example: “Based on my research and the responsibilities of this role, I would expect a salary in the range of 60,000to70,000.”

11. What motivates you?

  • Best Answer: Mention intrinsic motivators that relate to the job.
  • Example: “I am motivated by the opportunity to solve complex problems and make a positive impact on my team and the company.”

12. How do you prioritize your work?

  • Best Answer: Explain your approach to time management and prioritization.
  • Example: “I use a combination of to-do lists and project management tools to prioritize tasks based on deadlines and importance, ensuring I stay on track.”

13. How do you handle criticism?

  • Best Answer: Show that you are open to feedback and willing to learn.
  • Example: “I view criticism as an opportunity for growth. I take feedback seriously and use it to improve my performance.”

14. Tell me about a time you disagreed with a team member.

  • Best Answer: Focus on how you resolved the disagreement constructively.
  • Example: “When I disagreed with a team member about a project direction, I suggested we present both viewpoints to our manager and collaborate on a solution. This led to a better outcome.”

15. What would your coworkers say about you?

  • Best Answer: Highlight positive traits that reflect your work ethic.
  • Example: “My coworkers would describe me as reliable, hardworking, and always willing to lend a hand when needed.”

16. How do you stay current in your field?

  • Best Answer: Mention specific resources or methods you use to keep your skills updated.
  • Example: “I regularly attend industry conferences, participate in webinars, and follow key thought leaders on social media to stay informed about trends and best practices.”

17. If I were to ask your last boss about you, what would they say?

  • Best Answer: Reflect on the positive aspects of your performance.
  • Example: “My last boss would likely say I am a dedicated team player who consistently meets deadlines and contributes innovative ideas to our projects.”

18. What do you consider your biggest professional achievement?

  • Best Answer: Choose a significant accomplishment that showcases your skills.
  • Example: “My biggest achievement was leading a cross-functional team to launch a product that generated $1 million in revenue within the first year.”

19. What is your management style?

  • Best Answer: Describe a style that aligns with the company’s culture.
  • Example: “I believe in a participative management style, encouraging team input and fostering a collaborative environment where everyone feels valued.”

20. Do you have any questions for us?

  • Best Answer: Always prepare insightful questions to show your interest.
  • Example: “Can you tell me more about the team I would be working with and the key challenges you foresee in this role?”

By preparing thoughtful answers to these tricky interview questions, you can present yourself confidently and effectively to potential employers.

Top 20 Job Interview Questions

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Question Useful Answer
1. How do you handle stress and pressure? I prioritize tasks and break them down into manageable steps. I also practice mindfulness techniques to stay calm and focused.
2. Can you give an example of a conflict you resolved? In my last job, I facilitated a discussion between two team members who disagreed on project direction. By listening to both sides, we found a compromise that satisfied everyone.
3. Describe a time you worked in a team. I collaborated with a diverse team on a presentation. We divided tasks based on each member’s strengths, ensuring a well-rounded final product.
4. How do you adapt to changes in the workplace? I embrace change by staying open-minded and flexible. I assess the situation and adjust my approach as needed, which helps me stay productive.
5. Tell me about a time you received constructive criticism. I once received feedback on my presentation skills. I took it positively and enrolled in a workshop to improve, which ultimately enhanced my confidence.
6. How do you prioritize your work? I use a to-do list and the Eisenhower Matrix to distinguish between urgent and important tasks, ensuring I focus on what truly matters.
7. Describe a time when you had to learn something quickly. When our software was updated unexpectedly, I dedicated time after work to learn the new features, which allowed me to assist my team and minimize downtime.
8. How do you handle failure? I view failure as a learning opportunity. After a setback, I analyze what went wrong, adjust my approach, and use the experience to grow.
9. Can you describe your communication style? I strive to be clear and concise, actively listening to others and ensuring that my message is understood. I encourage feedback to promote open dialogue.
10. How do you motivate yourself and others? I set personal goals and celebrate small victories. I also encourage my colleagues by acknowledging their contributions and reminding them of our shared goals.
11. What do you do when you disagree with a decision made at work? I express my concerns respectfully and provide alternative solutions. If the decision stands, I support the team and focus on executing it effectively.
12. How do you build relationships at work? I make an effort to connect with my colleagues by engaging in conversations, showing genuine interest in their work, and collaborating on projects.
13. Describe a time when you had to give difficult feedback. I once had to inform a team member about their performance issues. I approached the conversation with empathy, focusing on specific behaviors and offering support for improvement.
14. How do you approach problem-solving? I analyze the situation, gather information, brainstorm possible solutions, and evaluate the best course of action. I also involve others for diverse perspectives.
15. Can you give an example of how you’ve shown leadership? I led a project team to meet a tight deadline by organizing regular check-ins and delegating tasks according to each member’s strengths, which resulted in successful completion.
16. How do you ensure effective collaboration in a team? I promote open communication and establish clear goals and roles. I encourage team members to share ideas and feedback, fostering a collaborative environment.
17. What strategies do you use to manage your time effectively? I utilize scheduling tools and set specific time blocks for tasks. I also review my progress daily to adjust my plans as needed.
18. How do you handle tight deadlines? I remain focused and organized, prioritizing key tasks. If necessary, I communicate with my team to ensure we’re aligned and can collaborate efficiently under pressure.
19. Describe a situation where you had to be adaptable. During a major project shift, I quickly reassessed our goals and led the team in adjusting our strategies, which helped us stay on track despite the changes.
20. How do you approach networking? I view networking as building genuine relationships. I engage with others by attending events, reaching out for informational interviews, and staying in touch to cultivate connections.

