Software Developer
238.1K posts

Software Developer
@dmkavanagh
Software Developer for many years currently involved in Java, AppSec, Rancher, Storm, AWS, Kubernetes, Cryptography, JSCA
Katılım Mayıs 2008
7.5K Takip Edilen2.5K Takipçiler
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Israel, if everyone is lying, open Gaza.
If the ICC, the UN, international human rights organisations, Israeli rights groups, journalists, doctors, humanitarian workers, aid agencies, witnesses, and survivors are all lying, then open Gaza.
Let independent investigators, forensic experts, journalists, and UN monitors in.
A state confident in the truth does not fear investigation. A state afraid of the truth blocks access.
Open Gaza.

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HOW JAVA MANAGES MEMORY WITH HEAP AND STACK
Java automatically manages memory using two major memory areas: the Heap and the Stack.
The JVM (Java Virtual Machine) organizes memory to efficiently store objects, execute methods, and manage application performance.
AT RUNTIME:
→ When a Java program starts, the JVM allocates memory into different regions, mainly the Heap and Stack.
→ The Heap Memory stores objects and instance variables created during program execution.
→ The Stack Memory stores method calls, local variables, and references used by each thread.
→ Every thread created by the JVM gets its own separate stack memory.
→ All threads share the same heap memory, allowing objects to be accessed across the application.
HEAP MEMORY:
→ Used for dynamic memory allocation.
→ Stores objects, arrays, and instance variables.
→ Managed automatically by the Garbage Collector (GC).
→ Shared among all threads.
→ Larger in size but generally slower than stack memory.
→ Objects remain in heap memory until they are no longer referenced.
STACK MEMORY:
→ Stores method execution frames.
→ Contains local variables, primitive values, and object references.
→ Each thread has its own private stack.
→ Memory allocation and deallocation happen automatically in a Last-In-First-Out (LIFO) order.
→ Faster access because of its simple structure.
→ Memory is released immediately after a method finishes execution.
MEMORY FLOW:
→ Objects are created in the heap using the new keyword.
→ References to those objects are stored inside stack memory.
→ When methods are called, stack frames are pushed onto the stack.
→ When methods complete, stack frames are removed automatically.
→ Unused heap objects are cleaned by Java’s Garbage Collector.
THE RESULT:
Java’s memory management system provides efficient execution, automatic cleanup, thread isolation, and safer application development without manual memory allocation.
→ Want to go deeper? Check out this ebook:
Java: The Complete Handbook
codewithdhanian.gumroad.com/l/cvxzo

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2025 vs 2026: AI Tools Evolution You Need to See!
The interesting part about AI tools is not the tools themselves.
It’s how they’re changing the way people work.
Google Search → Perplexity
Reading PDFs → Notebook LLM
PowerPoint → Gamma
Excel → Julius AI
Chrome → Arc
Premiere Pro → OpusClip
VS Code → Cursor
Traditional coding → Replit
People are moving from:
• Manual work → AI-assisted workflows
• Multi-tool chaos → streamlined systems
• Searching → asking
• Editing → generating
• Doing everything manually → directing AI properly
That’s the real shift happening.
The professionals moving fastest right now are usually not the busiest people.
They’re the people removing friction from their workflow.
Less switching.
Less repetitive work.
Less time wasted on operational tasks.
More execution.
AI is not making skilled people irrelevant.
It’s making slow workflows irrelevant.
And honestly, most people still underestimate how much time modern work loses to unnecessary process.
That’s why AI-native workflows feel so powerful once you start using them properly.
P.S. Which traditional tool do you think gets replaced next?

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Master Python in seconds with this ultimate cheat sheet! 🐍🔥
#Python #Coding #Programmer #DataScience

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Software Developer retweetledi

