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Self-study IT network Linux load balancing video tutorial

Course Intermediate 10917

Course Introduction："Self-study IT Network Linux Load Balancing Video Tutorial" mainly implements Linux load balancing by performing script operations on web, lvs and Linux under nagin.

Shangxuetang MySQL video tutorial

Course Advanced 16874

Course Introduction："Shangxuetang MySQL Video Tutorial" introduces you to the process from installing to using the MySQL database, and introduces the specific operations of each link in detail.

Band of Brothers front-end example display video tutorial

Course Advanced 10587

Course Introduction："Brothers Band Front-end Example Display Video Tutorial" introduces examples of HTML5 and CSS3 technologies to everyone, so that everyone can become more proficient in using HTML5 and CSS3.

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nginx - Analyze django performance

I installed virutalbox on my mac, then installed centos5.9 in it to run django, and tested it with http_load. I don’t know how the performance of my program is. Please analyze whether it is normal. Mac OSX: Intel(R) Core(TM) i5-3210M CPU @ 2.50GHz | Frequency: 2359.617 Virtual machine: v...

2017-05-16 17:28:52

java - tcp connection exception, please help analyze the reason

After the netstat -antp|grep 8091 server has been running for a period of time, suddenly all TCPs cannot connect normally. Check the information below to help analyze the reason. Thank you. The system uses Tencent Cloud's centos6.5 64-bit virtual machine, and a tomcat server is built on it. It will appear within two days of the running average cycle...

2017-05-19 10:08:02

java - In a simple multi-threading example, how to analyze the execution process of multiple threads based on the printed results?

A simple multi-threading example, how should I analyze the execution process of multiple threads? In this example, I want to know the execution process of these 5 threads, and then this result will appear on the console?

2017-05-27 17:40:53

nginx - Is there any tool that can automatically analyze the vhosts of public IP addresses?

vhost can be set up in apache, so that independent websites with multiple domain names can be built on one host. I have a need, which is to find the vhost list on the host based on the public IP of the known host. The solution I am currently thinking of is to capture packets with tcpdump and analyze the vhost field in the http protocol...

2017-05-16 16:59:43

Mysql returns some records as empty in date field because date has multiple formats

I am trying to analyze order_date column and the column has multiple date formats and I want to convert all these dates to the same format which will make it easier to analyze order_date. I am trying to analyze order_date but this column has multiple date formats 2019/07/15 and 1/13/2014 but while using query to convert dates in different formats to one format yyyy/mm/dd. selectdate_format(order_date,'%y/%m/%d'),orderi

2024-04-06 13:29:40

MoreQ&A

How to quickly analyze the entire assignment Quickly analyze the entire assignment

Course Introduction：How to quickly analyze the entire assignment? In the quick homework, you can not only analyze and answer a single question, but also directly analyze and answer the entire book. Many friends still don’t know how to quickly analyze the entire homework. Here is a guide on how to quickly analyze the entire homework. Let’s take a look. How to analyze the entire homework of QuickPair? The first step is to click Scan Barcode to open the QuickPair homework software. Then we can see the function of scanning barcodes in the upper right corner of the homepage. We click this function. 2 The second step is to check the answers. After we click on this function, we can then scan the barcode of the book to get the answers to the entire book.

2024-07-01 comment 0 683

How to analyze Linux logs

Course Introduction：How to analyze Linux logs

2016-07-25 comment 0 1131

Analyze the use of jQueryEasyUI

Course Introduction：Analyze the use of jQueryEasyUI

2016-12-05 comment 0 1062

What does analyze in mysql do?

Course Introduction：The MySQL ANALYZE command updates table statistics to optimize query performance, including statistics updates, query optimizer improvements, and space release. It works by scanning table data to calculate the number of rows, the number of DISTINCT values, and the distribution of values to generate a more optimized query plan. Perform ANALYZE on frequently queried tables regularly and analyze only key columns for best practices.

2024-05-01 comment 0 830

How to use Go language to analyze performance bottlenecks

Course Introduction：Use Go language to analyze performance bottlenecks: use pprof for CPU, memory and blocking analysis. Visually analyze data through an interactive web interface or flame graph. Practical case: Analyze CPU performance (using slowFunction() function example).

2024-05-08 comment 0 1018

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