Remote Job – 30 websites

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Here are 30 websites to find remote jobs that pay in USD:

1. Remote Woman.

-Women have the opportunity to work from home, enhancing their productivity and flexibility

🔗 Link: remotewoman.com

2. Wellfound

– Unique jobs
– Top Companies
– Over 130,000 jobs

🔗 Link: https://wellfound.com/jobs

3. RemoteOK

– Over 600,000 jobs
– Work from anywhere
– The no. 1 remote job board

🔗 Link: https://remoteok.com

4. Remotive

– Over 30,000 jobs
– Vetted tech companies
– Full remote job opportunities

🔗 Link: https://remotive.com

5. Remote.co

– Hand curated
– Grow remotely
– 146 remote companies

🔗 Link: https://lnkd.in/eYgwD4bB

6. FlexJobs – Vetted Remote & Flexible Jobs

– 50+ categories
– Over 42,000 jobs
– 5,509 companies

🔗Link: https://www.flexjobs.com

7. JustRemote

– Jobs that fit your life
– Fully and partially remote
– Top remote working companies

🔗Link: https://lnkd.in/d5ZqAXm

8. PowerToFly

-2987 Remote jobs
– Jobs tailored to your skillset
– Land a job at a company committed to diversity & inclusion

🔗Link: https://powertofly.com/

9. Al Jobs

– Top Al job board
– Full-time remote jobs
– Top 1% of Al companies

🔗Link: https://theaijobboard.com

10. Toptal

– Top Companies
– Exclusive network
– Community of experts

🔗Link: https://www.toptal.com

11. Working Nomads Nomads

-100% remote jobs
-Work from anywhere
-For digital working nomads

🔗 Link: https://lnkd.in/efQwAr7V

12. Simply Hired (simply hired.com)

13. Angel List (angel.co/Jobs)

14. Virtual Vocations (virtaalvocations.com)

15. Stack Overflow Jobs (Stack Overflow.com/Jobs)

16. Remote co (Remote.co)

17. Dice (dice.com)

18. Jobspresso (Jobspresso.co)

19. Upwork (upwork.com)

20. Outsourcely (Outsourcely.com)

21. Europe Remotely (europeremiely.com)

22. We work Remotely (weworkremotely.com)

23. Remote ok Europe (remoteok.io/Europe)

24. Flex Jobs (flexjobs.com)

25. Remole of Asia (remoteok.io/asia)

26. Outsourcely: Connect with remote job opportunities and freelance gigs.

🔗 Link (https://lnkd.in/gD32kSAV)

27.remote4me : Customize your remote job search based on location, salary, and more.

🔗 Link (https://remote4me.com/)

28. AutoApply.Jobs

With one click, auto-apply to jobs without any human effort.

https://autoapply.jobs/

29. FinalScout

Transform your LinkedIn connections into email lists with this ChatGPT-Powered Email Finding Extension.

https://finalscout.com

30. Yoodli Al:

Enhance your online meeting job interviews with private, real-time speech coaching.

https://app.yoodli.ai/

IA Generativa vs IA Preditiva

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A contribuição da IA ​​vem em duas formas principais: generativa e preditiva. No artigo a seguir, exploraremos as distinções entre IA generativa e preditiva, mostrando como cada tipo está moldando o futuro da resolução de problemas em vários campos.

IA generativa é um tipo de inteligência artificial que pode criar novas informações, como texto, imagens, música ou até mesmo vídeos, com base nos dados em que foi treinada. Em vez de apenas analisar ou processar informações existentes, ela gera novas ideias e resultados.

Imagine que você peça a um modelo de IA generativa como o ChatGPT para escrever uma história curta sobre um dragão e uma princesa. A IA usa o que sabe sobre narrativa, personagens e tramas para criar uma história completamente nova. Ela não apenas copia histórias existentes; ela combina ideias de maneiras criativas para gerar algo único.

