If you want to see the number of threads per process in Linux environments, there are several ways to do it. Method One: /proc The proc pseudo filesystem, which resides in /proc directory, is the easiest way to see the thread count of any active proc…

1.INFO: Maximum number of threads (200) created for connector with address null and port 8091 说明:最大线程数错误 解决方案: 使用线程池,用较少的线程处理较多的访问,可以提高tomcat处理请求的能力.使用方式: 首先.打开/conf/server.xml,增加 <Executor name="tomcatThreadPool" namePrefix="catalina-ex…

Count the number of occurrences in a sorted array Given a sorted array arr[] and a number x, write a function that counts the occurrences of x in arr[]. Expected time complexity is O(Logn) Examples: Input: arr[] = {1, 1, 2, 2, 2, 2, 3,}, x = 2 Output…

1.INFO: Maximum number of threads (200) created for connector with address null and port 80 说明:最大线程数错误 解决方案: 使用线程池,用较少的线程处理较多的访问,可以提高tomcat处理请求的能力.使用方式: 首先.打开/conf/server.xml,增加 <Executor name="tomcatThreadPool" namePrefix="catalina-exec…

Description Given n numbers, your task is to insert '+' or '-' in front of each number to construct expressions. Note that the position of numbers can be also changed. You can calculate a result for each expression. Please count the number of distinc…

1.tomcat6大并发出现:INFO: Maximum number of threads (200) created for connector with address null and port 8091 说明:最大线程数错误 解决方案:使用线程池,用较少的线程处理较多的访问,可以提高tomcat处理请求的能力.使用方式: 修改server.xml 刚开始设置一直没有起作用,原因是将和分开了 使用java自带的性监测工具http://blog.csdn.net/feihong247/ar…

在/var/log/syslog中看到如下报错:   kernel: nfsd: too many open TCP sockets, consider increasing the number of nfsd threads 网上搜了外国的一篇文章这样说的(红帽系列): The threads in question are set in /etc/sysconfig/nfs: USE_KERNEL_NFSD_NUMBER="4"   Debian系列是在 /etc/default…

From: http://www.geeksforgeeks.org/find-number-of-triangles-possible/ Given an unsorted array of positive integers. Find the number of triangles that can be formed with three different array elements as three sides of triangles. For a triangle to be…

有时候在项目中我们需要检测当前连接在机子上的摄像头的数量,可以通过下面的代码实现,其中连接摄像头的最大数量maxCamNum可以任意修改: /** * Count current camera number */ int countCamera() { ; ; ; device < maxCamNum; device++) { CvCapture* capture; if (_capture[device]) { ++count; } else { capture = cvCaptureFrom…

青蛙跳跳: package com.code; public class Test03_1 { public int solution(int X, int Y, int D) { int res = (Y-X)/D+((Y-X)%D==0?0:1); return res; } public static void main(String[] args) { Test03_1 t03 = new Test03_1(); System.out.println(t03.solution(10, 8…