Deploying and Configuring Ingress-Nginx in Kubernetes

Ingress Overview Layer 7 Load Balancing Requirements When clients access Kubernetes services, Layer 4 load balancers cannot terminate SSL sessions. This creates two significant issues: clients must establish direct SSL connections with backend pods, and if a request is routed to a different server after the SSL session is established, the sessi ...

Posted on Sat, 09 May 2026 20:47:54 +0000 by SpasePeepole

PUN Essential API Reference

Current Room Player Count int playerCount = PhotonNetwork.CurrentRoom.PlayerCount; Checking Ownership of a PhotonView When using scripts that inherit from MonoBehaviourPun, you can determine if the current instance belongs to the local player: bool isOwner = photonView.IsMine; Checking if a Player is Local bool isLocal = somePlayer.IsLocal; ...

Posted on Sat, 09 May 2026 15:35:46 +0000 by allydm

Debugging java.net.NoRouteToHostException in Networked Java Applications

Understanding the Exception When a Java application attempts an outbound connection and the system kernel cannot determine a valid route to the destination, java.net.NoRouteToHostException is thrown. This implies the routing table lacks the necessary entry to forward packets to the specified target address. Root Cause Identification Several env ...

Posted on Fri, 08 May 2026 16:56:34 +0000 by jetskirich

Deep Dive into Linux Epoll and I/O Multiplexing

I/O multiplexing is essential for handling high concurrency. Before Linux 2.6, select and poll were the primary mechanisms, but they struggle with massive connection counts. epoll resolves these limitations through an optimized architecture.Limitations of Select and PollWhen managing hundreds of thousands of connections where only a small fract ...

Posted on Thu, 07 May 2026 19:47:23 +0000 by fearfx

Basic TCP Socket Communication in Python with Multi-Client Support

Simple TCP Server and Client A minimal TCP server that listens for a single client connection: import socket def run_server(): host = '0.0.0.0' port = 5001 server_sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM) server_sock.bind((host, port)) server_sock.listen(1) print("Listening...") while True: ...

Posted on Thu, 07 May 2026 17:47:13 +0000 by jtymes

Sending HTTP Requests and Handling Responses with Apache HttpClient

To send HTTP requests and process responses using the Apache HttpClient library in Java, follow these steps: Add the HttpClient Dependency If you're using Maven, include the following dependency in your pom.xml: <dependency> <groupId>org.apache.httpcomponents</groupId> <artifactId>httpclient</artifactId> &l ...

Posted on Thu, 07 May 2026 12:02:32 +0000 by HERATHEIM

Implementing Basic Socket Communication in Android

Socket communication enables networked processes to exchange data using a standardized interface. In a network environment, each process is identified by a unique combination of IP address, protocol, and port number, which allows for reliable inter-process communication. The underlying mechanism of socket programming originates from Unix system ...

Posted on Thu, 07 May 2026 10:01:02 +0000 by prosolutions