MASTER CLOUD ENGINEERING
CLOUD ENGINEERING MASTER TREE
│
├── 1. Cloud Fundamentals
│ ├── What is Cloud Computing
│ ├── Cloud Models
│ │ ├── IaaS
│ │ ├── PaaS
│ │ └── SaaS
│ ├── Deployment Models
│ │ ├── Public Cloud
│ │ ├── Private Cloud
│ │ └── Hybrid Cloud
│ └── Benefits (Scalability, Cost, Flexibility)
│
├── 2. Core Cloud Providers
│ ├── AWS
│ ├── Microsoft Azure
│ ├── Google Cloud (GCP)
│ └── Multi-Cloud Strategy
│
├── 3. Compute Services
│ ├── Virtual Machines (EC2, Azure VM)
│ ├── Containers
│ ├── Serverless (Lambda, Azure Functions)
│ └── Auto Scaling
│
├── 4. Storage Services
│ ├── Object Storage (S3, Blob)
│ ├── Block Storage
│ ├── File Storage
│ └── Storage Classes & Lifecycle
│
├── 5. Networking
│ ├── VPC / Virtual Network
│ ├── Subnets
│ ├── DNS
│ ├── Load Balancers
│ └── CDN (CloudFront, Azure CDN)
│
├── 6. Databases
│ ├── Relational (RDS, Azure SQL)
│ ├── NoSQL (DynamoDB, Cosmos DB)
│ ├── Data Warehouses
│ └── Database Scaling
│
├── 7. Security
│ ├── IAM (Users, Roles, Policies)
│ ├── Authentication & Authorization
│ ├── Encryption (At Rest / In Transit)
│ ├── Firewalls & Security Groups
│ └── Compliance & Auditing
│
├── 8. DevOps in Cloud
│ ├── CI/CD Pipelines
│ ├── GitHub Actions / Jenkins
│ ├── Infrastructure as Code
│ │ ├── Terraform
│ │ └── CloudFormation
│ └── Automation
│
├── 9. Containers & Orchestration
│ ├── Docker
│ ├── Kubernetes (EKS, AKS, GKE)
│ ├── Container Registry
│ └── Microservices Architecture
│
├── 10. Monitoring & Logging
│ ├── CloudWatch / Azure Monitor
│ ├── Logging Systems
│ ├── Alerts & Notifications
│ └── Observability
│
├── 11. Serverless Architecture
│ ├── Event-driven Systems
│ ├── Functions (Lambda, Azure Functions)
│ ├── API Gateway
│ └── Cost Optimization
│
├── 12. Cost Management
│ ├── Pay-as-you-go Model
│ ├── Cost Optimization Strategies
│ ├── Reserved Instances
│ └── Billing Monitoring
│
├── 13. High Availability & Scaling
│ ├── Load Balancing
│ ├── Auto Scaling
│ ├── Multi-region Deployment
│ └── Fault Tolerance
│
├── 14. Cloud Architecture
│ ├── 3-Tier Architecture
│ ├── Microservices Architecture
│ ├── Serverless Architecture
│ └── Event-driven Architecture
│
├── 15. Real-World Use Cases
│ ├── Web Hosting
│ ├── SaaS Applications
│ ├── Data Pipelines
│ ├── AI/ML Deployment
│ └── Streaming Systems
│
└── 16. Career Path
├── Cloud Engineer
├── DevOps Engineer
├── Cloud Architect
├── Site Reliability Engineer (SRE)
└── Platform Engineer

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Republican Tells Americans to Suck It Up or Get BLOWN UP #MeidasTouch twp.ai/4hrKnH
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@PollTracker2024 No deal the less AIPAC candidates in congress the better long term for the country.
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13 Democratic members of Congress endorse Rep. Haley Stevens (D) for US Senate in Michigan
🟦Ami Bera (CA)
🟦Julia Brownley (CA)
🟦Nikki Budzinski (IL)
🟦Salud Carbajal (CA)
🟦Laura Gillen (NY)
🟦Chrissy Houlahan (PA)
🟦Greg Landsman (OH)
🟦Susie Lee (NV)
🟦Brittany Peterson (CO)
🟦Andrea Salinas (OR)
🟦Brad Schneider (IL)
🟦Eric Sorensen (IL)
🟦George Whitesides (CA)

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Software Developer retweetledi
Software Developer retweetledi

Smart homes use various wireless technologies to monitor and control your home more easily from almost anywhere 😎👇
Find high-res pdf ebooks with all my networking related infographics at study-notes.org
#wifi #wireless #iot #smarthome #technology

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“Children are paying an intolerable price for escalating militarised operations and settler attacks across the occupied West Bank, including East Jerusalem.
Between January 2025 and today, at least one Palestinian child has been killed, on average, every week.
That is, 70 Palestinian children killed in this timeframe. Ninety-three per cent of these were killed by Israeli forces.” - @1james_elder, UNICEF Spokesperson
Read the full remarks: unicef.link/4wuj0KE
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E.U. puts sanctions on Israeli settlers after Hungary drops Orban’s veto washingtonpost.com/world/2026/05/…
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Trump taps embattled media czar Kari Lake as ambassador to Jamaica washingtonpost.com/business/2026/…
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As Iran war hits U.S. weapons stocks, allies fear impact on Ukraine washingtonpost.com/national-secur…
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