Em uma aplicação prática, a IA generativa pode ser usada na arte. Por exemplo, um modelo de IA pode se inspirar em milhares de pinturas e criar uma obra de arte totalmente nova que nunca foi vista antes, misturando estilos e técnicas de maneiras inovadoras.

IA Preditiva

IA preditiva se refere à tecnologia que usa dados, algoritmos e aprendizado de máquina para prever resultados futuros com base em dados históricos. Ela analisa padrões e tendências para fazer suposições fundamentadas sobre o que pode acontecer a seguir.

Por exemplo, imagine uma loja que quer saber quantos sorvetes estocar para o verão. A loja analisa dados de vendas de verões anteriores, incluindo fatores como temperatura, eventos locais e promoções. Usando IA preditiva, a loja analisa esses dados para encontrar padrões, como como dias quentes levam a mais vendas de sorvete.

A IA prevê que em dias em que a temperatura estiver acima de 30°C, as vendas de sorvete aumentarão em 50%. Com base nessa previsão, a loja decide estocar mais sorvete em dias ensolarados, garantindo que eles tenham o suficiente para os clientes sem estocar demais.

Embora ambos os tipos de IA sejam poderosos, eles atendem a propósitos diferentes. Vamos entender as principais diferenças.

IA preditiva – vantagens

Enquanto a IA generativa atrai atenção por seus novos recursos na criação de conteúdo, a IA preditiva continua sendo uma ferramenta poderosa para melhorar a eficiência operacional e gerar economias substanciais de custos em processos de negócios estabelecidos.

Maiores retornos sobre o investimento

A IA preditiva aprimora as operações existentes, levando a melhorias significativas de eficiência. Por exemplo, a UPS, empresa de serviços globais de remessa e logística, economiza US$ 35 milhões anualmente ao otimizar rotas de entrega, enquanto os bancos podem economizar milhões ao prever com precisão transações fraudulentas. Essa tecnologia tem um histórico comprovado de entrega de altos retornos por meio de processos sistemáticos que as empresas já estabeleceram.

Operação Autônoma

A IA preditiva geralmente funciona sem intervenção humana, tomando decisões instantâneas com base na análise de dados. Por exemplo, ela pode aprovar automaticamente transações de cartão de crédito ou otimizar posicionamentos de anúncios em sites. Em contraste, a IA generativa geralmente requer supervisão humana, pois suas saídas precisam ser revisadas quanto à precisão e qualidade, tornando-a menos adequada para tarefas totalmente automatizadas.

Custo-efetividade e eficiência

Os modelos de IA preditiva são tipicamente muito mais leves e menos intensivos em recursos em comparação aos modelos complexos usados ​​em IA generativa. Enquanto os modelos generativos podem consistir em centenas de bilhões de parâmetros e exigir dados extensos para treinamento, os modelos preditivos geralmente precisam de apenas alguns milhares de parâmetros, tornando-os mais fáceis e baratos de implantar.

A IA generativa substituirá a IA preditiva?

A IA generativa e a IA preditiva atendem a propósitos e funções diferentes, fazendo com que uma não seja uma substituição direta da outra. Embora a IA generativa possa aprimorar modelos preditivos (por exemplo, gerando cenários ou simulações com base em previsões), ela não pode substituir totalmente as capacidades analíticas da IA ​​preditiva. Cada uma tem seus pontos fortes e aplicações, e elas podem se complementar em vários campos, mas não são intercambiáveis.

O que reserva o futuro?

O futuro está em investir corretamente para alavancar a parceria entre IA preditiva e generativa. A IA generativa se destaca na criação de conteúdo e soluções inovadoras, enquanto a IA preditiva se concentra na previsão de tendências e otimização de decisões. Juntas, elas aprimoram as operações comerciais, levando a valor mensurável e ROI aprimorado.

Por exemplo, na área da saúde, a IA preditiva prevê resultados de pacientes, permitindo intervenções oportunas, enquanto a IA generativa pode ajudar a criar planos de tratamento personalizados. Em finanças, a IA preditiva analisa dados de mercado para aprimorar estratégias de negociação, enquanto a IA generativa pode auxiliar na simulação de vários cenários de investimento.

Essa sinergia entre IA generativa e preditiva não apenas simplifica processos e aumenta a lucratividade, mas também promove o engajamento do cliente por meio de experiências personalizadas. As empresas que aproveitam os pontos fortes de ambas as tecnologias podem impulsionar eficiências operacionais, responder às necessidades do mercado rapidamente e manter uma vantagem competitiva.

