17.7K
COAccess modifiers in java #java #programming
@codeverse007
#Access Modifiers In Programming
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182.4K
COJava Access Modifiers in 40s! 🔐🚀
Meet the Java Access Modifiers! From the friendly Public gate to the strict Private vault, we’re visualizing how encapsulation actually works.
Public: Open to the world! 🔓
Private: Strictly for the class only. 🚫
Protected: Family (subclasses) first. 🛡️
Default: Package-level access. 📦
CTA: Master the hierarchy of security in under 40 seconds! 🚀
#java #javainterviewquestions #javatutorial #coding #softwaredeveloper
@code_objects
25.9K
OFAccess modifiers are keywords which define the accessibility of a class and its members.
Access modifiers are used in Java to control the visibility (accessibility) of classes, interfaces, variables, methods, constructors, data members, and setter methods.
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#coding #software #softwaredeveloper #job #faang #google #amazon #development #developer #career #singleinheritance #programming #leetcode #codingquestions #googleinterview #microsoftinterview #softwareengineer #amazonjobs #softwaredevelopment #problemsolving #javaconcepts #interview #dynamicprogramming #oops #java #accessmodifier #dsa #datastructures #algorithm #itsruntym
@offthecollege_otc
819.9K
CHHandling 1 Million RPS isn’t about code — it’s about smart architecture.
1️⃣ Traffic Distribution (Load Balancers)
➡️ Spreads incoming requests across many servers so nothing overloads.
Example: 1M requests split across 200 servers = ~5K requests per server.
⸻
2️⃣ Scale Out, Not Up (Horizontal Scaling)
➡️ Add more machines instead of making one server bigger.
Example: Flash sale traffic? Instantly launch 50 new API instances.
⸻
3️⃣ Fast Reads with Cache
➡️ Use Redis/Memcached to avoid hitting the database every time.
Example: Cached user data = millions of DB calls saved daily.
⸻
4️⃣ Edge Delivery with CDN
➡️ Static content loads from servers closest to the user.
Example: Users in Delhi fetch images from a Delhi CDN node.
⸻
5️⃣ Background Work with Queues
➡️ Heavy tasks run asynchronously so APIs respond instantly.
Example: Payment succeeds now, email receipt sent in background.
⸻
6️⃣ Split the Database (Sharding)
➡️ Divide data across multiple databases to handle scale.
Example: Usernames A–M on one shard, N–Z on another.
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7️⃣ Rate Limiting
➡️ Prevent abuse and traffic spikes from taking the system down.
Example: Limit clients to 100 requests/sec to block bots from killing the API.
⸻
8️⃣ Lightweights Payloads
➡️ Smaller payloads = faster responses + less bandwidth.
Example: Send only required fields instead of massive JSON blobs.
Please follow for more such videos🙏
#systemdesign #softwaredevelopers #programming #tech #interview
[API Design] [System Architecture] [API Scaling] [1 Million RPS] [Distributed Systems] [Load Balancing] [Database Sharding] [High Availability]
@chhavi_maheshwari_
15.0K
TEStop Writing Loops Like This 🛑
If you are still writing manual for loops to transform arrays in 2026, it’s time for an upgrade. 🚀
The "Junior" approach mutates state and requires boilerplate code.
The "Senior" approach uses .map() — it's declarative, immutable, and readable in a single line.
💡 Why .map() wins here:
1️⃣ Less code to read (and debug).
2️⃣ Automatically returns a new array (immutable).
3️⃣ No manual index management needed.
👇 Question for you:
Do you strictly use .map() or do you secretly still love a good old for loop for performance? Let’s fight in the comments! 🥊
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#javascript #webdevelopment #codingtips #juniorvssenior #programmer #reactjs #cleancode #softwareengineer #100daysofcode #codinglife #frontenddeveloper #javascriptdeveloper #learncoding
@tecnical_vibes
55.6K
MRConnect Frontend to Backend API Using Axios!#Axios #JavaScript #React #API #Frontend #WebDevelopment #Coding #Programming #AsyncAwait #ErrorHandling #TechShorts #LearnToCode
Connect Frontend to Backend API Using Axios (Async/Await + Try-Catch)!
