mac :   lsof -i:8080 linux : netstat -anltp | grep 8080…

sudo kill `sudo lsof -t -i:9001`…

Erlang原理 (转载自ITEYE cryolite博客 ps:精彩)by Robert Virding This is a description of some of the basic properties and features of Erlang and an attempt to describe the rationale behind them. Erlang grew as we better understood the original problem we were…

When we covered port scanning a short while ago we discovered how to tell which ports had processes listening upon them, via port scanning. What we didn't do was learn how to tell which processes were associated with each open port. Often you'll know…

Communication with ROS through USART Serial Port We always need to communicate with ROS through serial port as we have many devices like sensors, touch-screen, actuators to be controlled through USART serial protocol. After some investigation, I foun…

Erlang核心开发者Lukas Larsson在2014年3月份Erlang Factory上的一个演讲详细介绍了Erlang内存体系的原理以及调优案例: http://www.erlang-factory.com/conference/show/conference-6/home/#lukas-larsson 在这里可以下载slides和观看视频(为了方便不方便科学上网的同学,我把视频搬运到了 http://v.youku.com/v_show/id_XNzA1MjA0OTEy.html )…

To keep the TCP/IP stack from taking all resources on the computer, there are different parameters that control how many connections it can handle. If running applications that are constantly opening and closing connections (P2P), or are providing a…

Classes and methods Usage Class Redis Class RedisException Predefined constants Class Redis Description: Creates a Redis client Example $redis = new Redis(); Class RedisException phpredis throws a RedisException object if it can't reach the Redis ser…

catalog . Getting Started . install guide for OS X and Linux . Features Overview . Logging . query example 1. Getting Started osquery is an operating system instrumentation framework for OS X and Linux. The tools make low-level operating system analy…

D:\>aapt -h ERROR: Unknown command '-h' Android Asset Packaging Tool Usage: aapt l[ist] [-v] [-a] file.{zip,jar,apk} List contents of Zip-compatible archive. aapt d[ump] [--values] WHAT file.{apk} [asset [asset ...]] strings Print the contents of the…