No cenário em evolução da IA, a integração estratégica de capacidades generativas e preditivas é a chave para desbloquear todo o seu potencial, garantindo que as empresas obtenham retornos imediatos enquanto se preparam para um futuro definido pela inovação da IA.

Curso Python 3 – Udemy

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Este post documenta comandos e fontes do curso da Udemy – Curso de Python 3 do básico ao avançado

Install Python

sudo apt update -y
sudo apt upgrade -y
sudo apt install git curl build-essential -y
sudo apt install gcc make default-libmysqlclient-dev libssl-dev -y
sudo apt install python3.10-full python3.10-dev -y

Ativar ambiente virtual

  1. Criar um diretório – ex: /opt/projetos-python/
  2. $ python3 -m venv .venv
  3. $ source .venv/bin/activate
  4. Para desativar $ deactivate
  5. $ wich python (demonstra qual ambiente está rodando)
  6. $ pip install pymysql (instala as libs do MySQL)
  7. $ pip install requests
  8. $ pip install –upgrade pip
  9. $ python -m pip install pip –upgrade (para atualizar o pip)
  10. Para remover o ambiente, basta apagar a pasta (neste caso .venv)

Fontes

https://gist.github.com/luizomf/8623264cbf69cd2619bcdee258628f41

https://gist.github.com/luizomf/688c8a48fe007829c120818138ac2317

Documentação do Python: Ex: https://docs.python.org/3.13/library/string.html

 

API Canônica

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Uma API canônica é uma interface de programação de aplicação (API) projetada para ser a representação oficial, ou “fonte única da verdade”, de um sistema ou domínio. O conceito de canônica refere-se a algo que segue um padrão autorizado ou é a forma mais pura e completa de algo.

No contexto de APIs, isso significa que a API canônica é a interface principal, geralmente abstrata e agnóstica à tecnologia, que expõe o modelo de domínio de maneira consistente e clara para consumo por diferentes partes do sistema ou por sistemas externos.

Características principais de uma API canônica:

  1. Consistência:
    Uma API canônica garante que diferentes consumidores (módulos internos, sistemas externos, etc.) acessem as mesmas regras e dados de forma consistente, sem variações ou duplicações em diferentes partes do sistema.
  2. Independência de implementação:
    Ela é projetada para ser neutra em relação a detalhes de implementação. Ou seja, ela descreve a interação com o sistema de maneira lógica e orientada ao domínio, sem expor detalhes técnicos ou internos, como infraestruturas ou frameworks específicos.
  3. Modelagem orientada ao domínio (DDD):
    APIs canônicas geralmente são construídas com base em modelos de domínio bem definidos, conforme os princípios de Domain-Driven Design. Cada endpoint ou operação exposta pela API reflete as operações de negócio reais, em vez de operações puramente técnicas.
  4. Contrato Estável:
    A API canônica geralmente apresenta um contrato estável e bem-definido, o que significa que ela pode evoluir sem quebrar a compatibilidade com os consumidores existentes. Isso permite atualizações e mudanças no sistema subjacente sem afetar diretamente os clientes que consomem essa API.
  5. Facilidade de integração:
    APIs canônicas padronizam a interface entre sistemas, facilitando a integração de novos componentes ou serviços. A interoperabilidade é simplificada, pois a API segue uma estrutura que pode ser consumida por diferentes tipos de clientes, como front-ends, back-ends ou terceiros.
  6. Unificação dos dados e regras de negócio:
    A API canônica centraliza e unifica o acesso aos dados e às regras de negócio, o que evita redundâncias e inconsistências. Isso garante que todos os consumidores obtenham a mesma visão e apliquem as mesmas regras de maneira padronizada.

Exemplo prático:

Em um sistema de e-commerce com um domínio que inclui clientes, pedidos e produtos, uma API canônica exporia operações que permitem a criação de pedidos, consulta de produtos, gerenciamento de clientes, etc., de forma que todos os serviços relacionados interajam com esses dados e regras de uma maneira consistente.

  • Operações do domínio:
    • Criar um pedido (/orders/create)
    • Consultar um produto (/products/{id})
    • Gerenciar clientes (/customers/{id}/update)

Benefícios de usar uma API canônica:

  • Reduz complexidade e duplicidade: Uma API canônica elimina a necessidade de várias APIs especializadas ou duplicadas para diferentes sistemas, centralizando as operações.
  • Facilita manutenção e evolução: Com um contrato estável e bem definido, a API pode ser evoluída sem grandes impactos para os consumidores.
  • Melhor modelagem de negócio: Reflete com precisão os processos de negócio e o modelo de domínio, melhorando a clareza e a robustez do sistema.

Essencialmente, a API canônica é um ponto de acesso estruturado e padronizado para todo o domínio de um sistema, garantindo consistência e governança.