In this short, I take the Express API I built earlier and connect it to the frontend using Axios — fetching random user data and logging it to the console with proper error handling! 🔄
🛠️ What I Did:
✅ Installed Axios in frontend project
✅ Created async function with async/await
✅ Added try-catch for error handling
✅ Fetched data from backend API
✅ Logged response to console
GET requests with Axios
· Async/await for clean async code
· Try-catch error handling
· Accessing nested response data
@mrgenz25
206.6K
COComment link to get this extension in your dm 🙂.read..
Vibe-coded or AI-generated apps often contain a large number of bugs. Using tools like CodeRabbit can significantly help identify issues, debug the code, and pinpoint errors early in the development process.
#programming
#debug #coding #development #reels
@codekarlo
1.6M
MIThis is a classic real-world system design question every backend developer should know.
Unlock 200+ practical problem-solutions just like this one in the Ebook. Link in bio
Let’s break it down :
1️⃣ Idempotency Key
Definition: Assign a unique ID to each API request so the backend recognizes duplicates.
Example: User clicks “Pay Now” twice → processed only once using the same payment_id.
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2️⃣ Disable Button / Debounce
Definition: Stop multiple clicks from triggering duplicate API calls.
Example: Disable or delay the “Submit” button immediately after the first click.
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3️⃣ Database Lock or Unique Constraint
Definition: Prevent duplicate entries at the database level.
Example: Reject new records if the same order_id already exists.
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4️⃣ Queue Deduplication
Definition: Definition: Ensures that repeated messages in a queue (like Kafka or SQS) aren’t processed multiple times.
Example: If two messages have the same ID, only one is processed.
#SystemDesign #BackendEngineering #API #ScalableSystems #Kafka #SQS #WebDevelopment #DevTips #TechReels #SoftwareEngineering #ProgrammingTips #backenddevelopment #mission_compile
(API reliability, real-world system design, Stripe architecture, payments, stripe, razorpay, backend systems, scalable systems, api development, idempotent)
@mission_compile
2.2M
MI1 Million RPS isn't about code, it's about architecture.
Here are the 8 key layers to scale your API architecture.
Unlock 200+ practical problem-solutions just like this one in the Ebook. Link in bio
1️⃣ Load Balancer
👉 Distributes traffic across multiple servers so no single machine melts.
Example: 1M req/s split across 200 servers = only 5k req/s each.
⸻
2️⃣ Horizontal Scaling
👉 Add more servers when traffic spikes instead of upgrading one big server.
Example: Black Friday? Spin up 50 more API nodes in seconds.
⸻
3️⃣ Caching Layer
👉 Serve frequent reads from Redis/Memcached to avoid DB overload.
Example: User profile cached → avoids 10M database hits/day.
⸻
4️⃣ CDN for Static Content
👉 Images and static assets load from edge servers near the user.
Example: A user in Delhi gets images from a Delhi CDN node.
⸻
5️⃣ Async Processing (Queues)
👉 Push heavy tasks to Kafka/SQS so API responds instantly.
Example: Payment API returns fast → receipt email sent in background.
⸻
6️⃣ Database Sharding
👉 Split huge datasets across multiple DB shards to scale reads/writes.
Example: Users A–M on shard 1, N–Z on shard 2.
⸻
7️⃣ Rate Limiting
👉 Block or throttle abusive clients to protect server capacity.
Example: “100 requests/sec limit” prevents bots from killing the API.
⸻
8️⃣ Lightweight Payloads
👉 Reduce JSON response size to cut latency and bandwidth.
Example: Return only “id, name, price” instead of 20 unnecessary fields.
