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Gmail, one of the most popular email services in the world, supports millions of users, delivering robust performance, high availability, and strong security...

Introduction. Have you ever wondered how to build a scalable system like the one you use most for interview practice? Leetcode has become a cornerstone for s...

Introduction:. In today's mobile-first world, having a website that performs seamlessly on mobile devices is no longer optional—it's imperative. Mobile optim...

Google Docs is a powerful, web-based word processing application that allows multiple users to create, edit, and collaborate on documents in real time. Desig...

Create the Lazy-Loaded Component. In the application, add a new component using the Angular CLI command, as shown below.

Basic Introduction. Nodejs is a JavaScript runtime build over Chrome's V8 JavaScript engine. Nodejs is generally used a backend tool to cater to client apis.

import docx def create_word_letter(recipient_name, recipient_address, sender_name, sender_address, body_text, file_name="letter.docx"): """ 创建一个包含信件的 Microsoft Word 文档。 参数： recipient_name: 收件人的姓名。 recipient_address: 收件人的地址（字符串列表）。 sender_name: 发件人的姓名。 sender_address: 发件人的地址（字符串列表）。 body_text: 信件的正文。 file_name: 要创建的 Word 文档的名称。 """ doc = docx.Document() # 发件人的地址 doc.add_paragraph(sender_name) for line in sender_address: doc.add_paragraph(line) doc.add_paragraph() # 添加一个空段落以增加间距 # 日期（您可以在此处添加日期逻辑） doc.add_paragraph("日期：[插入日期]") doc.add_paragraph() # 收件人的地址 doc.add_paragraph(recipient_name) for line in recipient_address: doc.add_paragraph(line) doc.add_paragraph() # 称谓 doc.add_paragraph("尊敬的 " + recipient_name + "，") doc.add_paragraph() # 信件正文 doc.add_paragraph(body_text) doc.add_paragraph() # 结尾 doc.add_paragraph("致以最诚挚的问候 最好的祝福") doc.add_paragraph(sender_name) doc.save(file_name) print(f"信件已保存为 {file_name}") # 示例用法： recipient_name = "John Doe" recipient_address = [ "泰安宏海食品有限公司 驰马农场，窖坑子村，下马关镇，同心县，宁夏回族自治区，中国", "宁夏吴忠市同心县下马关镇窖坑子村，中华人民共和国" ] sender_name = "Louis Amprako" sender_address = [""] body_text = "SRS 已仔细研究了您提交的文件、认证申请、您的运营描述及其附件。在下表中，您可以看到我们的反馈，请阅读并回复我们：针对我们有疑问或需要澄清的地方，请根据以下评论更正运营描述（OPD 和 OPD 附件）。您的运营描述符合要求。检查员将很快与您联系以安排现场检查。请尽快将更新后的 OPD 和 OPD 附件以及其他文件发送给我们以备检查。" create_word_letter(recipient_name, recipient_address, sender_name, sender_address, body_text)

def listsum(a,b): print("Sum: ",(a+b)) listsum(10,20)

public class code{ public static void main(String[] args) { int num1 = 10; int num2 = 20; System.out.println("Sum = "+(num1+num2)); } }

-- Create a table CREATE TABLE users ( id SERIAL PRIMARY KEY, name VARCHAR(100), age INT ); -- Insert sample data INSERT INTO users (name, age) VALUES ('Alice', 25), ('Bob', 30), ('Charlie', 22); -- Select all data SELECT * FROM users; -- Drop the table to clean up DROP TABLE users;

def get_blog_post(post_id): # Step 1: Check Cache cached_post = redis.get(f"blog_post:{post_id}") if cached_post: return cached_post # Return cached data (cache hit) # Step 2: Cache Miss - Fetch from DB post_data = fetch_post_from_db(post_id) # Simulate DB fetch # Store in Cache with TTL (e.g., 1 hour) redis.setex(f"blog_post:{post_id}", 3600, post_data) return post_data # Return data from DB (cache miss) def update_blog_post(post_id, new_data): # Update post in the database (simulate DB update) update_post_in_db(post_id, new_data) # Step 3: Invalidate Cache redis.delete(f"blog_post:{post_id}") # Invalidate cache def fetch_post_from_db(post_id): # Simulate a database fetch operation return {"id": post_id, "title": "Blog Post Title", "content": "Blog content"} def update_post_in_db(post_id, new_data): # Simulate database update pass

SET user:1001:name "Axhutos Singh" GET user:1001:name SETEX session:12345 3600 "active" INCR user:1001:login_count LPUSH user:1001:tasks "task1" "task2" "task3" LRANGE user:1001:tasks 0 -1 SADD user:1001:friends 2001 2002 2003 SISMEMBER user:1001:friends 2002 HSET user:1001:profile age 30 HGETALL user:1001:profile