#systemdesign #apidesign #scaling #1millionrps #distributedsystems #loadbalancing #caching #microservices #softwaredeveloper #programming #coding #devops #tech #backenddeveloper #backenddevelopment #api #interviews #database #learninganddevelopment #tech
[API Design] [System Architecture] [API Scaling] [1 Million RPS] [Distributed Systems] [Load Balancing] [Database Sharding] [High Availability]
@mission_compile
1.9K
EXIn this tutorial, you will learn how to use Input Mask in MS Access to control data entry in fields like phone numbers, dates, and more. Input Masks help ensure that users enter data in the correct format, reducing errors and improving data consistency.
Topics covered in this video:
What is an Input Mask?
How to create an Input Mask in MS Access
Customizing Input Masks for specific data types
Practical examples of Input Masks in real-world scenarios
If you want to make data entry more efficient and accurate in your MS Access database, this video is for you!
@excel_master_habib
43.4K
COA password generator is a tool—either a software application, a built-in function in a password manager, or a code snippet—that creates passwords automatically. Its primary purpose is to generate strong, random, and typically unpredictable strings of characters to serve as secure passwords for user accounts or other security contexts. Below are some key aspects:
Key Features and Benefits
Randomness and Complexity:
Password generators use algorithms to produce passwords that incorporate a mix of uppercase and lowercase letters, digits, and special characters. This randomness makes the password harder for attackers to guess or crack using brute force.
Improved Security:
By generating a password that is complex and unique, password generators help mitigate risks associated with easily guessable passwords, repeated use of the same password across multiple sites, or passwords with common patterns.
Customization Options:
Many tools allow you to set parameters such as the desired length of the password and which types of characters (e.g., letters, numbers, symbols) to include. This lets users tailor the password to meet specific security policies or personal preferences.
Convenience:
Instead of coming up with a secure password manually, which can be challenging when trying to meet complexity requirements, a password generator does the heavy lifting, providing a secure password at the click of a button.
Examples in Practice
Online Password Managers:
Applications like LastPass, 1Password, and Bitwarden incorporate password generators to help users easily create and store strong passwords.
Custom Scripts and Programs:
Developers may write code (often in languages like Python, JavaScript, or others) to generate passwords for various purposes, such as creating temporary access codes or initializing secure user credentials.
Operating System Features:
Some operating systems or security tools include password generation as part of their user account setup or recovery processes.
#python #programming #coding #pythondeveloper #codinglife #pythonprogramming #learntocode
@codes.student
426.9K
EMComment “API” to get the links!
🔥 Trying to build modern software without understanding APIs is like wiring systems together without agreeing on a language. If you don’t truly get what APIs are, how REST works, and why gateways exist, you’ll build fragile systems, misuse tools, and struggle with scaling and integration. This mini roadmap fixes that.
⚡ What Is an API? (Application Programming Interface)
A clear explanation of what APIs actually are, why they exist, and how software systems communicate—without hand-wavy abstractions.
📚 What Is a REST API?
A practical breakdown of REST principles, HTTP methods, statelessness, and resource-based design—so you stop guessing and start designing APIs correctly.
🎓 What Is an API Gateway?
Learn why API Gateways exist, what problems they solve (auth, rate limiting, routing), and when you actually need one—versus when you don’t.
💡 With these API resources you will:
🚀 Stop treating APIs as “just controllers”
🧠 Build a correct mental model of client–server communication
🏗 Design cleaner, more scalable backend interfaces
⚙ Avoid common REST and API design mistakes
☁ Level up for Backend, Frontend, Microservices, and Cloud architectures
If you want to move from “my endpoint works” to “my system scales, integrates, and evolves cleanly,” API fundamentals aren’t optional—they’re foundational.
📌 Save this post so you never lose this API roadmap.
💬 Comment “API” and I’ll send you all the links!
👉 Follow for more Backend Engineering, System Design, and Career Growth.
@emrcodes
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Instagramには#Access Modifiers In Programmingの下にthousands of件の投稿があり、プラットフォームで最も活気のあるビジュアルエコシステムの1つを作り出しています。
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